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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>jQuery导航条动画效果</title>
<link rel="stylesheet" href="layui/css/layui.css">
<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
<style>
*{margin: 0;padding: 0}
.box{
width: 100%;
height: 70px;
background: #f5f5f5;
box-shadow: 1px 1px 10px #ccc;
line-height: 70px;
position: relative;
top: -65px;
}
form{
width: 800px;
margin: 0 auto;
position: relative;
}
input{
width: 800px;
height: 35px;
border: none;
border-radius: 4px;
padding-left: 15px;
}
form i{
font-size: 28px;
position: absolute;
top:0;
right: 10px;
}
span{
position: absolute;
width: 48px;
height: 48px;
display: block;
background: url(images/show.jpg) -64px 168px;
right: 0;
}
.menu{
width: 1000px;
height: 40px;
line-height: 40px;
margin: 20px auto;
background: #f5f5f5;
}
.menu li{
float: left;
text-align: center;
width: 10%;
font-weight: bold;
}
.one li:hover a{
color: #fff;
}
.three li{
position: relative;
}
.three li i{
font-size: 12px;
margin-left: 8px;
}
.three li ul{
width: 100px;
box-shadow: 0 2px 5px #f5f5f5;
position: absolute;
}
.three li ul li{
width: 100px;
line-height: 40px;
}
.three li ul li:hover{
background: #f5f5f5;
}
</style>
</head>
<body>
<div class="box">
<form>
<input type="text" placeholder="# 请输入关键词 #">
<i class="layui-icon layui-icon-search"></i>
</form>
<span></span>
</div>
<ul class="menu one">
<li><a href="">首页</a></li>
<li><a href="">二页</a></li>
<li><a href="">三页</a></li>
<li><a href="">四页</a></li>
<li><a href="">五页</a></li>
<li><a href="">六页</a></li>
<li><a href="">七页</a></li>
<li><a href="">八页</a></li>
<li><a href="">九页</a></li>
<li><a href="">十页</a></li>
</ul>
<ul class="menu two" style="position:relative;">
<li name="0"><a href="">首页</a></li>
<li name="1"><a href="">二页</a></li>
<li name="2"><a href="">三页</a></li>
<li name="3"><a href="">四页</a></li>
<li name="4"><a href="">五页</a></li>
<li name="5"><a href="">六页</a></li>
<li name="6"><a href="">七页</a></li>
<li name="7"><a href="">八页</a></li>
<li name="8"><a href="">九页</a></li>
<li name="9"><a href="">十页</a></li>
<div class="ba" style="position: absolute;width: 100px;height: 3px;background: #ff6500;top:37px;"></div>
</ul>
<ul class="menu three">
<li><a href="">首页</a></li>
<li><a href="">二页</a></li>
<li><a href="">三页</a></li>
<li><a href="">四页</a></li>
<li><a href="">五页</a></li>
<li><a href="">六页</a></li>
<li><a href="">七页</a></li>
<li><a href="">八页</a></li>
<li><a href="">九页</a></li>
<li><a href="">十页</a><i class="layui-icon layui-icon-up"></i>
<ul>
<li><a href="">下一</a></li>
<li><a href="">下二</a></li>
<li><a href="">下三</a></li>
</ul>
</li>
</ul>
<script>
$(function(){
$('input').focus(function(){
$(this).css('box-shadow','0 0 5px #ff6500 inset');
})
$('input').blur(function(){
$(this).css('box-shadow','');
})
$('.box').hover(function(){
$(this).stop().animate({'top':'2px'},500);//鼠标移入效果
},function(){
$(this).stop().animate({'top':'-65px'},500);//鼠标移出效果
})
$('.one>li').hover(function(){
$(this).css('background','#ff6500');
},function(){
$(this).css('background','#f5f5f5');
})
$('.two>li').hover(function(){
$x=parseInt($(this).attr('name'))*100;
$('.ba').stop().animate({left:$x+'px'},100);
},function(){
$('.ba').stop().animate({left:0},100);
})
$('.three ul').hide();
$('.three>li').hover(function(){
$(this).find('i').attr('class','layui-icon layui-icon-down');
$(this).find('ul').slideDown(300);
},function(){
$(this).find('i').attr('class','layui-icon layui-icon-up');
$(this).find('ul').slideUp();
})
})
</script>
</body>
</html>点击 "运行实例" 按钮查看在线实例