console
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
#wrapper{
height: 50px;
background: black;
overflow: hidden;
text-align: center;
}
*{
margin: 0;
padding: 0;
font-size: 17px;
list-style: none;
}
ul{
width: 2400px;
}
li{
width: 100px;
height: 50px;
background: black;
float: left;
text-align: center;
line-height: 50px;
cursor: pointer;
}
li.active{
color:green;
}
div{
text-indent: 1em;
font-size: 30px;
color: green;
}
</style>
</head>
<body>
<div id="wrapper">
<ul>
<li class=""><a href="javascript:;">关于我</a></li>
<li class="active"><a href="javascript:;">电影世界</a></li>
<li class=""><a href="javascript:;">休闲时光</a></li>
</ul>
</div>
<div>
<b>你好</b>
<b>我是小陈</b>
<b>我是一名在校生</b>
</div>
</body>
</html>