*{margin: 0;padding: 0;}
    	body{font-family: "微软雅黑";}
    	div{display:inline-block;border:1px solid #0B9BE2;color: #0B9BE2;text-decoration: none;padding:10px 20px;border-radius: 3px;margin: 50px;;position: relative;}
    	div i{position: absolute;width: 15px;height: 15px;border-radius: 50%;background: red;top: -7px;right: -4px;}
    	div i:after{content: '';position: absolute;width: 8px;height: 0;border-top:1px solid #fff ;top:7px;left: 4px;}
    	div em{width: 0;height: 0;position: absolute;bottom:0;right:0;border-top: 0; border-bottom: 15px solid #0B9BE2; border-right: 0px solid #0B9BE2; border-left: 25px solid transparent;}
    	div em:after{content: ''}