摘要：
1˂!
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> 6 <title>特殊符号</title> 7 <style type="text/css"> 8 .ina_an a span{ position:relative; margin:0px 8px 0; vertical-align:-2px;} 9 .ina_an a span:before{content:"";font-size:0;width:0;height:0;line-height:0;overflow:hidden;display:inline-block;*display:inline;*zoom:1;border:0 dashed transparent;border-width:6px;border-left-style:solid;border-left-color:#666666;position:absolute;top:0px;left:0px;} 10 .ina_an a span:after{content:"";font-size:0;width:0;height:0;line-height:0;overflow:hidden;display:inline-block;*display:inline;*zoom:1;border:0 dashed transparent;border-width:6px;border-left-style:solid;border-left-color:#ebecee;position:absolute;top:0px;left:-2px;} 11 </style> 12 </head> 13 <body> 14 <div class="ina_an"> 15 <a href=""><span></span></a> 16 </div> 17 </body> 18 </html>
方法二，京东左侧目录条