css制作学习网页

效果展示

在这里插入图片描述

制作头部

在这里插入图片描述
html

<header>
		<nav>
		<!-- logo部分 -->
			<div class="logo">
				<img src="images/logo_03.png" alt="">
			</div>
		<!-- 导航栏部分 -->
			<div class="navbar">
				<ul>
					<li><a href="#">首页</a></li>
					<li><a href="#">课程</a></li>
					<li><a href="#">职业规划</a></li>
				</ul>
			</div>
		<!-- 个人中心部分 -->
			<div class="personal">
				<a href="#"><img src="images/tou_03.png" alt="">qq-bingyan</a>
			</div>
			<div class="personal">
				<a href="#">个人中心<img src="images/ling_06.png" alt=""></a>
			</div>
		<!-- 搜索框部分 -->
			<div class="search">
				<form action="">
				<input type="text" placeholder="请输入关键字">
				<input type="submit" value="">
				</form>
			</div>
		</nav>
	</header>

css

header {
			height: 70px;
			overflow: hidden;
		}
		nav {
			width: 1100px;
			height: 42px;
			margin:14px auto;
		}
		header img {
			width: 197px;
			height: 42px;
			float: left;
		}
		/*导航栏部分*/
		.navbar li a {
			float: left;
			display: block;
			padding: 8px 10px;
			margin-left:10px; 
			font-size: 18px;
		}
		.navbar a:hover {
			border-bottom: 2px solid #00a4ff;
		}
		/*搜索框部分*/
		.search {
			height: 42px;
			width: 300px;
			float: right;
			margin-left: 10px;
			margin-right: 30px;
		}
		.search input[type=text] {
			width: 233px;
			height: 40px;
			border: 1px solid #00a4ff;
			float: left;
		}
		.search input[type=submit] {
			width: 60px;
			height: 42px;
			border: 1px solid #00a4ff;
			float: left;
			background: #00a4ff url("images/search_06.png") center center no-repeat;
		}
		/*个人中心部分*/
		.personal {
			float: right;
			width: 150px;
			height: 42px;
			line-height: 42px;
		}
		.personal img {
			height: 30px;
			width: 30px;
			margin:6px;
		} 

制作banner

在这里插入图片描述
html

<div class="banner">
		<div class="banner-in container">
			<div class="sidenav">
				<ul>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
				</ul>
			</div>
			<div class="classtable">
				<dl>
					<dt>我的课程表</dt>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd>全部课程</dd>
				</dl>
			</div>
			<div class="circle">
				<ul>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
				</ul>
			</div>
		</div>
	</div>

css

/*banner部分开始*/
		.banner  {
			height: 400px;
			background: #1c036c url("images/banner_03.png") center  no-repeat;
			position: relative;
		}
		/*banner侧边栏*/
		.banner .sidenav {
			width: 230px;
			height: 400px;
			background: rgba(0, 0, 0, 0.3);
			float: left;
		}
		.banner li a {
			color: #fff;
			display: block;
			padding: 0 40px;
			margin:0 auto;
			height: 44.5px;
			line-height: 44.5px;
			font-size: 14px;
			font-weight: normal;
		}
		.banner li span {
			float: right;
			font-family: arial;
		}
		.banner li  a:hover {
			color:#00a4ff;
		}
		/*banner小课表*/
		.banner .classtable {
			width: 200px;
		    float: right;
			height: 260px;
			background: #fff;
			margin: 70px auto;
		}
		.banner dt {
			height: 40px;
			background: #9bceea;
			color: #fff;
			line-height: 40px;
			text-align: center;
			letter-spacing: 2px;
			margin-bottom: 15px;
		}
		.banner dd {
			width: 180px;
			height: 50px;
			margin:0 auto;
			border-bottom: 1px solid #ccc;
			padding-top: 5px;
			box-sizing: border-box;
		}
		.banner h4 {
			color: #5a5a5a;
			font-weight: normal;
		}
		.banner p {
			color: #a5a5a5;
			font-size: 14px;
		}
		/*小圆点*/
		.banner .circle {
			width: 160px;
			height: 26px;
			background: rgba(255,255,255,0.2);
			position: absolute;
			bottom: 10px;
			left: 50%;
			margin-left: -84px;
			border-radius: 13px;
		}
		.banner .circle li {
			width: 15px;
			height: 16px;
			background: #74beec;
			float: left;
			margin: 5px;
			border-radius: 50%;
		}
		.banner .circle li:nth-child(1){
			width: 20px;
			border-radius: 8px;
			background: #fff;
		} 
		.classtable dd:nth-child(4) {
			border: 0;
		}
		.classtable dd:nth-child(4) p,.classtable dd:nth-child(4) h4 {
			color: #58b8ff;
		}
		.classtable dd:last-child {
			width: 176px;
			height: 38px;
			border:2px solid #58b8ff;
			margin: 8px auto;
			color: #58b8ff;
			text-align: center;
			font-weight: 700;
		}
		.classtable dd:last-child:hover {
			background: #00a4ff;
			color: #fff;
		}

