.product{
    padding-top: 56px;
    background: url(../images/about_bj.jpg) repeat-y center;
}
.product .h{
    display: flex;
}

.treeview a.hover, .treeview a:hover {
    background-color: #fccc00;
}
.product_left{
    width: 280px;
    
    
}

.product_left a{
    display: flex;
    align-items: center;
    justify-content: space-between;
    line-height: 30px;
    padding:5px 0;
    background-color: #fff;
    margin-bottom:6px;
    position: relative;
    
}

.product_left li{

}
.product_left .onea{
    padding-left: 40px;
    font-size: 18px;
    background-color: #f5f5f5;
}

.product_left .twob{
    padding-left: 60px;
    font-size: 16px;
}

.product_left .threec{
    padding-left: 80px;
    font-size: 14px;
}

.product_left .fored{
    padding-left: 100px;
    font-size: 12px;
}

.product_left a i{
    position: absolute;
    width: 50px;
    /*height: 50px;*/
    right: 0;
    top: 0;
    text-align: center;
    font-size: 30px;
    line-height: 30px;
    /*background-color: #fff;*/
}
.product_left a:hover p,
.product_left a:hover i{
    color: #fff;
}

.product_left a.hover p,
.product_left a.hover i{
    color: #fff;
}


.product_left .treeview ul{
    display: none;
}



.product_list{
    flex:1;
    padding-left:40px ;
    
}
.product_list .list_box{
    overflow: hidden;
}
.product_list ul{
    margin: -8px;
    display: flex;
    flex-wrap: wrap;
}
.product_list li{
    width:33.33%;
    padding:8px;
    box-sizing: border-box;
}
.product_list2 li{
margin-right: 40px;

}
.product_list li .img{
    overflow: hidden;
    position: relative;
    border:1px solid #ccc;
    
}

.product_list li img{
    transition: all ease-in-out 0.3s;
}

.product_list li .title{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 5px 0;
    /*opacity: 0.2;*/
    background: rgba(0,0,0,0.2);
}
.product_list li h1{
    text-align: center;
    color: #fff;
    padding-bottom: 5px;
}
.product_list li .title p{
    text-align: center;
    color: #fff;
}

.product_list li a:hover img{
    transform: scale(1.3);
}

.product_read{
    padding-bottom: 60px;
}
.product_read .h{
    display: flex;
}



#proread_img{
    width: 600px;
    /*float: left;*/
    border:1px solid #ccc;
}

.pro_main{
    flex:1;
    padding-left:30px;
}

.pro_main .title{
    font-size: 24px;
}

.pro_main .sfr_con{
    padding-top: 15px;
    line-height: 30px;
    font-size: 16px;
}