* {
margin: 0;
padding: 0;
box-sizing:border-box;
}
body {
background: rgb(246,246,246);
font-family: proxima-nova,Arial,sans-serif;
}
.header {
margin-top: 17px;
margin-bottom: 15px;
height: 59px;
width: 100%;
}
.logo {
position: absolute;
width: 50%;
float: left;
margin-left: 10%;
margin-top: 0.5%;
}
.texttop {
width:50%;
float: right;
margin-left: 5%;
margin-top: 1%;
}
.texttop input {
width:550px;
height: 30px;
}
.clearfix{
content: " ";
display: table;
clear: both;
}
.nav {
background: #96b96d;
height: 55px;
width: 100%;
}
.nav ul {
display: flex;
flex-flow: row nowrap;
justify-content: center;
}
.nav ul li {
list-style: none;
padding: 22px;
margin-top: -0.3%;
}
.nav ul li a {
text-decoration: none;
color: #fff;
}
.nav ul li a:hover {
background: #146C9C;
color: black;
}
.content {
width: 100%;
height: 700px;
}
.content .aside {
width: 30%;
float: left;
}
.content .aside ul {
display: flex;
flex-direction: column;
position: relative;
margin-left: 70%;
margin-top: 15px;
border: 1px solid #ddd;
}
.aside ul li {
list-style: none;
padding-top: 15px;
padding-bottom: 15px;
border: 1px solid #ddd;
}
.aside ul li a {
text-decoration: none;
color: black;
font-size: 16px;
}
.aside ul li a:hover {
background: #146C9C;
color: red;
}
.content .article {
width: 54%;
float: left;
margin-top: 15px;
margin-left: 15px;
border: 1px solid #ddd;
}
.content .article .text1 {
padding-top: 5px;
padding-left: 5px;
}
.content .article .text1 span {
font-size: 18px;
}
hr {
background: #ddd;
border: none;
height: 1px;
}
.content .article .article0 {
height: 600px;
display: flex;
flex-flow:row wrap;
align-content: flex-start;
}
.content .article .article0 .article1 {
box-sizing:border-box;
background: #ddd;
flex: 0 0 30%;
padding:5px;
height: 150px;
margin:1.5%;
}
.content .article .article1 .content1 .content2 {
float: left;
width: 12%;
}
.content .article .article1 .content1 .content3 {
float: left;
width: 88%;
}
.content {
border-bottom: 1px solid #ddd;
}
.footer {
display: flex;
margin-top: 150px;
margin-bottom: 150px;
width:100%;
flex-flow: row wrap;
align-content: center;
}
.footer .footer1 {
flex:0 0 18%;
padding:5px;
margin:0.5%;
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<link rel="stylesheet" href="css/css.css">
</head>
<body>
<div class="header clearfix">
<div class="logo ">
<a href="#"><img src="images/logo.jpg" ></a>
</div>
<div class="texttop">
<input type="text" id="s" name="sousuo" type="post" placeholder="搜索..." autocomplete="off"/>
</div>
</div>
<div class="nav clearfix">
<ul>
<li><a href="#">首页</a></li>
<li><a href="#">菜鸟笔记</a></li>
<li><a href="#">菜鸟工具</a></li>
<li><a href="#">参考手册</a></li>
<li><a href="#">用户笔记</a></li>
<li><a href="#">测试/考试</a></li>
<li><a href="#">设计神器</a></li>
<li><a href="#">本地书籍</a></li>
<li><a href="#">登录</a></li>
</ul>
</div>
</div>
<div class="content clearfix">
<div class="aside ">
<ul>
<li><a href="#">HTML/CSS</a></li>
<li><a href="#">JavaScript</a></li>
<li><a href="#">服务端</a></li>
<li><a href="#">数据库</a></li>
<li><a href="#">移动端</a></li>
<li><a href="#">XML教程</a></li>
<li><a href="#">ASP.NET</a></li>
<li><a href="#">Web Service</a></li>
<li><a href="#">开发工具</a></li>
</ul>
</div>
<div class="article ">
<div class="text1">
<span>HTML/CSS</span>
</div>
<hr/>
<div class="article0">
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div> <div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div class="article1 ">
<div class="title2"><span>【学习HTML】</span></div>
<div class="content1 clearfix">
<div class="content2"><img src="images/picture1.png" alt=""></div>
<div class="content3"><span>HTML,即超文本标记语言（Hyper Text Markup Language）</span></div>
</div>
</div>
<div/>
</div>
<div/>
<div class="footer ">
<div class="footer1">
<div class="title3">在线实例</div>
<div class="table">
<ul>
<li>HTML 实例 </li>
<li>CSS 实例 </li>
<li>JavaScript 实例 </li>
<li>Ajax 实例 </li>
<li>jQuery 实例 </li>
<li>XML 实例 </li>
<li>Java 实例 </li>
</ul>
</div>
</div>
<div class="footer1">
<div class="title3">在线实例</div>
<div class="table">
<ul>
<li>HTML 实例 </li>
<li>CSS 实例 </li>
<li>JavaScript 实例 </li>
<li>Ajax 实例 </li>
<li>jQuery 实例 </li>
<li>XML 实例 </li>
<li>Java 实例 </li>
</ul>
</div>
</div>
<div class="footer1">
<div class="title3">在线实例</div>
<div class="table">
<ul>
<li>HTML 实例 </li>
<li>CSS 实例 </li>
<li>JavaScript 实例 </li>
<li>Ajax 实例 </li>
<li>jQuery 实例 </li>
<li>XML 实例 </li>
<li>Java 实例 </li>
</ul>
</div>
</div>
<div class="footer1">
<div class="title3">在线实例</div>
<div class="table">
<ul>
<li>HTML 实例 </li>
<li>CSS 实例 </li>
<li>JavaScript 实例 </li>
<li>Ajax 实例 </li>
<li>jQuery 实例 </li>
<li>XML 实例 </li>
<li>Java 实例 </li>
</ul>
</div>
</div>
<div class="footer1">
<div class="title3">关注微信</div>
<div class="table">
<img src="images/weixin.png" alt="">
</div>
</div>
</div>
</body>
</html>