精品推荐部分

在这里插入图片描述
在这里插入图片描述
html

<div class="recommend container">
		    <a href="#">精品推荐</a>
			<a href="#">Jquery</a>
			<a href="#">Spart</a>
			<a href="#">MySql</a>
			<a href="#">javaWeb</a>
			<a href="#">MySql</a>
			<a href="#">javaWeb</a>
			<a href="#">修改兴趣</a>
	</div>
	<div class="recom container">
			<div class="recommend-hd container">
			<h4>精品推荐</h4>
			<a href="#">查看全部</a>
			</div>
		
			<div class="recommend-bd">
				<ul>
					<li>
						<img src="images/图层133.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层135.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层136.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层137.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>					
					<li>
						<img src="images/图层133.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层135.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层136.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
					<li>
						<img src="images/图层137.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a>
					</li>
				</ul>
			</div>
	</div>
	<div class="programming container">
		<h4>编程入门</h4>
		<ul>
			<li>热门</li>
			<li>初级</li>
			<li>中级</li>
			<li>高级</li>
		</ul>
		<a href="#">查看全部</a>
	</div>
	<div class="programming-bd container">
		<div class="php">
			
		</div>
		<div class="classlearn">
			<img src="images/155.png" alt="" width="750px" height="80px">
			<div class="classleaarn-bd">
				<ul>
					<li>
						<img src="images/图层146.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a> 
					</li>
				</ul>
				<ul>
					<li>
						<img src="images/图层144.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a> 
					</li>
				</ul>
				<ul>
					<li>
						<img src="images/图层145.png" alt="">
						<h4>Think PHP 5.0 博客系统实战项目演练</h4>
						<a href="#"><span>高级</span>-1125人在学习</a> 
					</li>
				</ul>
			</div>
		</div>
	</div>

css

/*精品推荐导航栏*/
		.recommend {
			height: 60px;
			line-height: 60px;
			background: #fff;
			margin-top: 8px;
			box-shadow: 2px 2px 2px rgba(0,0,0,0.2);/* 盒子阴影 水平位置  垂直位置  模糊距离  影子颜色 */
		} 
		.recommend a {
			padding: 0px 26px;
			border-right: 2px solid #bfbfbf;
		}
		.recommend a:hover {
			color: #00a4ff;
		}
		.recommend a:first-child {
			color: #00a4ff;
		}
		.recommend a:last-child {
			color: #00a4ff;
			float: right;
			border:0;
			font-size:14px;
		}
		/*精品推荐主题*/
		.recommend-hd h4, .programming h4{
			margin-top:20px; 
			color: #ff7c2d;
			float: left;
			font-size:14px;
		}
		.recommend-hd a, .programming a{
			float: right;
			color: #bcbcbd;
			font-size: 12px;
			margin-top:20px;
			margin-right: 20px;
		}
		.recommend-hd a:hover, .programming a:hover {
			color: #00a4ff;
		}
		.recommend-bd {
			clear: both;
		}
		.recommend-bd li {
			width: 230px;
			height: 270px;
			background: #fff;
			float: left;
			overflow: hidden;
			box-shadow: 0 5px 5px rgba(0,0,0,0.2);
			margin-right:26px;
			margin-top: 20px;
		}
		.recommend-bd li:nth-child(4n){
			margin-right: 0;
		}
		.recommend-bd li h4,
		.recommend-bd li a  {
			margin: 16px;
		}



