<!DOCTYPE html>
<html>
<head>
<style>
#rcorners1 { border-radius: 50px / 15px;
background: #73AD21;
padding: 20px;
width: 200px;
height: 150px;
}
#rcorners2 { border-radius: 15px / 50px;
background: #73AD21;
padding: 20px;
width: 200px;
height: 150px;
}
#rcorners3 { border-radius: 50%;
background: #73AD21;
padding: 20px;
width: 200px;
height: 150px;
}
</style>
</head>
<body>
<h1>border-radius 属性</h1>
<p>椭圆边框 - border-radius: 50px / 15px:</p>
<p id="rcorners1"></p>
<p>椭圆边框 - border-radius: 15px / 50px:</p>
<p id="rcorners2"></p>
<p>椭圆边框 - border-radius: 50%:</p>
<p id="rcorners3"></p>
</body>
</html>