对于列车上的人来说，我们这些仰躺着望天的孩子只是呼啸而过的风景他们却不知到这些孩子曾偷偷的哭过多少回。
原效果用addClass 改为slideUp，纯学习
效果图：
代码如下：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="stylesheet" type="text/css" rel="nofollow noopener noreferrer" href="css.css" rel="external nofollow" >
<title>Document</title>
</head>
<body>
<style type="text/css">
*{margin:0;padding:0;list-style-type:none;}
a,img{border:0;}
a{color:#000;text-decoration: none;font-weight: 600}
body{font:12px/180% Arial, Helvetica, sans-serif, "新宋体";}
.sph{
width: 1300px;
margin: 0 auto;
padding: 100px 0;
}
.spbq{
width: 250px;
height: 250px;
float: left;
line-height: 2;
padding: 10px 10px 0 20px;
margin: 20px;
position: relative;
overflow: hidden;
}
.spbq h2{
color: #14191e;
font: bold 14px/18px "Microsoft Yahei","Hiragino Sans GB",Helvetica,"微软雅黑",Tahoma,Arial,sans-serif;
margin-top: 18px;
}
.spbq span{
display: block;
color: #b4bbbf;
font: 12px/18px "Microsoft Yahei","Hiragino Sans GB",Helvetica,"微软雅黑",Tahoma,Arial,sans-serif;
margin: 8px 0;
}
.spbq b{
color: #787d82;
font: 12px/18px "Microsoft Yahei","Hiragino Sans GB",Helvetica,"微软雅黑",Tahoma,Arial,sans-serif;
}
.biankuang{
width: 3px;
height: 3px;
position: absolute;
z-index: 99;
border-radius:10px;
/*background: black;*/
}
.biankuang_1{
height: 3px;
top: -6px;
left:0px;
border-left: 3px solid #EB5858;
}
.biankuang_2 {
width: 0px;
bottom:-3px;
left: 0px;
border-top: 3px solid #EB5858;
}
.biankuang_3{
height: 0px;
bottom:0px;
right:0px;
border-right: 3px solid #EB5858;
}
.biankuang_4{
width:0px;
top:-3px;
right:0px;
border-bottom: 3px solid #EB5858;
}
.text_gobuy {
position: absolute;
z-index: 9;
bottom: 0;
left: 0px;
width: 280px;
height: 50px;
overflow: hidden;
background-color: rgba(32, 32, 33,0.5);
cursor: pointer;
display: none;
text-align: center;
}
.text_gobuy_show{
padding: 20px 15px ;
opacity: 1;
}
.spbq p{
position: absolute;
bottom:10px;
left:110px;
line-height: 33px;
color: #fff
}
</style>
</head>
<body>
<div class="sph">
<div class="spbq">
<div class="biankuang biankuang_1"></div>
<div class="biankuang biankuang_2"></div>
<div class="biankuang biankuang_3"></div>
<div class="biankuang biankuang_4"></div>
<a rel="nofollow noopener noreferrer" href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><div class="zst"><img src="https://cdnss.haodaima.top/uploadfile/2024/0306/20240306104506280.jpg" alt=""></div><h2>jQuery基础课程</h2><span>让jQuery带您进入网页动态交互世界，为...</span><b>更新完毕 15783人学习</b></a>
<div class="text_gobuy">
<br/>
<p>9小时17分钟 | 初级</p>
<br/>
</div>
</div>
<div class="spbq">
<div class="biankuang biankuang_1"></div>
<div class="biankuang biankuang_2"></div>
<div class="biankuang biankuang_3"></div>
<div class="biankuang biankuang_4"></div>
<a rel="nofollow noopener noreferrer" href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><div class="zst"><img src="https://cdnss.haodaima.top/uploadfile/2024/0306/20240306104506280.jpg" alt=""></div><h2>jQuery基础课程</h2><span>让jQuery带您进入网页动态交互世界，为...</span><b>更新完毕 15783人学习</b></a>
<div class="text_gobuy">
<br/>
<p>9小时17分钟 | 初级</p>
<br/>
</div>
</div>
<div class="spbq">
<div class="biankuang biankuang_1"></div>
<div class="biankuang biankuang_2"></div>
<div class="biankuang biankuang_3"></div>
<div class="biankuang biankuang_4"></div>
<a rel="nofollow noopener noreferrer" href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><div class="zst"><img src="https://cdnss.haodaima.top/uploadfile/2024/0306/20240306104506280.jpg" alt=""></div><h2>jQuery基础课程</h2><span>让jQuery带您进入网页动态交互世界，为...</span><b>更新完毕 15783人学习</b></a>
<div class="text_gobuy">
<br/>
<p>9小时17分钟 | 初级</p>
<br/>
</div>
</div>
<div class="spbq">
<div class="biankuang biankuang_1"></div>
<div class="biankuang biankuang_2"></div>
<div class="biankuang biankuang_3"></div>
<div class="biankuang biankuang_4"></div>
<a rel="nofollow noopener noreferrer" href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><div class="zst"><img src="https://cdnss.haodaima.top/uploadfile/2024/0306/20240306104506280.jpg" alt=""></div><h2>jQuery基础课程</h2><span>让jQuery带您进入网页动态交互世界，为...</span><b>更新完毕 15783人学习</b></a>
<div class="text_gobuy">
<br/>
<p>9小时17分钟 | 初级</p>
<br/>
</div>
</div>
</div>
<script src="http://www.jq22.com/jquery/jquery-1.10.2.js"></script>
<script type="text/javascript">
function biankuang(obj) {
$(obj).find('.biankuang_1').stop(true).animate({
height: '305px'
},
300)
$(obj).find('.biankuang_2').stop(true).delay('300').animate({
width: '305px'
},
300)
$(obj).find('.biankuang_3').stop(true).animate({
height: '305px'
},
300)
$(obj).find('.biankuang_4').stop(true).delay('300').animate({
width: '305px'
},
300)
}
function biankuang1(obj) {
$(obj).find('.biankuang_1').animate({
height: '0'
},
100)
$(obj).find('.biankuang_2').animate({
width: '0'
},
100)
$(obj).find('.biankuang_3').animate({
height: '0'
},
100)
$(obj).find('.biankuang_4').animate({
width: '0'
},
100)
}
$('.spbq').hover(function() {
var obj = $(this);
obj.find('.text_gobuy').slideDown(300);
biankuang(obj);
}, function() {
var obj = $(this);
obj.find('.text_gobuy').slideUp(300);
biankuang1(obj);
})
</script>
</body>
</html>
以上就是本文的全部内容，希望本文的内容对大家的学习或者工作能带来一定的帮助，同时也希望多多支持！