		.recommend-bd li h4,
		.programming-bd .classleaarn-bd h4
		 {
			color: #454545;
			font-weight: 400;
			font-size: 14px;
		}
		.recommend-bd li a,
		.programming-bd .classleaarn-bd a
		 {
			color: #999999;
			font-size: 12px;
		}
		.recommend-bd li a:hover,
		.programming-bd .classleaarn-bd a:hover
		 {
			color: #00a4ff;
		}
		.recommend-bd li a span,
		.programming-bd .classleaarn-bd a span {
			color: #ed5d20;
		}
		/*编程入门部分*/
		.programming ul {
			margin: 20px 200px;
			float: left;

		}
		.programming ul li {
			float: left;
			padding: 0 30px;
			color: #979898;
		}
		.programming ul li:nth-child(1) {
			color: #00a4ff;
		}
		/*编程入门主体*/
		.programming-bd .php {
			float: left;
			height: 390px;
			width: 228px;
			background: url("images/148.png") no-repeat;
			margin-right: 15px;
		}
		.programming-bd .classlearn {
			height: 390px;
			width: 757px;
			float: right;
		}
		.programming-bd .classlearn img {
			margin-bottom: 20px;
		}
		.programming-bd .classlearn .classleaarn-bd {
			height: 290px;
		}
		.programming-bd li {
			width: 230px;
			height: 270px;
			background: #fff;
			float: left;
			overflow: hidden;
			box-shadow: 0 5px 5px rgba(0,0,0,0.2);
			margin-right:20px;
			margin-top: 12px;
		}
		.programming-bd .classleaarn-bd li:nth-child(3){
			margin-right:0;
		}

脚部

在这里插入图片描述
html

<footer>
			<div class="container footer-in">
				<div class="footer-l">
					<img src="images/logo_03.png" height="43" width="197" alt="">
					<p>学成在线致力于普及中国最好的教育它<br />与中国一流大学和机构合作提供在线课程。</p>
					<a href="#">下载APP</a>
				</div>
				<div class="footer-r">
					<dl>
						<dt>关于学成网</dt>
						<dd><a href="#">关于</a></dd>
						<dd><a href="#">管理团队</a></dd>
						<dd><a href="#">工作机会</a></dd>
						<dd><a href="#">客户服务</a></dd>
						<dd><a href="#">帮助</a></dd>
					</dl>
					<dl>
						<dt>关于学成网</dt>
						<dd><a href="#">关于</a></dd>
						<dd><a href="#">管理团队</a></dd>
						<dd><a href="#">工作机会</a></dd>
						<dd><a href="#">客户服务</a></dd>
						<dd><a href="#">帮助</a></dd>
					</dl>
					<dl>
						<dt>关于学成网</dt>
						<dd><a href="#">关于</a></dd>
						<dd><a href="#">管理团队</a></dd>
						<dd><a href="#">工作机会</a></dd>
						<dd><a href="#">客户服务</a></dd>
						<dd><a href="#">帮助</a></dd>
					</dl>
				</div>
			</div>
		</footer>

css

.footer-in {
				padding-top: 30px;
				height: 270px;
				background-color: #fff;
				margin-top: 100px;

			}
			.footer-l {
				float: left;
				margin-top: 70px;
			}
			.footer-l p {
				font-size: 12px;
				line-height: 18px;
				color: #999;
				margin-top: 20px;
			}
			.footer-l a {
				display: block;
				width: 118px;
				height: 33px;
				border: 1px solid #00a4ff;
				font-size: 16px;
				color: #00a4ff;
				text-align: center;
				line-height: 33px;
				margin-top: 15px;
			}
			.footer-r {
				float: right;
				color: #333;
				margin-top: 70px;
			}
			.footer-r dl {
				float: left;
				width: 180px;
			}
			.footer-r dt {
				font-size: 16px;
				height: 30px;
			}
			.footer-r dd {
				font-size: 12px;
				height: 20px;
			}
			.footer-r dd a:hover {
				color: #00a4ff;
				text-decoration: underline; /*  添加下划线 */
			}
			


