fix: z-index close buttons (#55)

Author: PriyanshuDangi

src/pages/Dashboard/Dashboard.module.css

@@ -40,7 +40,7 @@
   right: 0;
   margin: 5px 0px;
   padding: 5px 0px;
-  z-index: 1000;
+  z-index: 1;
 }
 
 .closeRendererButton {
@@ -50,7 +50,7 @@
   right: -20px;
   margin: 5px 0px;
   padding: 5px 0px;
-  z-index: 1000;
+  z-index: 1;
 }
 
 .editorContainer {