first commit

历届学生/吴欣阳/项目开发/练习项目/课程练习/5.28/好看视频/css/clear.css

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+body,ul,li,p,h1,h2,h3,h4,h5,h6 {
+    margin: 0;
+    padding: 0;
+}
+
+li {
+    list-style: none;
+}
+
+a {
+    text-decoration: none;
+}
+
+input {
+    outline: none;
+    border: none;
+    padding: 0;
+}

历届学生/吴欣阳/项目开发/练习项目/课程练习/5.28/好看视频/css/index.css

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+.herder_logo{
+height: 72px;
+background-color: #fff
+}
+.logo{
+    width: 144px;
+    height: 33px;
+    margin-top: 19.5px;
+}
+ .search{
+     width: 500px;
+     height: 38px;
+     left: 50%;
+     margin-left: -250px;
+     top: 19.5px;
+ }
+ .search_input{
+     width: 420px;
+     height: 100%;
+     background-color: #f5f5f5;
+     border-radius: 19px 0px 0px 19px;
+     padding-left: 20px;
+     box-sizing: border-box;
+ }
+ .search_button{
+     width: 80px;
+     height: 100%;
+     line-height: 38px;
+     text-align: center;
+     background-color: #ff4141;
+     border-radius: 0px 19px 19px 0px;
+ }
+ .search_button i,
+ .search_button span{
+     color: #ffff;
+     font-size: 14px;
+     font-weight: 900;
+ }
+ .action ul li{
+    float: left;
+    margin-right: 12px;
+    width: 48px;
+    text-align: center;
+}
+.action ul li:last-child{
+    margin-right: 0px;
+}
+.action ul li:last-child img{
+    width: 40px;
+    height: 40px;
+}
+ .action{
+     margin-top: 19.5px;
+
+ }
+ .action ul li i{
+     font-size: 20px;
+     color: #b3b3b3;
+    display: inline-block;
+     margin-bottom: 5px;
+
+     
+ }
+ .action ul li p{
+     color: #b3b3b3;
+     font-size: 12px;
+ }
+
+ .header_menu {
+    height: 40px;
+    background: #f7f7f7;
+    box-shadow: 0 10px 20px 0 rgb(0 0 0 / 8%);
+}
+.header_menu li{
+    float: left;
+    width: 75px;
+    text-align: center;
+    line-height: 40px;
+    position: relative;
+}
+.header_menu li a{
+    color: #000;
+    
+}
+ .active a{
+    font-weight: 600;
+    color: #ff4141!important;
+    
+
+
+}
+.active a::after{
+ content: "";
+ width: 18px;
+ height: 3px;
+ position: absolute;
+ background-color:#ff4141 ;
+left: 50%;
+bottom: 0px;
+margin-left: -9px;
+border-radius: 5px;
+}
+
+.banner{
+    margin-top: 24px;
+}
+.lunbo{
+    width: 471px;
+    height: 266px;
+    border-radius: 6px;
+    margin-right: 16px;
+
+}
+.info_ul {
+    width: 713px;}
+
+    .info_ul .item{
+    float: left;
+    width: 227px;
+    height: 128px;
+    margin-right: 16px;
+    margin-bottom: 10px;
+    border-radius: 5px;
+    overflow: hidden;
+    position: relative;
+}
+.info_ul li img{
+    width: 100%;
+}
+.blak{
+    width: 100%;
+    height: 100%;
+    background: rgba(0,0,0,.5);
+    position: absolute;
+    z-index: 2;
+    left: 0;
+    top: 0;
+    transition: all 0.1s ease;
+    display: none;
+}
+.info{
+    width: 100%;
+    height: 100%;
+    position: absolute;
+    z-index: 3;
+    color: #fff;
+    left: 0;
+    top: 92px;
+    font-size: 14px;
+    padding: 10px;
+    box-sizing: border-box;
+    transition: all 0.25s ease;
+
+}
+.info_top{
+    line-height: 22px;
+}
+.info_center{
+    margin-top: 9px;
+}
+.info_list li{
+    float: left;
+    width: 50%;
+    margin-top: 5px;
+}
+.info_ul .item:hover .info{
+    top: 0px;
+
+}
+.info_ul .item:hover .blak{
+    display:block;
+}
+.info_ul .item:nth-child(3n){
+    margin-right: 0px;
+}
+.info_ul .item:nth-child(4),
+.info_ul .item:nth-child(5),
+.info_ul .item:nth-child(6) {
+    margin-bottom: 0 !important;
+}
+.video{
+    margin-top: 24px;
+
+}
+.video .title{
+    font-size: 28px;
+    font-weight: 500;
+    padding-left: 10px;
+    margin-bottom: 18px;
+    position: relative;
+}
+.video .title::after{
+    position: absolute;
+    content: "";
+    width: 3px;
+    height: 18px;
+    background: #ff4141;
+    border-radius: 1.5px;
