我是头部 

我是底部

<script>
  $(function () {
    // 表格自适应 - 手机
    if ($(window).width() < 1200) {
      $('table').wrap('<div class="o-v"></div>');
    }
  })
</script>
<!-- 客服 -->
<div id="left"  style="display:none;" >
    <div class="title">
        <img src="/Public/images/kefu.png" alt="" />
        <span>客服咨询</span>
    </div>
    <div class="list">
            </div>
</div>

<style>
    #left {
        width: 100px;
        position: fixed;
        right: 35px;
        top: 50%;
        transform: translate(0px, -50%);
        z-index: 9999;
    }

    #left>.title {
        position: relative;
    }

    #left>.title span {
        position: absolute;
        bottom: 15px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        display: block;
        color: #fff;
        text-align: center;
        width: 100%;
        box-sizing: border-box;
    }

    #left>.title img {
        margin-left: -7px;
        width: 114px;
        max-width: initial;
    }


    #left .list {
        padding: 10px;
        border: 1px solid #00a4ff;
        border-radius: 6px;
        margin-top: -20px;
        background-color: #fff;
    }

    #left a {
        text-decoration: none;
        margin-top: 10px;
        display: block;
        position: relative;
    }

    #left .item .img {
        width: 60px;
        height: 60px;
        margin: 0 auto;
        border-radius: 50%;
        overflow: hidden;
        text-align: center;
        transition: all 0.2s ease-in-out;
        border: 1px solid transparent;
        padding: 5px;
        box-sizing: border-box;

    }

    #left .item .name {
        margin-top: 5px;
        font-size: 14px;
        color: #888787;
        line-height: 20px;
        text-align: center;
        word-break: break-all;
    }

    #left .item .img:hover {
        border: 1px solid #00a4ff;
    }

    #left .item .img img {
        max-width: 50px;
        max-height: 50px;
    }

    #left .big {
        position: absolute;
        width: 130px;
        top: -33px;
        left: -160px;
        display: none;
        transition: all 0.3s;
        max-width: none;
        max-height: none;
    }

    #left .qr:hover .big {
        display: block;
    }


    #left .phone .number {
        position: absolute;
        width: 130px;
        top: 0px;
        left: -170px;
        transition: all 0.3s;
        max-width: none;
        max-height: none;
        background-color: #f3f3ee;
        padding: 20px 10px;
        border-radius: 5px;
        color: #666;
        text-align: center;
        font-size: 18px;
        display: none;
    }

    #left .phone:hover .number {
        display: block;
    }

    @media screen and (max-width: 1200px) {
        #left {
            display: none;
        }
    }
</style><script>(function () {var data = {'HTTP_REFERER': document.referrer,'REQUEST_URI': window.location.href};console.log(1);$.ajax({type: 'post',url: '/Index/add_visitor',data: data})})()</script>