css边框样式
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>css边框</title>
<style type="text/css">
.box {width: 100px; height:100px; border:1px solid #c60f0f;border-radius: 80% ;box-shadow: 0px 5px 10px}
</style>
</head>
<body>
<div class="box"></div>
</body>
</html>