全部代码

html

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="gb2312">
	<title>学成网案列</title>
	<style>
		
	</style>
	<link rel="stylesheet" href="style.css">
</head>
<body>
	<header>
		<nav>
		<!-- logo部分 -->
			<div class="logo">
				<img src="images/logo_03.png" alt="">
			</div>
		<!-- 导航栏部分 -->
			<div class="navbar">
				<ul>
					<li><a href="#">首页</a></li>
					<li><a href="#">课程</a></li>
					<li><a href="#">职业规划</a></li>
				</ul>
			</div>
		<!-- 个人中心部分 -->
			<div class="personal">
				<a href="#"><img src="images/tou_03.png" alt="">qq-bingyan</a>
			</div>
			<div class="personal">
				<a href="#">个人中心<img src="images/ling_06.png" alt=""></a>
			</div>
		<!-- 搜索框部分 -->
			<div class="search">
				<form action="">
				<input type="text" placeholder="请输入关键字">
				<input type="submit" value="">
				</form>
			</div>
		</nav>
	</header>
	<div class="banner">
		<div class="banner-in container">
			<div class="sidenav">
				<ul>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
					<li><a href="#">前端开发<span>></span></a></li>
				</ul>
			</div>
			<div class="classtable">
				<dl>
					<dt>我的课程表</dt>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd><h4>继续学习 程序语言设计</h4> <p>正在学习-使用对象</p></dd>
					<dd>全部课程</dd>
				</dl>
			</div>
			<div class="circle">
				<ul>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
					<li></li>
				</ul>
			</div>
		</div>
	</div>
	<div class="recommend container">
		    <a href="#">精品推荐</a>
			<a href="#">Jquery</a>
			<a href="#">Spart</a>
			<a href="#">MySql</a>
			<a href="#">javaWeb</a>
			<a href="#">MySql</a>
			<a href="#">javaWeb</a>
			<a href="#">修改兴趣</a>
	</div>
	<div class="recom container">
			<div class="recommend-hd container">
			<h4>精品推荐</h4>
			<a href="#">查看全部</a>
			</div>
		
			<div class="recommend-bd">
				<ul>
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					</li>
					<li>
						<img src="images/图层135.png" alt="">
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					</li>
					<li>
						<img src="images/图层136.png" alt="">
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					</li>
					<li>
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					</li>
				</ul>
			</div>
	</div>
	<div class="programming container">
		<h4>编程入门</h4>
		<ul>
			<li>热门</li>
			<li>初级</li>
			<li>中级</li>
			<li>高级</li>
		</ul>
		<a href="#">查看全部</a>
	</div>
	<div class="programming-bd container">
		<div class="php">
			
		</div>
		<div class="classlearn">
			<img src="images/155.png" alt="" width="750px" height="80px">
			<div class="classleaarn-bd">
				<ul>
					<li>
						<img src="images/图层146.png" alt="">
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				</ul>
				<ul>
					<li>
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				</ul>
				<ul>
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				</ul>
			</div>
		</div>
	</div>
	<footer>
			<div class="container footer-in">
				<div class="footer-l">
					<img src="images/logo_03.png" height="43" width="197" alt="">
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						<dd><a href="#">帮助</a></dd>
					</dl>
				</div>
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		</footer>
</body>
</html>

