diff --git a/App.xaml b/App.xaml
index 2ddacc2..a1cbdcc 100644
--- a/App.xaml
+++ b/App.xaml
@@ -2,8 +2,52 @@
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:local="clr-namespace:Libertix"
+             xmlns:converters="clr-namespace:Libertix.Converters"
              StartupUri="MainWindow.xaml">
     <Application.Resources>
-         
+        <Style x:Key="ModernButton" TargetType="Button">
+            <Setter Property="Background" Value="#2a273f"/>
+            <Setter Property="Foreground" Value="#E0DEF4"/>
+            <Setter Property="Padding" Value="20,10"/>
+            <Setter Property="FontSize" Value="16"/>
+            <Setter Property="FontWeight" Value="SemiBold"/>
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="Button">
+                        <Border Background="{TemplateBinding Background}"
+                                CornerRadius="8"
+                                BorderThickness="0"
+                                Padding="{TemplateBinding Padding}">
+                            <ContentPresenter HorizontalAlignment="Center" 
+                                            VerticalAlignment="Center"/>
+                        </Border>
+                        <ControlTemplate.Triggers>
+                            <Trigger Property="IsMouseOver" Value="True">
+                                <Setter Property="Background" Value="#EA9A97"/>
+                            </Trigger>
+                            <Trigger Property="IsPressed" Value="True">
+                                <Setter Property="Background" Value="#eb6f92"/>
+                            </Trigger>
+                        </ControlTemplate.Triggers>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+        
+        <!-- Color Resources -->
+        <SolidColorBrush x:Key="PrimaryBackground" Color="#232136"/>
+        <SolidColorBrush x:Key="SecondaryBackground" Color="#2a273f"/>
+        <SolidColorBrush x:Key="AccentColor" Color="#3e8fb0"/>
+        <SolidColorBrush x:Key="TextPrimary" Color="#e0def4"/>
+        <SolidColorBrush x:Key="TextSecondary" Color="#908caa"/>
+        <SolidColorBrush x:Key="ErrorColor" Color="#eb6f92"/>
+
+        <!-- Converters -->
+        <converters:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter"/>
+        <converters:InverseBoolConverter x:Key="InverseBoolConverter"/>
+        <converters:ScaleConverter x:Key="ScaleConverter"/>
+        <converters:StringToVisibilityConverter x:Key="StringToVisibilityConverter"/>
+        <converters:VisibilityToBoolConverter x:Key="VisibilityToBoolConverter"/>
+        
     </Application.Resources>
 </Application>
diff --git a/Commands/RelayCommand.cs b/Commands/RelayCommand.cs
new file mode 100644
index 0000000..2f23f19
--- /dev/null
+++ b/Commands/RelayCommand.cs
@@ -0,0 +1,27 @@
+using System;
+using System.Windows.Input;
+
+namespace Libertix.Commands
+{
+    public class RelayCommand : ICommand
+    {
+        private readonly Action<object> _execute;
+        private readonly Func<object, bool> _canExecute;
+
+        public RelayCommand(Action<object> execute, Func<object, bool> canExecute = null)
+        {
+            _execute = execute ?? throw new ArgumentNullException(nameof(execute));
+            _canExecute = canExecute;
+        }
+
+        public event EventHandler CanExecuteChanged
+        {
+            add { CommandManager.RequerySuggested += value; }
+            remove { CommandManager.RequerySuggested -= value; }
+        }
+
+        public bool CanExecute(object parameter) => _canExecute?.Invoke(parameter) ?? true;
+
+        public void Execute(object parameter) => _execute(parameter);
+    }
+}
diff --git a/Controls/ErrorPanel.xaml b/Controls/ErrorPanel.xaml
new file mode 100644
index 0000000..246bf58
--- /dev/null
+++ b/Controls/ErrorPanel.xaml
@@ -0,0 +1,152 @@
+<UserControl x:Class="Libertix.Controls.ErrorPanel"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:converters="clr-namespace:Libertix.Converters"
+             mc:Ignorable="d">
+    
+    <UserControl.Resources>
+        <Style x:Key="CustomScrollBarThumb" TargetType="{x:Type Thumb}">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="{x:Type Thumb}">
+                        <Rectangle Fill="#908caa" 
+                                 RadiusX="4" 
+                                 RadiusY="4"/>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+
+        <Style x:Key="CustomScrollBar" TargetType="{x:Type ScrollBar}">
+            <Setter Property="Width" Value="8"/>
+            <Setter Property="Background" Value="Transparent"/>
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="{x:Type ScrollBar}">
+                        <Grid>
+                            <Rectangle Fill="#363252" 
+                                     RadiusX="4" 
+                                     RadiusY="4"/>
+                            <Track x:Name="PART_Track" 
+                                  IsDirectionReversed="True">
+                                <Track.Thumb>
+                                    <Thumb Style="{StaticResource CustomScrollBarThumb}"/>
+                                </Track.Thumb>
+                            </Track>
+                        </Grid>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+
+        <Style x:Key="CustomScrollViewer" TargetType="{x:Type ScrollViewer}">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="{x:Type ScrollViewer}">
+                        <Grid>
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition/>
+                                <ColumnDefinition Width="Auto"/>
+                            </Grid.ColumnDefinitions>
+                            <ScrollContentPresenter/>
+                            <ScrollBar x:Name="PART_VerticalScrollBar"
+                                     Grid.Column="1"
+                                     Value="{TemplateBinding VerticalOffset}"
+                                     Maximum="{TemplateBinding ScrollableHeight}"
