45.右箭头的纯css做法.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width:100px;
            height:35px;
            border:1px solid #999;
            line-height: 35px;
            padding-left: 20px;
        }
        span,em{
            width:0;
            height:0;
            border:8px solid #999;
        }
    </style>
</head>
<body>
    <div>更多
        <span></span>
        <em></em>
    </div>
</body>
</html>