css

/*初始化*/
		* {
			margin: 0px;
			padding: 0px;
		}
		ul {
			list-style: none;
		}
		.clearfix:before, .clearfix:after {
			display: table;
			content: "";
		}
		.clearfix:after {
			clear: both;
		}
		.clearfix {
			*zoom: 1;
		}
		body {
			background-color: #f3f5f7;
		}
		a {
			text-decoration: none;
			color: #68696a;
		}
		.container {
			width: 1000px;
			margin: 0 auto; 
		}
		/*头部主体及logo*/
		header {
			height: 70px;
			overflow: hidden;
		}
		nav {
			width: 1100px;
			height: 42px;
			margin:14px auto;
		}
		header img {
			width: 197px;
			height: 42px;
			float: left;
		}
		/*导航栏部分*/
		.navbar li a {
			float: left;
			display: block;
			padding: 8px 10px;
			margin-left:10px; 
			font-size: 18px;
		}
		.navbar a:hover {
			border-bottom: 2px solid #00a4ff;
		}
		/*搜索框部分*/
		.search {
			height: 42px;
			width: 300px;
			float: right;
			margin-left: 10px;
			margin-right: 30px;
		}
		.search input[type=text] {
			width: 233px;
			height: 40px;
			border: 1px solid #00a4ff;
			float: left;
		}
		.search input[type=submit] {
			width: 60px;
			height: 42px;
			border: 1px solid #00a4ff;
			float: left;
			background: #00a4ff url("images/search_06.png") center center no-repeat;
		}
		/*个人中心部分*/
		.personal {
			float: right;
			width: 150px;
			height: 42px;
			line-height: 42px;
		}
		.personal img {
			height: 30px;
			width: 30px;
			margin:6px;
		} 
		/*banner部分开始*/
		.banner  {
			height: 400px;
			background: #1c036c url("images/banner_03.png") center  no-repeat;
			position: relative;
		}
		/*banner侧边栏*/
		.banner .sidenav {
			width: 230px;
			height: 400px;
			background: rgba(0, 0, 0, 0.3);
			float: left;
		}
		.banner li a {
			color: #fff;
			display: block;
			padding: 0 40px;
			margin:0 auto;
			height: 44.5px;
			line-height: 44.5px;
			font-size: 14px;
			font-weight: normal;
		}
		.banner li span {
			float: right;
			font-family: arial;
		}
		.banner li  a:hover {
			color:#00a4ff;
		}
		/*banner小课表*/
		.banner .classtable {
			width: 200px;
		    float: right;
			height: 260px;
			background: #fff;
			margin: 70px auto;
		}
		.banner dt {
			height: 40px;
			background: #9bceea;
			color: #fff;
			line-height: 40px;
			text-align: center;
			letter-spacing: 2px;
			margin-bottom: 15px;
		}
		.banner dd {
			width: 180px;
			height: 50px;
			margin:0 auto;
			border-bottom: 1px solid #ccc;
			padding-top: 5px;
			box-sizing: border-box;
		}
		.banner h4 {
			color: #5a5a5a;
			font-weight: normal;
		}
		.banner p {
			color: #a5a5a5;
			font-size: 14px;
		}
		/*小圆点*/
		.banner .circle {
			width: 160px;
			height: 26px;
			background: rgba(255,255,255,0.2);
			position: absolute;
			bottom: 10px;
			left: 50%;
			margin-left: -84px;
			border-radius: 13px;
		}
		.banner .circle li {
			width: 15px;
			height: 16px;
			background: #74beec;
			float: left;
			margin: 5px;
			border-radius: 50%;
		}
		.banner .circle li:nth-child(1){
			width: 20px;
			border-radius: 8px;
			background: #fff;
		} 
		.classtable dd:nth-child(4) {
			border: 0;
		}
		.classtable dd:nth-child(4) p,.classtable dd:nth-child(4) h4 {
			color: #58b8ff;
		}
		.classtable dd:last-child {
			width: 176px;
			height: 38px;
			border:2px solid #58b8ff;
			margin: 8px auto;
			color: #58b8ff;
			text-align: center;
			font-weight: 700;
		}
		.classtable dd:last-child:hover {
			background: #00a4ff;
			color: #fff;
		}
		/*精品推荐导航栏*/
		.recommend {
			height: 60px;
			line-height: 60px;
			background: #fff;
			margin-top: 8px;
			box-shadow: 2px 2px 2px rgba(0,0,0,0.2);/* 盒子阴影 水平位置  垂直位置  模糊距离  影子颜色 */
		} 
		.recommend a {
			padding: 0px 26px;
			border-right: 2px solid #bfbfbf;
		}
		.recommend a:hover {
			color: #00a4ff;
		}
		.recommend a:first-child {
			color: #00a4ff;
		}
		.recommend a:last-child {
			color: #00a4ff;
			float: right;
			border:0;
			font-size:14px;
		}
		/*精品推荐主题*/
		.recommend-hd h4, .programming h4{
			margin-top:20px; 
			color: #ff7c2d;
			float: left;
			font-size:14px;
		}
		.recommend-hd a, .programming a{
			float: right;
			color: #bcbcbd;
			font-size: 12px;
			margin-top:20px;
			margin-right: 20px;
		}
		.recommend-hd a:hover, .programming a:hover {
			color: #00a4ff;
		}
		.recommend-bd {
			clear: both;
		}
		.recommend-bd li {
			width: 230px;
			height: 270px;
			background: #fff;
			float: left;
			overflow: hidden;
			box-shadow: 0 5px 5px rgba(0,0,0,0.2);
			margin-right:26px;
			margin-top: 20px;
		}
		.recommend-bd li:nth-child(4n){
			margin-right: 0;
		}
		.recommend-bd li h4,
		.recommend-bd li a  {
			margin: 16px;
		}



