.under .mainvisual {
    background-repeat: no-repeat!important;
    background-size: cover!important;
    min-height: 700px;
    background-position: center center!important;
}
.procate_txt {
    margin: 0 auto;
}
.pro_list{
    display: flex;
    flex-wrap: wrap;
    padding: 0 70px;
}
.pro_item {
    width: calc(100%/3 - 22px);
    margin: 0 15px 30px 0;
    position: relative;
    transition: all 0.3s;
}
.pro_item:nth-child(3n){
    margin-right:0;
}
.pro_item a {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 2;
}
.pro_item_more{
    border:1px solid #000;
    text-align:center;
    width: fit-content;
    padding: 10px 20px;
    margin: auto;
    transition:0.3s;
}
.pro_item:hover .pro_item_more{
    background:#000;
    color:#fff;
}
@media screen and (max-width:768px) {
    .under .mainvisual {
        min-height: 275px;
        background-size: contain!important;
    }
    .pro_list{
        padding:0;
    }
    .pro_item{
        width: calc(100%/3 - 11px);
    }
    .b02_itm_img{
        margin-bottom:10px;
    }
    .pro_item_more{
        padding: 5px 15px;
    }
}
@media screen and (max-width:425px) {
    .pro_item{
        width: 100%;
        margin-right:0;
    }
}