body{
    background: #f2f2f2;
  }
  .about_all{
    width: 1200px;
    margin: 0 auto;
  }
  .about_list{
    background:#fff;
    /*position:fixed;
    top:80px;*/
    margin-top: 25px;
    float: left;
    margin-left:20px;
    border: solid 1px #d1d4d7;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    width:250px;
    text-align:center;
  }
  .about_head p{
    font-family:microsoft yahei;
    font-size:20px;
    line-height:60px;
    border-bottom:solid 1px #CECECE;
    margin: 20px;
    text-align: center;
    color: #27AE60;
    font-weight:bold;
  }
  .about_list li{
    text-align: center;
    margin: 0 20px;
    border-bottom:dashed 1px #CECECE;
  }
  .about_list a{
    font-size: 18px;
    font-family: microsoft yahei;
    line-height: 50px;
    color:#585858;
  }
  .about_list a:hover{
    text-decoration:none;
    color:#27AE60;
  }
/*****main****************/
  .about_main{
    width: 900px;
    float: right;
    margin-top: 25px;
    margin-right: 20px;
    margin-bottom: 20px;
    background:#fff;
    border: solid 1px #d1d4d7;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
  }

  .about_main2{
    width:800px;
    margin:20px auto;
  }
  .title{
    font-family:microsoft yahei;
    font-size:20px;
    line-height:60px;
    border-bottom:solid 1px #CECECE;
    color: #27AE60;
    font-weight:bold;
  }
  .about_part{
    display:inline-block;
    border-bottom:solid 1px #CECECE;
  }
  .about_part h2{
    line-height: 28px;
    font-family: microsoft yahei;
    font-size: 16px;
    font-weight: bold;
    color: #666;
    width: 200px;
    text-align: center;
    clear: left;
    margin: 0 10px;
    float: left;
  }
  .about_part img{
    margin:16px 10px;
  }
  .about_part .left{
    float:left;
  }
  .about_part .right{
    float:right;
  }
  .about_part p{
    text-indent:2em;
    width:560px;
    margin:10px;
    font-size:16px;
    font-family:microsoft yahei;
  }
  .Wfoo{
    clear:both;
  }