css3动画过渡实现鼠标跟随导航效果
急速奔跑中的蜗牛
本篇文章主要介绍了css3动画过渡实现鼠标跟随导航效果，分享给大家，具体如下：
鼠标跟随导航效果
效果知识点：html/css布局思维, div+css讲解，css3动画，盒子模型, 浮动与定位，鼠标事件。
html代码：
<div class="wrap">
<ul>
<li style="background-position:0px 0px; border-top:1px dotted #ccc;border-left:1px dotted #ccc;"></li>
<li style="background-position:-230px 0px; border-top:1px dotted #ccc"></li>
<li style="background-position:-460px 0px; border-top:1px dotted #ccc"></li>
<li style="background-position:-690px 0px; border-top:1px dotted #ccc"></li>
<li style="background-position:-920px 0px; border-top:1px dotted #ccc"></li>
<li style="background-position:-1150px 0px;border-left:1px dotted #ccc;"></li>
<li style="background-position:-1370px 0px"></li>
<li style="background-position:-1600px 0px"></li>
<li style="background-position:-1830px 0px"></li>
<li style="background-position:-2060px 0px"></li>
<li style="background-position:-2290px 0px;border-left:1px dotted #ccc;"></li>
<li style="background-position:-2520px 0px"></li>
<li style="background-position:-2750px 0px"></li>
<li style="background-position:-2980px 0px"></li>
<li style="background-position:-3210px 0px"></li>
</ul>
<div class="box"></div>
css代码：
<style>
*{
margin:0px;
padding:0px;
}
html{
height:100%;
}
body{
width:100%;
height:100%;
background:url("images/wallpaper4.jpg");
background-size:100% 100%;
overflow: hidden;
}
.wrap{
position:relative;
width:1156px;
height:450px;
margin:50px auto;
}
.wrap ul li{
position:relative;
z-index:10;
width:230px;
height:150px;
float:left;
list-style:none;
border-right:1px dotted #ccc;
border-bottom:1px dotted #ccc;
background:url("images/clients.png") no-repeat;
-webkit-transition:1s;
-moz-transition:1s;
-ms-transition:1s;
-o-transition:1s;
transition:1s;
}
.box{
position:absolute;
left:0px;
top:0px;
z-index:2;
width:230px;
height:150px;
background:rgba(0,0,0,.2);
-webkit-transition:1s;
-moz-transition:1s;
-ms-transition:1s;
-o-transition:1s;
transition:1s;
}
</style>
javascript代码：
<script>
var oLi = document.getElementsByTagName("li");
var box = document.getElementsByClassName("box")[0];
for (var i = 0;i<oLi.length ;i++ )
{
oLi[i].onmousemove = function(){
var _left = this.offsetLeft;
var _top = this.offsetTop;
box.style.left = _left + "px";
box.style.top = _top + "px";
this.style.backgroundPositionY = "-150px";
}
oLi[i].onmouseout = function(){
this.style.backgroundPositionY = "0px";
}
}
</script>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。