+                                     ViewportSize="{TemplateBinding ViewportHeight}"
+                                     Style="{StaticResource CustomScrollBar}"/>
+                        </Grid>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+    </UserControl.Resources>
+
+    <Border Background="#2a273f"
+            BorderBrush="#eb6f92"
+            BorderThickness="1"
+            CornerRadius="8"
+            MaxWidth="{Binding MaxWidth, RelativeSource={RelativeSource AncestorType=UserControl}}"
+            MaxHeight="{Binding ActualHeight, RelativeSource={RelativeSource AncestorType=Window}, Converter={StaticResource ScaleConverter}, ConverterParameter=0.8}"
+            MinWidth="300">
+        
+        <ScrollViewer Style="{StaticResource CustomScrollViewer}"
+                      VerticalScrollBarVisibility="Auto"
+                      Margin="40,30">
+            <StackPanel>
+                <TextBlock Text="{Binding Title, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                      Foreground="#eb6f92"
+                      FontSize="32"
+                      FontWeight="Light"
+                      TextAlignment="Center"
+                      TextWrapping="Wrap"
+                      Margin="0,0,0,20"/>
+            
+            <TextBlock Text="{Binding Message, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                      Foreground="#e0def4"
+                      FontSize="16"
+                      TextAlignment="Center"
+                      TextWrapping="Wrap"/>
+
+            <Expander Margin="0,20,0,0" 
+                      BorderThickness="0"
+                      IsExpanded="True">
+                <Expander.Header>
+                    <TextBlock Text="System Requirements" 
+                             Foreground="#908caa"
+                             FontSize="16"
+                             FontWeight="SemiBold"/>
+                </Expander.Header>
+                <Expander.Style>
+                    <Style TargetType="Expander">
+                        <Style.Triggers>
+                            <Trigger Property="IsExpanded" Value="True">
+                                <Setter Property="Header">
+                                    <Setter.Value>
+                                        <TextBlock Text="System Requirements" 
+                                                 Foreground="#908caa"
+                                                 FontSize="16"
+                                                 FontWeight="SemiBold"/>
+                                    </Setter.Value>
+                                </Setter>
+                            </Trigger>
+                        </Style.Triggers>
+                    </Style>
+                </Expander.Style>
+                <Border Background="#363252" 
+                        CornerRadius="4" 
+                        Padding="20"
+                        Margin="0,10,0,0">
+                    <StackPanel>
+                        <!-- System Requirements -->
+                        <TextBlock Text="{Binding Details, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                                 Foreground="#e0def4"
+                                 FontFamily="Consolas"
+                                 FontSize="14"
+                                 TextWrapping="Wrap"/>
+                        
+                        <!-- Additional Space Needed -->
+                        <TextBlock Text="{Binding AdditionalDetails, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                                 Foreground="#eb6f92"
+                                 FontSize="14"
+                                 FontWeight="SemiBold"
+                                 Margin="0,10,0,0"
+                                 TextWrapping="Wrap"
+                                 Visibility="{Binding AdditionalDetails, RelativeSource={RelativeSource AncestorType=UserControl}, Converter={StaticResource StringToVisibilityConverter}}"/>
+                    </StackPanel>
+                </Border>
+            </Expander>
+
+            <Button Content="{Binding ActionButtonText, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                    Style="{StaticResource ModernButton}"
+                    Width="250"
+                    Height="50"
+                    Margin="0,30,0,0"
+                    Command="{Binding ActionCommand, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                    Visibility="{Binding ActionButtonText, RelativeSource={RelativeSource AncestorType=UserControl}, Converter={StaticResource StringToVisibilityConverter}}"/>
+            </StackPanel>
+        </ScrollViewer>
+    </Border>
+</UserControl>
diff --git a/Controls/ErrorPanel.xaml.cs b/Controls/ErrorPanel.xaml.cs
new file mode 100644
index 0000000..a69a59f
--- /dev/null
+++ b/Controls/ErrorPanel.xaml.cs
@@ -0,0 +1,76 @@
+using System.Windows;
+using System.Windows.Input;
+using System.Windows.Controls;
+
+namespace Libertix.Controls
+{
+    public partial class ErrorPanel : UserControl
+    {
+        public static readonly DependencyProperty TitleProperty =
+            DependencyProperty.Register("Title", typeof(string), typeof(ErrorPanel), new PropertyMetadata(string.Empty));
+
+        public static readonly DependencyProperty MessageProperty =
+            DependencyProperty.Register("Message", typeof(string), typeof(ErrorPanel), new PropertyMetadata(string.Empty));
+
+        public static readonly DependencyProperty DetailsProperty =
+            DependencyProperty.Register("Details", typeof(string), typeof(ErrorPanel), new PropertyMetadata(string.Empty));
+
+        public static readonly DependencyProperty AdditionalDetailsProperty =
+            DependencyProperty.Register("AdditionalDetails", typeof(string), typeof(ErrorPanel), new PropertyMetadata(string.Empty));
+
+        public static readonly DependencyProperty ActionButtonTextProperty =
+            DependencyProperty.Register("ActionButtonText", typeof(string), typeof(ErrorPanel), new PropertyMetadata(string.Empty));
