.zj_tishi b.nothing{
    display: inline-block;
    background: url(../images/zj_17.jpg) no-repeat center left;
    background-size: 15px;
    padding-left: 25px;
  }
  .zj_tishi b.on{
    display: inline-block;
    background: url(../images/zj_14.jpg) no-repeat center left;
    background-size: 15px;
    padding-left: 25px;
  }
  .zj_tishi a{color:#20c468;font-size: 16px;padding-left:15px;}
  .zj_tishi b{font-size: 16px;cursor:pointer}