newTab.css

body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
}

.main {
    margin: 0 auto;
    text-align: center;
    padding: 30px 0;
    width: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -55%);
}

.main_search {
    width: 80%;
    margin: 0 auto;
}

.main_search input {
    border: 1px solid #dfe1e5;
    border-radius: 30px;
    box-shadow: none;
    outline: none;
    width: 93.8%;
    height: 60px;
    font-size: 20px;
    padding: 0 0 0 5%;
}

.main_search span {
    float: left;
    font-size: 12px;
}

.main_btns {
    width: 80%;
    margin: 0 auto;
    padding-top: 30px;
}

.main_btns div {
    cursor: pointer;
    width: 33%;
    height: 35px;
    line-height: 35px;
    float: left;
    border: 1px solid gray;
    border-radius: 24px;
}

.main_iciba{
    margin-top: 120px;
    font-size: 15px;
}

/* 浏览器侧边栏 */
::-webkit-scrollbar-track-piece {
    background-color: #f8f8f8;
}

::-webkit-scrollbar {
    width: 0px;
    height: 0px;
}

::-webkit-scrollbar-thumb {
    background-color: #dddddd;
    background-clip: padding-box;
    min-height: 28px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #bbb;
}