+
+        public static readonly DependencyProperty ActionCommandProperty =
+            DependencyProperty.Register("ActionCommand", typeof(ICommand), typeof(ErrorPanel), new PropertyMetadata(null));
+
+        public string Title
+        {
+            get => (string)GetValue(TitleProperty);
+            set => SetValue(TitleProperty, value);
+        }
+
+        public string Message
+        {
+            get => (string)GetValue(MessageProperty);
+            set => SetValue(MessageProperty, value);
+        }
+
+        public string Details
+        {
+            get => (string)GetValue(DetailsProperty);
+            set => SetValue(DetailsProperty, value);
+        }
+
+        public string AdditionalDetails
+        {
+            get => (string)GetValue(AdditionalDetailsProperty);
+            set => SetValue(AdditionalDetailsProperty, value);
+        }
+
+        public string ActionButtonText
+        {
+            get => (string)GetValue(ActionButtonTextProperty);
+            set => SetValue(ActionButtonTextProperty, value);
+        }
+
+        public ICommand ActionCommand
+        {
+            get => (ICommand)GetValue(ActionCommandProperty);
+            set => SetValue(ActionCommandProperty, value);
+        }
+
+        public ErrorPanel()
+        {
+            InitializeComponent();
+        }
+
+        private void Expander_Expanded(object sender, RoutedEventArgs e)
+        {
+            if (sender is Expander expander)
+            {
+                expander.BringIntoView();
+            }
+        }
+    }
+}
diff --git a/Converters/BoolToVisibilityConverter.cs b/Converters/BoolToVisibilityConverter.cs
new file mode 100644
index 0000000..9d9dd3c
--- /dev/null
+++ b/Converters/BoolToVisibilityConverter.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Windows;
+using System.Windows.Data;
+
+namespace Libertix.Converters
+{
+    public class BoolToVisibilityConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return value is bool boolValue && boolValue ? Visibility.Visible : Visibility.Collapsed;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return value is Visibility visibility && visibility == Visibility.Visible;
+        }
+    }
+}
diff --git a/Converters/InverseBoolConverter.cs b/Converters/InverseBoolConverter.cs
new file mode 100644
index 0000000..69c4dc7
--- /dev/null
+++ b/Converters/InverseBoolConverter.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Windows.Data;
+
+namespace Libertix.Converters
+{
+    public class InverseBoolConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return value is bool boolValue ? !boolValue : true;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return value is bool boolValue ? !boolValue : true;
+        }
+    }
+}
diff --git a/Converters/ResponsiveFontConverter.cs b/Converters/ResponsiveFontConverter.cs
new file mode 100644
index 0000000..4886326
--- /dev/null
+++ b/Converters/ResponsiveFontConverter.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Globalization;
+using System.Windows.Data;
+
+namespace Libertix.Pages
+{
+    public class ResponsiveFontConverter : IMultiValueConverter
+    {
+        public double SmallScreenSize { get; set; }
+        public double DefaultSize { get; set; }
+
+        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (values[0] is double width)
+            {
+                return width < 800 ? SmallScreenSize : DefaultSize;
+            }
+            return DefaultSize;
+        }
+
+        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Converters/ScaleConverter.cs b/Converters/ScaleConverter.cs
new file mode 100644
index 0000000..0ae6cfc
--- /dev/null
+++ b/Converters/ScaleConverter.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Globalization;
+using System.Windows.Data;
+
+namespace Libertix.Converters
+{
+    public class ScaleConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value is double number && parameter is string factor)
+            {
+                if (double.TryParse(factor, out double scaleFactor))
+                {
+                    return number * scaleFactor;
+                }
+            }
+            return value;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Converters/StringToVisibilityConverter.cs b/Converters/StringToVisibilityConverter.cs
new file mode 100644
index 0000000..6e48ff2
--- /dev/null
+++ b/Converters/StringToVisibilityConverter.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Windows;
+using System.Windows.Data;
+
+namespace Libertix.Converters
+{
+    public class StringToVisibilityConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return string.IsNullOrEmpty(value as string) ? Visibility.Collapsed : Visibility.Visible;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Converters/VisibilityToBoolConverter.cs b/Converters/VisibilityToBoolConverter.cs
new file mode 100644
index 0000000..410cf90
--- /dev/null
+++ b/Converters/VisibilityToBoolConverter.cs
@@ -0,0 +1,22 @@
+using System;
+using System.Globalization;
+using System.Windows;
+using System.Windows.Data;
+
+namespace Libertix.Converters
+{
+    public class VisibilityToBoolConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return value is Visibility visibility && visibility == Visibility.Visible;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return value is bool boolValue && boolValue
+                ? Visibility.Visible
+                : Visibility.Collapsed;
+        }
+    }
+}
diff --git a/Helpers/NavigationHelper.cs b/Helpers/NavigationHelper.cs
new file mode 100644
index 0000000..e69de29
diff --git a/Helpers/PageManager.cs b/Helpers/PageManager.cs
new file mode 100644
index 0000000..e69de29
diff --git a/Libertix.csproj b/Libertix.csproj
index 8a8946c..1a772ee 100644
--- a/Libertix.csproj
+++ b/Libertix.csproj
@@ -71,9 +71,28 @@
       <DependentUpon>MainWindow.xaml</DependentUpon>
       <SubType>Code</SubType>
     </Compile>
-    <Page Include="Pages\ChooseDistro.xaml" />
