作业：边框样式
太早2019-07-06 10:11:45252<!DOCTYPE html>
<html>
<head>
<title>边框</title>
<meta charset="utf-8">
<link rel="icon" type="image/x-icon" href="https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1552449729848&di=e214378786f4f6fc66003bf39980c869&imgtype=0&src=http%3A%2F%2Fwww.uimaker.com%2Fuploads%2Fallimg%2F121227%2F1_121227103318_7.png">
<style type="text/css">
div{
width: 200px;
height: 200px;
margin: 50px auto;
}
.tz1{
border: 1px solid black;
}
.tz2{
border-top: 10px dotted black;
border-right: 10px dashed black;
border-bottom: 10px solid black;
border-left: 10px double black;
}
p{
width: 200px;
height: 200px;
margin: 50px auto;
}
.tz3{
box-shadow: 2px 2px 20px black;
}
.tz4{
box-shadow: 2px 2px 20px black;
border-radius: 50%;
}
.tz5{
box-shadow: 2px 2px 20px black;
border-top-left-radius: 6%;
border-top-right-radius: 6%;
border-bottom-left-radius: 6%;
border-bottom-right-radius: 6%;
}
table{
width: 500px;
height: 30px;
margin: 20px auto;
border: 1px solid black;
border-collapse: collapse;
}
td{
border: 1px solid black;
text-align: center;
}
li
{
list-style: none;
}
</style>
</head>
<body>
<div class="tz1"></div>
<div class="tz2"></div>
<p class="tz3"></p>
<P class="tz4"></p>
<P class="tz5"></p>
</body>
</html>