<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>纯CSS实现下拉菜单</title>
<style>
* {
padding: 0;
margin: 0;
}
body {
font:14px "Microsoft YaHei",sans-serif;
}
ul {
list-style: none;
}
.container {
margin: 0 auto;
width: 1000px;
}
.nav {
/*margin-top: 60px;*/
width: 100%;
height: 40px;
line-height: 40px;
background: #333;
}
/*一级菜单*/ /*该选择器会选择 所有li*/
.nav li {
float: left;
position: relative;
}
/*一级菜单*/
.nav li a {
/*因为a是内联元素*/
display: block;
width: 100px;
text-align: center;
color: #fff;
text-decoration: none;
}
/*二级菜单*/
.na