+    left: 0;
+    top: 12px;
+}
+.video ul {
+    overflow: hidden;
+}
+.video ul li {
+    width: 227px;
+    border-radius: 5px;
+    margin: 0 16px 16px 0;
+    height: 186px;
+    float: left;
+    position: relative;
+    overflow: hidden;
+}
+.video ul li:last-child {
+    margin-right: 0 !important;
+}
+.video ul li:hover .icon {
+    bottom: -16px !important;
+}
+
+.video ul li:hover img {
+    transform: scale(1.2);
+}
+.video u .top{
+    height: 128px;
+    position: relative;
+    overflow: hidden;
+}
+.top img{ 
+    width: 100%;
+    height: 100%;
+    transition: all 0.25s ease;
+
+}
+    .top span{
+        position: absolute;
+        right: 6px;
+        bottom: 66px;
+        padding: 2px 4px;
+        background-color: rgba(0,0,0,.8);
+        color: #fff;
+        font-size: 12px;
+        border-radius: 3px;
+    }
+    
+    .top_title {
+        margin-top: 10px;
+        font-size: 14px;
+        color: rgba(0,0,0,.85);
+    }
+    .icon .icon_item {
+        float: left;
+        color: #666;
+        width: 50%;}
+        .video ul .top {
+            height: 128px;
+            position: relative;
+            overflow: hidden;
+        }
+        .top img{
+            width: 100%;
+            height: 100%;
+            transition: all 0.25s ease;
+        }
+        .top span{
+            position: absolute;
+            right: 6px;
+            bottom: 6px;
+            padding: 2px 4px;
+            background-color: rgba(0,0,0,.8);
+            color: #fff;
+            font-size: 12px;
+            border-radius: 3px;
+        }
+        .top_title {
+            margin-top: 10px;
+            font-size: 14px;
+            color: rgba(0,0,0,.85);
+        }
+        .icon {
+            position: absolute;
+            bottom: 6px;
+            background: #fff;
+            width: 100%;
+            transition: all 0.25s ease;
+        }
+        .icon .icon_item {
+            float: left;
+            color: #666;
+            width: 50%;
+        }
+        .icon .icon_item i{}
+        .icon .icon_item span{
+            font-size: 12px;
+        }
+        
+        .footer {}
+        .footer_wrap {
+            margin-top: 46px;
+            height: 188px;
+            background: #f2f2f2;
+        }
+        .footer_top {
+            width: 1000px;
+            margin: 0 auto;
+            padding-top: 55px;
+        }
+        .footer_top li{
+            float: left;
+        }
+        .footer_top li:nth-child(1),
+        .footer_top li:nth-child(2),
+        .footer_top li:nth-child(3) {
+            margin-right: 108px;
+        }
+        .footer_top li a {
+            display: block;
+            color: #906668;
+            font-size: 14px;
+            margin-bottom: 24px;
+        }
+        .footer_top .line{
+            width: 1px;
+            height: 56px;
+            background: #979797;
+            margin-right: 65px;
+        }
+        .footer_top .code .text{
+            width: 120px;
+        }
+        .footer_top .code .text p{
+            color: #666;
+            font-size: 14px;
+            margin-bottom: 24px;
+        }
+        .footer_top .code img{
+            width: 72px;
+            height: 72px;
+        }
+        .footer_bottom {
+            height: 52px;
+            background-color: #444;
+            color: #999;
+            font-size: 12px;
+            line-height: 52px;
+            text-align: center;
+        }
+       

历届学生/吴欣阳/项目开发/练习项目/课程练习/5.28/好看视频/css/public.css

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+.left {
+    float: left;
+}
+
+.right {
+    float: right;
+}
+
+.hidden {
+    overflow: hidden;
+}
+
+.layout {
+    width: 1200px;
+    margin: 0 auto;
+}
+.relative{
+    position: relative;
+}
+.absolute{
+    position: absolute;
+}