		.recommend-bd li h4,
		.programming-bd .classleaarn-bd h4
		 {
			color: #454545;
			font-weight: 400;
			font-size: 14px;
		}
		.recommend-bd li a,
		.programming-bd .classleaarn-bd a
		 {
			color: #999999;
			font-size: 12px;
		}
		.recommend-bd li a:hover,
		.programming-bd .classleaarn-bd a:hover
		 {
			color: #00a4ff;
		}
		.recommend-bd li a span,
		.programming-bd .classleaarn-bd a span {
			color: #ed5d20;
		}
		/*编程入门部分*/
		.programming ul {
			margin: 20px 200px;
			float: left;

		}
		.programming ul li {
			float: left;
			padding: 0 30px;
			color: #979898;
		}
		.programming ul li:nth-child(1) {
			color: #00a4ff;
		}
		/*编程入门主体*/
		.programming-bd .php {
			float: left;
			height: 390px;
			width: 228px;
			background: url("images/148.png") no-repeat;
			margin-right: 15px;
		}
		.programming-bd .classlearn {
			height: 390px;
			width: 757px;
			float: right;
		}
		.programming-bd .classlearn img {
			margin-bottom: 20px;
		}
		.programming-bd .classlearn .classleaarn-bd {
			height: 290px;
		}
		.programming-bd li {
			width: 230px;
			height: 270px;
			background: #fff;
			float: left;
			overflow: hidden;
			box-shadow: 0 5px 5px rgba(0,0,0,0.2);
			margin-right:20px;
			margin-top: 12px;
		}
		.programming-bd .classleaarn-bd li:nth-child(3){
			margin-right:0;
		}
		/*脚部*/
		/* 页面底部分 */
			.footer-in {
				padding-top: 30px;
				height: 270px;
				background-color: #fff;
				margin-top: 100px;

			}
			.footer-l {
				float: left;
				margin-top: 70px;
			}
			.footer-l p {
				font-size: 12px;
				line-height: 18px;
				color: #999;
				margin-top: 20px;
			}
			.footer-l a {
				display: block;
				width: 118px;
				height: 33px;
				border: 1px solid #00a4ff;
				font-size: 16px;
				color: #00a4ff;
				text-align: center;
				line-height: 33px;
				margin-top: 15px;
			}
			.footer-r {
				float: right;
				color: #333;
				margin-top: 70px;
			}
			.footer-r dl {
				float: left;
				width: 180px;
			}
			.footer-r dt {
				font-size: 16px;
				height: 30px;
			}
			.footer-r dd {
				font-size: 12px;
				height: 20px;
			}
			.footer-r dd a:hover {
				color: #00a4ff;
				text-decoration: underline; /*  添加下划线 */
			}
			


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