.banner {
            background: url("https://image01.homedo.com/Files/Images/cms/www/20180504/5712539771584131288_pic1.jpg") no-repeat top center;
            height: 256px;
            width: 100%;
       visibility: visible;
    animation-duration: 2s;
    animation-name: fadeInUp;
        }
        .center {
            background: #f4f4f4;
        }
        .manufacturers {
            width: 1126px;
            margin: 0 auto;
            padding-top: 30px;
                 visibility: visible;
            animation-duration: 2s;
           animation-name: fadeInUp;
        }
        .manufacturers_show {
            width: 1136px;
            margin: 0 auto;
            height: 600px;
        }
        .manufacturers_show li{
            width:274px;
            height:140px;
            text-align:center;
            background:white;
        }
        .manufacturers_show li span{
            font-size:15px;
            display:inline-block;
            padding-top:14px;
        }
        .manufacturers_show .row1 li {
            float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .manufacturers_show .row2 li {
            float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .manufacturers_show .row3 li {
            float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .manufacturers_show .row4 li {
            float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .manufacturers .manufacturers_show img {
            width: 172px;
            height: 66px;
            margin:20px auto 0px auto;
            
        }
        .integrators {
            width: 1126px;
            margin: 0 auto;
            height: 700px;
            /*height:780px;*/  /*需要展开界面时*/
            visibility: visible;
            animation-duration: 2s;
           animation-name: fadeInUp;
           padding-top:50px;
        }
        .integrators_show {
            width: 1136px;
            margin: 0 auto;
            height: 450px;
        }
        .integrators_show li{
             width:274px;
            height:140px;
            text-align:center;
            background:white;
        }
        .integrators .integrators_show img {
            width: 172px;
            height: 66px;
            margin:20px auto 0px auto;

        }
 .integrators_show li span{
            font-size:15px;
            display:inline-block;
            padding-top:14px;
        }
        .integrators_show .row1 li {
            float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .integrators_show .row2 li {
             float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .integrators_show .row3 li {
             float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
          .integrators_show .row4 li {
             float: left;
            margin-left: 10px;
            margin-bottom: 10px;
        }
        .up_more {
            width: 30px;
            height: 25px;
            margin: 0 auto;
            padding-top: 60px;
            cursor: pointer;
        }
            .up_more i {
                background: url("https://image01.homedo.com/Files/Images/cms/www/20180502/5510662429650469756_pic1.png") no-repeat top center;
                width: 30px;
                height: 25px;
                display: inline-block;
            }
            .up_close i{
                     width: 30px;
                height: 25px;
                margin-top:60px;
                display: inline-block;
                      background:url("https://image01.homedo.com/Files/Images/cms/www/20180504/5606078075821824150_pic1.png")  no-repeat top center;
            }
            .up_close{
      width: 30px;
    height: 25px;
  line-height:50px;
   margin: 0 auto;
    padding-top: 60px;
            cursor: pointer;
            }