+    <Page Include="Pages\ChooseDistro.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="Pages\ResizeDisk.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Compile Include="Controls\ErrorPanel.xaml.cs">
+      <DependentUpon>ErrorPanel.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Converters\StringToVisibilityConverter.cs" />
+    <Compile Include="Commands\RelayCommand.cs" />
+    <Compile Include="Converters\BoolToVisibilityConverter.cs" />
+    <Compile Include="Converters\InverseBoolConverter.cs" />
+    <Compile Include="Converters\ScaleConverter.cs" />
+    <Compile Include="Converters\VisibilityToBoolConverter.cs" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Pages\ResizeDisk.xaml.cs">
+      <DependentUpon>ResizeDisk.xaml</DependentUpon>
+    </Compile>
     <Compile Include="Properties\AssemblyInfo.cs">
       <SubType>Code</SubType>
     </Compile>
@@ -99,5 +118,11 @@
   <ItemGroup>
     <None Include="App.config" />
   </ItemGroup>
+  <ItemGroup>
+    <Page Include="Controls\ErrorPanel.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/MainWindow.xaml b/MainWindow.xaml
index 4b8f657..4d3080b 100644
--- a/MainWindow.xaml
+++ b/MainWindow.xaml
@@ -6,40 +6,9 @@
         xmlns:local="clr-namespace:Libertix"
         mc:Ignorable="d"
         Title="Libertix" 
-        Height="450" Width="800"
+        Height="630" Width="1070"
         MinHeight="450" MinWidth="650"
         WindowStartupLocation="CenterScreen">
-    
-    <Window.Resources>
-        <Style x:Key="ModernButton" TargetType="Button">
-            <Setter Property="Background" Value="#2a273f"/>
-            <Setter Property="Foreground" Value="#E0DEF4"/>
-            <Setter Property="Padding" Value="20,10"/>
-            <Setter Property="FontSize" Value="16"/>
-            <Setter Property="FontWeight" Value="SemiBold"/>
-            <Setter Property="Template">
-                <Setter.Value>
-                    <ControlTemplate TargetType="Button">
-                        <Border Background="{TemplateBinding Background}"
-                                CornerRadius="8"
-                                BorderThickness="0"
-                                Padding="{TemplateBinding Padding}">
-                            <ContentPresenter HorizontalAlignment="Center" 
-                                            VerticalAlignment="Center"/>
-                        </Border>
-                        <ControlTemplate.Triggers>
-                            <Trigger Property="IsMouseOver" Value="True">
-                                <Setter Property="Background" Value="#EA9A97"/>
-                            </Trigger>
-                            <Trigger Property="IsPressed" Value="True">
-                                <Setter Property="Background" Value="#eb6f92"/>
-                            </Trigger>
-                        </ControlTemplate.Triggers>
-                    </ControlTemplate>
-                </Setter.Value>
-            </Setter>
-        </Style>
-    </Window.Resources>
 
     <Frame x:Name="MainFrame" NavigationUIVisibility="Hidden">
         <Frame.Content>
diff --git a/Models/DistroInfo.cs b/Models/DistroInfo.cs
index a522a22..a67ec46 100644
--- a/Models/DistroInfo.cs
+++ b/Models/DistroInfo.cs
@@ -1,13 +1,28 @@
 using System;
+using System.ComponentModel;
 
 namespace Libertix.Models
 {
-    public class DistroInfo
+    public class DistroInfo : INotifyPropertyChanged
     {
         public string Name { get; set; }
         public string Description { get; set; }
         public string ImageUrl { get; set; }
         public string IsoUrl { get; set; }
         public double SizeInGB { get; set; }
+
+        private bool _isSelected;
+
+        public bool IsSelected
+        {
+            get => _isSelected;
+            set
+            {
+                _isSelected = value;
+                PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsSelected)));
+            }
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
     }
 }
diff --git a/Pages/ChooseDistro.xaml b/Pages/ChooseDistro.xaml
index 586025a..22da21b 100644
--- a/Pages/ChooseDistro.xaml
+++ b/Pages/ChooseDistro.xaml
@@ -13,10 +13,16 @@
             <Setter Property="CornerRadius" Value="8"/>
             <Setter Property="Margin" Value="10"/>
             <Setter Property="Padding" Value="15"/>
+            <Setter Property="BorderThickness" Value="2"/>
+            <Setter Property="BorderBrush" Value="Transparent"/>
             <Style.Triggers>
                 <Trigger Property="IsMouseOver" Value="True">
                     <Setter Property="Background" Value="#363252"/>
                 </Trigger>
+                <DataTrigger Binding="{Binding IsSelected}" Value="True">
+                    <Setter Property="BorderBrush" Value="#eb6f92"/>
+                    <Setter Property="Background" Value="#363252"/>
+                </DataTrigger>
             </Style.Triggers>
         </Style>
     </Page.Resources>
@@ -25,6 +31,7 @@
         <Grid.RowDefinitions>
             <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
+            <RowDefinition Height="Auto"/>
         </Grid.RowDefinitions>
 
         <Label Grid.Row="0" 
@@ -55,27 +62,60 @@
                         <Border Style="{StaticResource DistroCard}"
                                 Width="300"
                                 MouseLeftButtonDown="Border_MouseLeftButtonDown">
-                            <StackPanel>
-                                <Image Source="{Binding ImageUrl}" 
-                                       Height="150" 
-                                       Stretch="Uniform"
-                                       Margin="0,0,0,10"/>
-                                <TextBlock Text="{Binding Name}"
-                                           FontSize="24"
-                                           FontWeight="SemiBold"
-                                           Foreground="#E0DEF4"
-                                           Margin="0,0,0,5"/>
