.zt_column_list .news_list{
    width: 750px;
    margin: 0 auto;
    height: 500px;
}
.zt_column_list .news_list1{
    top: 20px;
    width:1000px;
    margin:0 auto;
    height:200px;
}
.zt_column_list .news_list1 .slick-current{background:rgb(51 51 51 / 50%)}
.zt_column_list .news_list1 .slick-track img {width:100% !important;padding:10px;height: 180px;}
.zt_column_list .news_list1 .slick-list{background:#eee}
.zt_column_list .slick-track img{
    max-height: 500px;
    height: auto;
    width:100% !important;
}
.zt_column_list .slick-track{
    display: flex;
    align-items: center;
    height:500px;
}
.zt_column_list .news_list1 .slick-track{
height:auto}
.zt_column_list .slick-prev,
.zt_column_list .slick-next
{
    height:100px!important;
    width: 50px!important;
    font-size: 0;
    line-height: 0;
    position: absolute;
    top: 50%;
    display: block!important;
    padding: 0;
    -webkit-transform: none;
    -ms-transform: none;
    transform: none;
    cursor: pointer;
    color: transparent;
    border: none;
    outline: none;
}
.zt_column_list .slick-prev{
    left: -60px;
    background: rgb(0 0 0 / 30%) url(images/zt_prev.png) no-repeat center;
}
.zt_column_list .slick-next{
    right: -60px;
    background:rgb(0 0 0 / 30%) url(images/zt_next.png) no-repeat center;
}
.zt_column_list .news_list1 .slick-next{top: 80px;}
.zt_column_list .news_list1 .slick-prev{
    top: 80px;
    left: -60px;
    }