<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>幽灵按钮</title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
#container {
margin: 100px auto;
width: 80%;
height: 300px;
background-color: #0A0A0A;
}
.link {
float: left;
margin: 0 1%;
width: 31%;
position: relative;
}
.link span {
display: inline-block;
width: 100%;
height: 180px;
-webkit-transition: all 0.5s;
}
.link1 span {
background: url(images/mission.png) no-repeat center center;
}
.link2 span {
background: url(images/play.png) no-repeat center center;
}
.link3 span {
background: url(images/touch.png) no-repeat center center;
}
.link span:hover {
-webkit-transform: rotate(360deg) scale(1.2);
}
.link a {
position: relative;
display: inline-block;
margin: 20px 20% 0;
width: 60%;
height: 40px;
border: 2px solid #FFFFFF;
text-indent: 10px;
background: url(images/allow.png) no-repeat 85% center;
line-height: 40px;
font-size: 20px;
font-weight: bold;
text-decoration: none;
color: #098822;
-webkit-transition: all 0.5s;
}
.link i {
position: absolute;
display: inline-block;
background-color: white;
opacity: 0;
-webkit-transition: all 0.5s;
}
.link a:hover {
background-position: 95% center;
}
.link a:hover i{
opacity: 1;
}
.link a:hover .lineTop {
-webkit-transform: translate(100px,0);
}
.link a:hover .lineBottom {
-webkit-transform: translate(-100px,0);
}
.link a:hover .lineRight {
-webkit-transform: translate(0,25px);
}
.link a:hover .lineLeft {
-webkit-transform: translate(0,-25px);
}
.lineTop,.lineBottom {
height: 2px;
width: 30px;
}
.lineTop {
top: -2px;
left: -100px;
}
.lineBottom {
bottom: -2px;
right: -100px;
}
.lineRight,.lineLeft {
height: 8px;
width: 2px;
}
.lineRight {
right: -2px;
top: -25px;
}
.lineLeft {
left: -2px;
bottom: -25px;
}
.link p {
position: absolute;
top: 50%;
background-color: #17A654;
line-height: 35px;
height: 35px;
color: white;
text-align: center;
padding: 0 15px;
border-radius: 5px;
opacity: 0;
}
.link p:after {
content: '';
position: absolute;
top: 100%;
left: 50%;
border-top: 10px solid #17A654;
border-left: 10px solid transparent;
border-right: 10px solid transparent;
}
</style>
<script src="js/jquery-1.8.3.min.js"></script>
</head>
<body>
<div id="container">
<div class="link link1">
<span></span>
<a href="">
<i></i>
<i></i>
<i></i>
<i></i>
Mission
</a>
<p>My mission is clear</p>
</div>
<div class="link link2">
<span></span>
<a href="">
<i></i>
<i></i>
<i></i>
<i></i>
Play
</a>
<p>My mission is clear ssssssssssssssssfffffffffffllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll</p>
</div>
<div class="link link3">
<span></span>
<a href="">
<i></i>
<i></i>
<i></i>
<i></i>
Touch
</a>
<p>My mission is clear sssss</p>
</div>
</div>
<script type="text/javascript">
$(function(){
$('.link .button').hover(function(){
// var lp=$(this).next('p').width();
// var a=30/lp;
// var b=20/(lp+30);
// var le=100*(1+a-b)/2;
// $(this).next('p:after').css('left', le+'%');怎么选择伪类?
var pos=$(this).offset().left;
var pos1=$(this).parents('div').offset().left;
var dis=($(this).outerWidth()-$(this).next('p').outerWidth())/2;
var l=pos-pos1+dis;
$(this).next('p').css('left', l+'px').animate({'top':62+'%','opacity':1},300);
},function () {
$(this).next('p').animate({'top':50+'%','opacity':0},300);
})
})
</script>
</body>
</html>