-                                <TextBlock Text="{Binding Description}"
-                                           Foreground="#E0DEF4"
-                                           TextWrapping="Wrap"/>
-                                <TextBlock Text="{Binding SizeInGB, StringFormat={}{0:N2} GB}"
-                                           Foreground="#908caa"
-                                           Margin="0,10,0,0"/>
-                            </StackPanel>
+                            <Grid>
+                                <Grid.RowDefinitions>
+                                    <RowDefinition Height="*"/>
+                                    <RowDefinition Height="Auto"/>
+                                </Grid.RowDefinitions>
+                                
+                                <StackPanel>
+                                    <Image Source="{Binding ImageUrl}" 
+                                           Height="150" 
+                                           Stretch="Uniform"
+                                           Margin="0,0,0,10"/>
+                                    <TextBlock Text="{Binding Name}"
+                                               FontSize="24"
+                                               FontWeight="SemiBold"
+                                               Foreground="#E0DEF4"
+                                               Margin="0,0,0,5"/>
+                                    <TextBlock Text="{Binding Description}"
+                                               Foreground="#E0DEF4"
+                                               TextWrapping="Wrap"/>
+                                    <TextBlock Text="{Binding SizeInGB, StringFormat={}{0:N2} GB}"
+                                               Foreground="#908caa"
+                                               Margin="0,10,0,0"/>
+                                </StackPanel>
+                                
+                                <Border Grid.Row="1" 
+                                        Height="4" 
+                                        Margin="0,10,0,0"
+                                        Background="#eb6f92"
+                                        Opacity="0">
+                                    <Border.Style>
+                                        <Style TargetType="Border">
+                                            <Style.Triggers>
+                                                <DataTrigger Binding="{Binding IsSelected}" Value="True">
+                                                    <Setter Property="Opacity" Value="1"/>
+                                                </DataTrigger>
+                                            </Style.Triggers>
+                                        </Style>
+                                    </Border.Style>
+                                </Border>
+                            </Grid>
                         </Border>
                     </DataTemplate>
                 </ItemsControl.ItemTemplate>
             </ItemsControl>
         </ScrollViewer>
+
+        <Button Grid.Row="2"
+                Content="Next"
+                Style="{StaticResource ModernButton}"
+                Width="200"
+                Height="50"
+                Margin="20"
+                HorizontalAlignment="Right"
+                Click="NextButton_Click"
+                IsEnabled="{Binding IsDistroSelected}"/>
     </Grid>
 </Page>
\ No newline at end of file
diff --git a/Pages/ChooseDistro.xaml.cs b/Pages/ChooseDistro.xaml.cs
index ce94719..2689f81 100644
--- a/Pages/ChooseDistro.xaml.cs
+++ b/Pages/ChooseDistro.xaml.cs
@@ -3,12 +3,29 @@
 using System.Windows.Controls;
 using System.Windows.Input;
 using Libertix.Models;
+using Libertix.Pages;  // Add this line
+using System;
+using System.ComponentModel;
+using System.Windows.Media.Animation;
 
 namespace Libertix
 {
-    public partial class ChooseDistro : Page
+    public partial class ChooseDistro : Page, INotifyPropertyChanged
     {
         private readonly List<DistroInfo> _distros;
+        private bool _isDistroSelected;
+
+        public bool IsDistroSelected
+        {
+            get => _isDistroSelected;
+            set
+            {
+                _isDistroSelected = value;
+                PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsDistroSelected)));
+            }
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
 
         public ChooseDistro()
         {
@@ -23,22 +40,86 @@ public ChooseDistro()
                     ImageUrl = "https://assets.zorincdn.com/images/releases/17/desktop.jpg",
                     IsoUrl = "https://mirrors.ircam.fr/pub/zorinos-isos/17/Zorin-OS-17.2-Core-64-bit.iso",
                     SizeInGB = 3.2
+                },
+                new DistroInfo 
+                {
+                    Name = "Ubuntu 24.04 LTS",
+                    Description = "Fast, free and full of new features. Ubuntu is the world’s favourite Linux operating system",
+                    ImageUrl = "https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,c_fill,w_720/https://lh7-us.googleusercontent.com/7-Wcy72kffGY3f_KhI4VNoDGow_nnsGwB10oSO2oACqBYORb5xRWuQSKwAkaLE0YWciUWlrf5Hk2yKNb66kdo7t3d8YQSu1yS1JaJiGliqn3aFDAG5Qy558ApHb_did8V0EGmWKaH2DzhOnGa8pR50I",
+                    IsoUrl = "https://releases.ubuntu.com/noble/ubuntu-24.04.1-desktop-amd64.iso",
+                    SizeInGB = 5.8
                 }
             };
 
             DistrosItemsControl.ItemsSource = _distros;
+            DataContext = this;
+            IsDistroSelected = false;
         }
 
         private void Border_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
         {
             if (sender is Border border && border.DataContext is DistroInfo distro)
             {
-                // Store selected distribution for later use
-                App.Current.Properties["SelectedDistro"] = distro;
+                // Deselect previous selection
+                foreach (var item in _distros)
