a链接点击出现蓝色边框解决办法

css中添加

 -webkit-tap-highlight-color: transparent; outline: none;

.pageStr span a {

  border: 1px solid #e4e4e4;

  color: #999;

  cursor: pointer;

  display: inline-block;

  height: 29px;

  line-height: 29px;

  padding: 0 10px;

  text-align: center;

  background:#fff;

   -webkit-tap-highlight-color: transparent; outline: none;

}