代码实现
<html lang="en">
<head>
<meta charset="UTF-8">
<title>CSS3实现折角效果title>
<style media="screen">
.wrapper{
margin:0 auto;
width:500px;
height:300px;
background-color: #36b11d;
border-radius: 10px;
font-family: monoca,"微软雅黑",sans-serif;
position: relative;
}
.wrapper > p{
width:400px;
height:200px;
display: block;
color:#f5f5f5;
font-size:14px;
word-wrap: break-word;
word-break: break-all;
position: absolute;
top:50%;
left:50%;
-webkit-transform: translate(-50%,-50%);
-ms-transform: translate(-50%,-50%);
transform: translate(-50%,-50%);
text-shadow: 0 0 2px rgba(0, 0, 0, 0.5);
overflow: hidden;
}
.wrapper::before{
position: absolute;
left:0;
bottom: 0;
width:0;
content:"";
display: block;
border: 30px solid #7201aa;
border-color:rgba(0, 255, 0, 0.5) rgba(0, 220, 0, 0.5) transparent transparent;
background-color: #fff; //设置为透明的话,会显示绿底;
box-shadow:1px -2px 1px rgba(0, 0, 0, 0.5) ;
}
.wrapper::after{
position: absolute;
right:0;
bottom: 0;
width:0;
content:"";
display: block;
border: 60px solid #7201aa;
border-color:rgba(0, 255, 0, 0.2) transparent transparent rgba(0, 220, 0, 0.2) ;
background-color: #fff; //设置为透明的话,会显示绿底;
box-shadow:-2px -3px 1px rgba(0, 0, 0, 0.5) ;
}
.wrapper>a{
display: block;
width:50px;
line-height: 50px;
text-align: center;
font-size:15px;
color:#2b2b2b;
text-decoration: none;
text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5); inset ;
-webkit-transform: rotate(-45deg); inset ;
-ms-transform: rotate(-45deg); inset ;
transform: rotate(-45deg);
position: absolute;
right:70px;
bottom: 50px;
z-index: 50;
}
style>
head>
<body>
<div class="wrapper">
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit,
sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut
aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident,
sunt in culpa qui officia deserunt mollit anim id est laborum.
p>
<a href="#">CRPERLINa>
div>
body>
html>