+                {
+                    item.IsSelected = false;
+                }
                 
-                // TODO: Navigate to confirmation page
-                MessageBox.Show($"Selected {distro.Name}");
+                distro.IsSelected = true;
+                App.Current.Properties["SelectedDistro"] = distro;
+                IsDistroSelected = true;
             }
         }
+
+        private void NextButton_Click(object sender, RoutedEventArgs e)
+        {
+            var resizeDiskPage = new ResizeDisk();
+            NavigateWithAnimation(resizeDiskPage);
+        }
+
+        private void NavigateWithAnimation(Page nextPage)
+        {
+            var fadeOut = new DoubleAnimation
+            {
+                From = 1.0,
+                To = 0.0,
+                Duration = TimeSpan.FromSeconds(0.3)
+            };
+
+            var slideOut = new ThicknessAnimation
+            {
+                From = new Thickness(0),
+                To = new Thickness(-100, 0, 0, 0),
+                Duration = TimeSpan.FromSeconds(0.3)
+            };
+
+            fadeOut.Completed += (s, _) =>
+            {
+                var currentBackground = ((Grid)this.Content).Background;
+                NavigationService.Navigate(nextPage);
+                ((Grid)nextPage.Content).Background = currentBackground;
+
+                var fadeIn = new DoubleAnimation
+                {
+                    From = 0.0,
+                    To = 1.0,
+                    Duration = TimeSpan.FromSeconds(0.3)
+                };
+
+                var slideIn = new ThicknessAnimation
+                {
+                    From = new Thickness(100, 0, 0, 0),
+                    To = new Thickness(0),
+                    Duration = TimeSpan.FromSeconds(0.3)
+                };
+
+                nextPage.BeginAnimation(UIElement.OpacityProperty, fadeIn);
+                nextPage.BeginAnimation(FrameworkElement.MarginProperty, slideIn);
+            };
+
+            this.BeginAnimation(UIElement.OpacityProperty, fadeOut);
+            this.BeginAnimation(FrameworkElement.MarginProperty, slideOut);
+        }
     }
 }
\ No newline at end of file
diff --git a/Pages/ResizeDisk.xaml b/Pages/ResizeDisk.xaml
new file mode 100644
index 0000000..5e6af7f
--- /dev/null
+++ b/Pages/ResizeDisk.xaml
@@ -0,0 +1,192 @@
+<Page x:Class="Libertix.Pages.ResizeDisk"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+      xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+      xmlns:local="clr-namespace:Libertix.Pages"
+      xmlns:controls="clr-namespace:Libertix.Controls"
+      mc:Ignorable="d"
+      Title="Resize Disk">
+
+    <Page.Resources>
+        <Style x:Key="SliderRepeatButton" TargetType="RepeatButton">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="RepeatButton">
+                        <Border Height="4" CornerRadius="2" Background="{TemplateBinding Background}"/>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+
+        <Style x:Key="SliderThumb" TargetType="Thumb">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="Thumb">
+                        <Grid>
+                            <Ellipse Width="20" Height="20" Fill="#eb6f92"/>
+                            <Ellipse Width="16" Height="16" Fill="#232136"/>
+                        </Grid>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+
+        <Style x:Key="CustomSlider" TargetType="Slider">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="Slider">
+                        <Grid>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto"/>
+                                <RowDefinition Height="Auto" MinHeight="{TemplateBinding MinHeight}"/>
+                                <RowDefinition Height="Auto"/>
+                            </Grid.RowDefinitions>
+                            <Track Grid.Row="1" x:Name="PART_Track">
+                                <Track.DecreaseRepeatButton>
+                                    <RepeatButton Style="{StaticResource SliderRepeatButton}" Background="#eb6f92"/>
+                                </Track.DecreaseRepeatButton>
+                                <Track.IncreaseRepeatButton>
+                                    <RepeatButton Style="{StaticResource SliderRepeatButton}" Background="#363252"/>
+                                </Track.IncreaseRepeatButton>
+                                <Track.Thumb>
+                                    <Thumb Style="{StaticResource SliderThumb}"/>
+                                </Track.Thumb>
+                            </Track>
+                        </Grid>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+    </Page.Resources>
+
+    <Grid Background="#232136">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition Height="*"/>
+            <RowDefinition Height="Auto"/>
+        </Grid.RowDefinitions>
+
+        <Label Grid.Row="0" 
+               Content="Resize Your Disk" 
+               HorizontalAlignment="Center" 
+               Margin="20"
+               FontSize="48"
+               FontWeight="Light"
+               Foreground="#E0DEF4"/>
+
+        <!-- Disk visualization -->
+        <Border Grid.Row="1" 
+                Height="100" 
+                Margin="40,20"
+                BorderThickness="1"
+                BorderBrush="#908caa"
+                CornerRadius="4">
+            <Grid x:Name="DiskVisualization">
+                <Grid.ColumnDefinitions>
+                    <!-- Windows partition (used) -->
+                    <ColumnDefinition Width="{Binding WindowsUsedPercentage}"/>
+                    <!-- Windows partition (free) -->
+                    <ColumnDefinition Width="{Binding WindowsFreePercentage}"/>
+                    <!-- ISO partition (fixed) -->
+                    <ColumnDefinition Width="{Binding IsoPartitionPercentage}"/>
+                    <!-- Linux installation partition (adjustable) -->
+                    <ColumnDefinition Width="{Binding LinuxPartitionPercentage}"/>
