以下是实现HTML5响应式导航的一个示例：
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| <!DOCTYPE html>
<head>
<title>响应式导航</title>
<meta charset="utf-8">
<style type="text/css">
body {
margin: 0;
}
.topnav {
overflow: hidden;
background-color:
}
.topnav a {
float: left;
display: block;
color:
text-align: center;
padding: 14px 16px;
text-decoration: none;
font-size: 17px;
}
.topnav a:hover {
background-color:
color: black;
}
.topnav .icon {
display: none;
}
@media screen and (max-width: 600px) {
.topnav a:not(:first-child) {
display: none;
}
.topnav a.icon {
float: right;
display: block;
}
.container {
display: inline-block;
cursor: pointer;
}
.bar1, .bar2, .bar3 {
width: 35px;
height: 5px;
background-color:
margin: 6px 0;
transition: 0.4s;
}
.change .bar1 {
-webkit-transform: rotate(-45deg) translate(-9px, 6px);
transform: rotate(-45deg) translate(-9px, 6px);
}
.change .bar2 {
opacity: 0;
}
.change .bar3 {
-webkit-transform: rotate(45deg) translate(-8px, -8px);
transform: rotate(45deg) translate(-8px, -8px);
}
}
@media screen and (max-width: 600px) {
.topnav.responsive {
position: relative;
}
.topnav.responsive .icon {
position: absolute;
right: 0;
top: 0;
}
.topnav.responsive a {
float: none;
display: block;
text-align: left;
}
}
</style>
<script type="text/javascript">
function myFunction(iconid) {
iconid.classList.toggle("change");
var x = document.getElementById("myTopnav");
if (x.className === "topnav") {
x.className += " responsive";
} else {
x.className = "topnav";
}
}
</script>
</head>
<body>
<div class="topnav" id="myTopnav">
<a href="#home">主页</a>
<a href="#news">新闻中心</a>
<a href="#contact">联系我们</a>
<a href="#about">关于</a>
<a href="javascript:void(0);" style="font-size:15px;" class="icon">
<!--&
<div class="container" onclick="myFunction(this)">
<div class="bar1"></div>
<div class="bar2"></div>
<div class="bar3"></div>
</div>
</a>
</div>
<div style="padding-left:16px">
<h2>标题</h2>
<p>内容</p>
</div>
</body>
|