一：border
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin:0px;padding:0px;}
.wrap{width:500px;height:200px;margin:100px auto;}
.wrap .con{width:400px;height:60px;border-left:5px solid purple;background: #ccc;}
</style>
</head>
<body>
<div class="wrap">
<div class="con"></div>
</div>
</body>
</html>
二：伪类
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin:0px;padding:0px;}
.wrap{width:500px;height:200px;margin:100px auto;}
.wrap .con{width:400px;height:60px;background: #ccc;}
.wrap .con:after{display: block;content:"";width:5px;height:60px;background: purple;}
</style>
</head>
<body>
<div class="wrap">
<div class="con"></div>
</div>
</body>
</html>
三:box-shadow
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin:0px;padding:0px;}
.wrap{width:500px;height:200px;margin:100px auto;}
.wrap .con{width:400px;height:60px;background: #ccc;box-shadow:-5px 0px 0px purple;}
</style>
</head>
<body>
<div class="wrap">
<div class="con"></div>
</div>
</body>
</html>
四：filter:drop-shadow
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin:0px;padding:0px;}
.wrap{width:500px;height:200px;margin:100px auto;}
.wrap .con{width:400px;height:60px;background: #ccc; -webkit-filter:drop-shadow(-5px 0 0 deeppink);}
</style>
</head>
<body>
<div class="wrap">
<div class="con"></div>
</div>
</body>
</html>
五：渐变
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin:0px;padding:0px;}
.wrap{width:500px;height:200px;margin:100px auto;}
.wrap .con{width:400px;height:60px;background:-webkit-linear-gradient(left,purple 0px,purple 5px,#ccc 5px)}
</style>
</head>
<body>
<div class="wrap">
<div class="con"></div>
</div>
</body>
</html>
时间： 2024-11-05 02:26:05