+                </Grid.ColumnDefinitions>
+
+                <!-- Windows Used Space -->
+                <Rectangle Grid.Column="0" Fill="#3e8fb0"/>
+                
+                <!-- Windows Free Space -->
+                <Rectangle Grid.Column="1" Fill="#e0def4"/>
+                
+                <!-- ISO Partition -->
+                <Rectangle Grid.Column="2" Fill="#908caa"/>
+                
+                <!-- Linux Installation Partition -->
+                <Rectangle Grid.Column="3" Fill="#eb6f92"/>
+
+                <!-- Partition Labels -->
+                <TextBlock Grid.Column="0" Text="Windows" Foreground="#232136" 
+                           HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                <TextBlock Grid.Column="2" Text="ISO" Foreground="#232136"
+                           HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                <TextBlock Grid.Column="3" Text="Linux" Foreground="#232136"
+                           HorizontalAlignment="Center" VerticalAlignment="Center"/>
+            </Grid>
+        </Border>
+
+        <!-- Slider and size display -->
+        <StackPanel Grid.Row="2" Margin="40,20">
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="Auto"/>
+                </Grid.ColumnDefinitions>
+                
+                <Slider x:Name="PartitionSlider"
+                        Style="{StaticResource CustomSlider}"
+                        Minimum="{Binding MinimumSize}"
+                        Maximum="{Binding MaximumSize}"
+                        Value="{Binding SelectedSize, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
+                        TickFrequency="1"
+                        IsSnapToTickEnabled="True"/>
+                
+                <TextBlock Grid.Column="1"
+                           Margin="20,0,0,0"
+                           Foreground="#E0DEF4"
+                           Text="{Binding SelectedSize, StringFormat={}{0:N0} GB}"/>
+            </Grid>
+
+            <!-- Size breakdown with updated bindings -->
+            <StackPanel Margin="0,20,0,0">
+                <TextBlock Foreground="#3e8fb0" 
+                           Text="{Binding WindowsUsedSpace, StringFormat=Windows Used: {0:N0} GB, UpdateSourceTrigger=PropertyChanged}"/>
+                <TextBlock Foreground="#e0def4" 
+                           Text="{Binding WindowsFreeSpace, StringFormat=Windows Free: {0:N0} GB, UpdateSourceTrigger=PropertyChanged}"/>
+                <TextBlock Foreground="#908caa" 
+                           Text="{Binding IsoSize, StringFormat=ISO Partition: {0:N0} GB}"/>
+                <TextBlock Foreground="#eb6f92" 
+                           Text="{Binding LinuxSize, StringFormat=Linux Partition: {0:N0} GB, UpdateSourceTrigger=PropertyChanged}"/>
+            </StackPanel>
+        </StackPanel>
+
+        <!-- Error Panel -->
+        <controls:ErrorPanel x:Name="FallbackPanel"
+                           Grid.Row="1"
+                           Grid.RowSpan="2"
+                           Visibility="{Binding HasError, Converter={StaticResource BoolToVisibilityConverter}}"
+                           MaxWidth="800"
+                           Margin="40"
+                           Title="Not enough space available"
+                           Message="Your system needs more free space to install Linux. Please free up some space and try again."
+                           Details="{Binding SystemRequirements}"
+                           AdditionalDetails="{Binding AdditionalSpaceNeeded}"
+                           ActionButtonText="Open Disk Cleanup"
+                           ActionCommand="{Binding OpenDiskCleanupCommand}"/>
+
+        <Grid Grid.Row="3" Margin="20">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition Width="*"/>
+            </Grid.ColumnDefinitions>
+            
+            <Button Content="Back"
+                    Style="{StaticResource ModernButton}"
+                    Width="200"
+                    Height="50"
+                    HorizontalAlignment="Left"
+                    Click="BackButton_Click"/>
+                    
+            <Button Grid.Column="1"
+                    Content="Next"
+                    Style="{StaticResource ModernButton}"
+                    Width="200"
+                    Height="50"
+                    HorizontalAlignment="Right"
+                    Click="NextButton_Click"
+                    IsEnabled="{Binding ElementName=FallbackPanel, Path=Visibility, Converter={StaticResource VisibilityToBoolConverter}, ConverterParameter=Inverted}"/>
+        </Grid>
+    </Grid>
+</Page>
diff --git a/Pages/ResizeDisk.xaml.cs b/Pages/ResizeDisk.xaml.cs
new file mode 100644
index 0000000..02bab1a
--- /dev/null
+++ b/Pages/ResizeDisk.xaml.cs
@@ -0,0 +1,209 @@
+using System;
+using System.ComponentModel;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media.Animation;
+using System.IO;
+using System.Diagnostics;
+using Libertix.Commands;
+
+namespace Libertix.Pages
+{
+    public partial class ResizeDisk : Page, INotifyPropertyChanged
+    {
+        private readonly double _totalSpace;
+        private readonly double _initialFreeSpace;
+        private double _selectedSize;
+        private double _windowsUsedSpace;
+        private double _windowsFreeSpace;
+        private double _isoSize;
+        private double _linuxSize;
+        private bool _hasError;
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        public double MinimumSize => 30; // Minimum 30GB for Linux
+        public double MaximumSize => _initialFreeSpace;
+
+        // These are now calculated as percentages of total disk space
+        public GridLength WindowsUsedPercentage => new GridLength(_windowsUsedSpace * 100 / _totalSpace, GridUnitType.Star);
+        public GridLength WindowsFreePercentage => new GridLength(_windowsFreeSpace * 100 / _totalSpace, GridUnitType.Star);
+        public GridLength IsoPartitionPercentage => new GridLength(_isoSize * 100 / _totalSpace, GridUnitType.Star);
