潭州课堂25班:Ph201805201 WEB 之 页面编写 第三课 (课堂笔记)

index.html

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index.css

.main{
     100%;
    /*background: red;*/
    padding: 30px 0;
}
.main .main-box{
     1200px;
    /*height: 1000px;*/
    margin: auto;               /*居中*/
    /*background: yellowgreen;*/
}
.main .main-box .main-contain{
    float: left;               /*左浮动*/
     800px;
}
.main .main-box .main-contain .banner{
     800px;
    height: 200px;
    position: relative;
    /*background: blue;*/

}
.main .main-box .main-contain .banner .pic li img{
     800px;
    height: 200px;
    position: absolute;
    left: 0;
    top: 0;
}
.main .main-box .main-contain .banner .pic li img{
        display: none;
}
.main .main-box .main-contain .banner .pic li .show{
    display: block;
}
.main .main-box .main-contain .banner .tab{
    position: absolute;
    left: 340px;
    bottom: 15px;
}
.main .main-box .main-contain .banner .tab li{
    height: 20px;
     20px;
    border: 1px solid white;
    float: left;
    margin: 10px;
    border-radius: 50%;                     /*方变圆*/
    cursor: pointer;     /*出现小手*/
}
.main .main-box .main-contain .banner .tab .on{
    background: red;
}
.main .main-box .main-contain .banner .btn{
    font-size: 50px;
    color: white;
    font-weight: bold;
    line-height: 200px;
    cursor: pointer;     /*出现小手*/
    display: none;
}
.main .main-box .main-contain .banner:hover .btn{
    display: block;
}
.main .main-box .main-contain .banner .btn .left{
    position: absolute;
    left: 5px;
}
.main .main-box .main-contain .banner .btn .right{
    position: absolute;
    right: 5px;
}
.main .main-box .main-contain .contain{
     800px;
    /*background: red;*/
    font-size: 14px;
}
.main .main-box .main-contain .contain .recommend-news li a img{
     250px;
    height: 180px;                               /*固定图片大小*/
    transition: all 1s;                         /**在放大图片时有时间过度 */
}
.main .main-box .main-contain .contain .recommend-news{
    display: flex;
    justify-content:space-between;      /*弹性盒模型,大小自动分配 (一步做完浮动)*/
    padding: 20px 10px;
}
.main .main-box .main-contain .contain .recommend-news li p{
    text-align: center;                 /*居中*/
    line-height: 25px;                  /**/
}
.main .main-box .main-contain .contain .recommend-news li a img:hover{
    transform: scale(1.2);          /*鼠标移入时放大多少倍*/
}

/*news-nav */
.main .main-box .main-contain .news-nav .nav{
     800px;
    height: 65px;
    background: yellow;
    line-height: 60px;  /**行高与 height 一样时,文字垂直居中*/
}
.main .main-box .main-contain .news-nav .nav li{
    float: left;        /*浮动*/
    margin: 0 20px;
}
.main .main-box .main-contain .news-nav .nav li.active{
    border-bottom: 5px solid red;
    box-sizing: border-box;             /**让上行设置的底边往上移*/
}
.main .main-box .main-contain .news-nav .nav li:hover{
    cursor: pointer;                 //**加小手*/
}
.main .main-box .main-contain .news-nav .contain{
     800px;
    /*height: 800px;*/
    /*background:brown;*/
}
.main .main-box .main-contain .news-nav .contain .left img{
    float: left;
     260px;
    height: 200px;
    padding: 5px;
    border-radius: 20px;        /*小圆角*/
    overflow: hidden;           /*超出隐藏*/
    margin-right: 10px;
    transition: all 1s;         //*图片慢慢变大*/
}
.main .main-box .main-contain .news-nav .contain .left img:hover{
    transform: scale(1.2);
}
.main .main-box .main-contain .news-nav .contain .right{
    float: left;
    line-height: 35px;
    padding: 26px 0  0 0;
    font-size: 16px;
}
.main .main-box .main-contain .news-nav .contain li{
    display: none;
}
.main .main-box .main-contain .news-nav .contain li.show{
    display:block;
}
.main .main-box .main-contain .more{
     500px;
    height: 60px;
    margin: 10px auto;
    background: yellow;
    border-radius: 10px;
    line-height: 60px;      /*垂直居中*/
    text-align: center;     /*水平居中*/
    cursor: pointer;                 //**加小手*/
}


/*aside*/
.main .main-box .aside{
     360px;
    float: right;
    /*height: 700px;*/
    background: yellow;
}
.main .main-box .aside .side-activities h2{
    padding: 0 30px;
    height: 35px;
    line-height: 35px;
}
.main .main-box .aside .side-activities span{
    float: right;
    color: skyblue;
    cursor: pointer;                 //**加小手*/
}
.main .main-box .aside .side-activities div img{
     320px;
    padding: 0 20px;
}
.main .main-box .aside .side-activities div p{
    padding: 0 30px;
    height: 30px;
    line-height: 30px;
}
.main .main-box .aside .side-activities .about{
    padding: 0 20px;
     320px;
    background: url('2.png') no-repeat 200px 10px/100px 100px;
}
.main .main-box .aside .side-activities .about ul li {
    font-size: 15px;
    line-height: 50px;
}
.main .main-box .aside .side-activities .about ul li{
    height: 50px;
    line-height: 50px;
    font-size: 18px;
}
.main .main-box .aside .side-activities .about ul li i{
    vertical-align: -8px;
    margin-left: 20px;
    font-size: 35px;
}

  

原文地址:https://www.cnblogs.com/gdwz922/p/9485092.html