.left_nav{
      width: 192px;
    position: relative;
    padding-left: 24px;
    height: 37px;
    line-height: 37px;
    font-weight: bold;
    font-size: 14px;
    display: inline;
    /* background: url(https://pic.gytc.com/images/left_nav.jpg) no-repeat; */
    float: left;
    color: #FFF;
}

.masg{
    z-index: 999999999999999999999999;
}

.masg2{
    z-index: 999999999999999999999999;
}

.cate_ul{
    border-bottom: 1px solid #dcdcdc;
}

.clearfix .pic img{
    width: 255px;height: 255px;
}


.clearfix li .txt{
   height: 2px;text-align: center;    font-family: sans-serif;
}

.clearfix li .name_f{
   font-size: 16px; height: 40px;overflow: hidden; line-height: 20px; color: #000; display: block;
}

.clearfix li .text{
   height:46px;display:none;
}

.price_box{
    margin-top: 9px;position: absolute;margin-left: -53px;
}

.goods_info{
     width: 233px;
    margin-left: 2px;
    display: inline;
    display: block;
    height: 76px;
    background: #efefef;
    padding: 5px;
    color: #5f5f5f;
    line-height: 20px;
    overflow: hidden;margin-top:41px;
}

.goods_info .i1{
    font-size: 16px; height: 40px;overflow: hidden; line-height: 20px; color: #000; display: block;
}
.goods_info .i2{
    display: inline-block; vertical-align: middle;
}
.goods_info .i3{
    display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 2;overflow: hidden;
}
.goods_info .i4{
    display: inline-block; vertical-align: middle; height: 100%;font-size: 0;
}
.goods_info .i5{
    display: block;overflow: hidden;text-overflow: ellipsis;white-space: nowrap;
}
.goods_info .i6{
   display: block;
}

.goods_name{
    margin-top: -12px;width: 202px;height: 16px;   
                        overflow: hidden;
                        text-overflow: ellipsis;
                        display: -webkit-box;
                        -webkit-box-orient: vertical;
                        -webkit-line-clamp: 2;
}

.goods_sn{
    width: 214px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.goods_company{
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    width: 210px;
}

.goods_rigin{
    margin-right: 0
}

.masg{
    position: fixed;
    display:none;
    width: 100%;
    height: 100%;
    top: 0;
    background: rgba(0,0,0,0.3);
    left: 0;
    right: 0;
}
.masg_div{
    width: 300px;
    height: 300px;
    margin: 100px auto 0 auto;
    background: #fff;
    position: absolute;
    top: 50%;
    margin-top: -150px;
    display: flex;
    left: 0;
    right: 0;
    align-items: center;
    justify-content: center;

}
.masg_div img{
    width:100%
}

.masg2{
    position: fixed;
    display:none;
    width: 100%;
    height: 100%;
    top: 0;
    background: rgba(0,0,0,0.3);
    left: 0;
    right: 0;
}
.masg_div2{
    width: 72%;
    height: 300px;
    margin: 100px auto 0 auto;
    background: #fff;
    position: absolute;
    top: 50%;
    margin-top: -150px;
    display: flex;
    left: 0;
    right: 0;
    align-items: center;
    justify-content: center;

}