+        public GridLength LinuxPartitionPercentage => new GridLength(_linuxSize * 100 / _totalSpace, GridUnitType.Star);
+
+        public double WindowsUsedSpace
+        {
+            get => _windowsUsedSpace;
+            private set
+            {
+                _windowsUsedSpace = value;
+                NotifyPropertyChanged(nameof(WindowsUsedSpace));
+                NotifyPropertyChanged(nameof(WindowsUsedPercentage));
+            }
+        }
+
+        public double WindowsFreeSpace
+        {
+            get => _windowsFreeSpace;
+            private set
+            {
+                _windowsFreeSpace = value;
+                NotifyPropertyChanged(nameof(WindowsFreeSpace));
+                NotifyPropertyChanged(nameof(WindowsFreePercentage));
+            }
+        }
+
+        public double IsoSize
+        {
+            get => _isoSize;
+            private set
+            {
+                _isoSize = value;
+                NotifyPropertyChanged(nameof(IsoSize));
+                NotifyPropertyChanged(nameof(IsoPartitionPercentage));
+            }
+        }
+
+        public double LinuxSize
+        {
+            get => _linuxSize;
+            private set
+            {
+                _linuxSize = value;
+                NotifyPropertyChanged(nameof(LinuxSize));
+                NotifyPropertyChanged(nameof(LinuxPartitionPercentage));
+            }
+        }
+
+        public double SelectedSize
+        {
+            get => _selectedSize;
+            set
+            {
+                if (_selectedSize != value)
+                {
+                    _selectedSize = value;
+                    UpdatePartitionSizes(value);
+                    NotifyPropertyChanged(nameof(SelectedSize));
+                }
+            }
+        }
+
+        private void UpdatePartitionSizes(double linuxSize)
+        {
+            LinuxSize = linuxSize;
+            WindowsFreeSpace = _initialFreeSpace - linuxSize;
+            CheckSpaceRequirements();
+        }
+
+        public bool HasError
+        {
+            get => _hasError;
+            set
+            {
+                _hasError = value;
+                NotifyPropertyChanged(nameof(HasError));
+            }
+        }
+
+        public string SystemRequirements => 
+            $"Windows Used Space: {WindowsUsedSpace:N1} GB\n" +
+            $"Windows Free Space: {WindowsFreeSpace:N1} GB\n" +
+            $"ISO Partition: {IsoSize:N1} GB\n" +
+            $"Required Linux Space: {MinimumSize:N1} GB";
+
+        public string AdditionalSpaceNeeded => HasError ? 
+            $"Additional space needed: {(MinimumSize - WindowsFreeSpace):N1} GB" : null;
+
+        public ICommand OpenDiskCleanupCommand => new RelayCommand(_ => Process.Start("cleanmgr.exe"));
+
+        public ResizeDisk()
+        {
+            InitializeComponent();
+            DataContext = this;
+
+            // Get system drive info
+            var systemDrive = DriveInfo.GetDrives()[0];
+            _totalSpace = Math.Round(systemDrive.TotalSize / 1024.0 / 1024.0 / 1024.0);
+            WindowsUsedSpace = Math.Round((systemDrive.TotalSize - systemDrive.AvailableFreeSpace) / 1024.0 / 1024.0 / 1024.0);
+            _initialFreeSpace = Math.Round(systemDrive.AvailableFreeSpace / 1024.0 / 1024.0 / 1024.0);
+            WindowsFreeSpace = _initialFreeSpace;
+
+            if (App.Current.Properties["SelectedDistro"] is Models.DistroInfo distro)
+            {
+                IsoSize = distro.SizeInGB;
+            }
+
+            // Set initial Linux partition size
+            SelectedSize = MinimumSize;
+        }
+
+        private void CheckSpaceRequirements()
+        {
+            HasError = WindowsFreeSpace < 0 || LinuxSize < MinimumSize;
+        }
+
+        private void NotifyPropertyChanged(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+
+        private void BackButton_Click(object sender, RoutedEventArgs e)
+        {
+            var fadeOut = new DoubleAnimation
+            {
+                From = 1.0,
+                To = 0.0,
+                Duration = TimeSpan.FromSeconds(0.3)
+            };
+
+            var slideOut = new ThicknessAnimation
+            {
+                From = new Thickness(0),
+                To = new Thickness(100, 0, 0, 0),
+                Duration = TimeSpan.FromSeconds(0.3)
+            };
+
+            fadeOut.Completed += (s, _) =>
+            {
+                var currentBackground = ((Grid)this.Content).Background;
+                
+                // Create and navigate to a new instance of ChooseDistro
+                var chooseDistroPage = new ChooseDistro();
+                NavigationService.Navigate(chooseDistroPage);
+                
+                // Apply background and animations to the new page
+                if (chooseDistroPage.Content is Grid grid)
+                {
+                    grid.Background = currentBackground;
+
+                    var fadeIn = new DoubleAnimation
+                    {
+                        From = 0.0,
+                        To = 1.0,
+                        Duration = TimeSpan.FromSeconds(0.3)
+                    };
+
+                    var slideIn = new ThicknessAnimation
+                    {
+                        From = new Thickness(-100, 0, 0, 0),
+                        To = new Thickness(0),
+                        Duration = TimeSpan.FromSeconds(0.3)
+                    };
+
+                    chooseDistroPage.BeginAnimation(UIElement.OpacityProperty, fadeIn);
+                    chooseDistroPage.BeginAnimation(FrameworkElement.MarginProperty, slideIn);
+                }
+            };
+
+            this.BeginAnimation(UIElement.OpacityProperty, fadeOut);
+            this.BeginAnimation(FrameworkElement.MarginProperty, slideOut);
+        }
+
+        private void NextButton_Click(object sender, RoutedEventArgs e)
+        {
+            Console.WriteLine("Next button clicked");
+        }
+    }
+}
\ No newline at end of file