Code:

<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link href="https://fonts.googleapis.com/css2?family=Neucha&display=swap" rel="stylesheet" />
<link rel="stylesheet" href="https://dl.dropbox.com/s/pb90k95rod53ou2/css.css" />
<!-- BEGIN catrow -->
<!-- BEGIN tablehead --><!-- END tablehead -->
<!-- BEGIN cathead -->
<div class="cat_title">{catrow.cathead.CAT_TITLE}</div>
<!-- END cathead -->

<!-- BEGIN forumrow -->
<div class="forumrow" data-name="{catrow.forumrow.FORUM_NAME}">
   <div class="forumrow_state" data-state="{catrow.forumrow.L_FORUM_FOLDER_ALT}"></div>

 <a class="forumlink" href="{catrow.forumrow.U_VIEWFORUM}">{catrow.forumrow.FORUM_NAME}</a>

 <div class="forumrow_infos">
 <div class="forumrow_desc">{catrow.forumrow.FORUM_DESC}</div>
   <div class="forumrow_links">{catrow.forumrow.L_LINKS}{catrow.forumrow.LINKS}</div>
           <div class="forumrow_lp">
                    <!-- BEGIN avatar --><div class="forumrow_lp_avatar">{catrow.forumrow.avatar.LAST_POST_AVATAR}</div><!-- END avatar -->
                    <span class="gensmall">{catrow.forumrow.LAST_POST}</span>
           </div>
   </div>

   <div class="forumrow_stats">
           <div class="forumrow_threads">{catrow.forumrow.TOPICS}<span>threads</span></div>
           <div class="forumrow_posts">{catrow.forumrow.POSTS}<span>posts</span></div>
   </div>
</div>
<!-- END forumrow -->
<!-- BEGIN catfoot --><!-- END catfoot -->
<!-- BEGIN tablefoot --><!-- END tablefoot -->
<!-- END catrow -->

Code:

.forumrow {
    display: inline-block;
    width: 46%;
    margin: 10px 2%;
    vertical-align: top;
    background-color: #e9e9e9;
    box-sizing: border-box;
    padding: 2%;
    height: 400px;
    position: relative;
}

.forumrow[data-name="FORUM NAME"] {
    background-image: url(BG);
    background-size: 100% auto;
    background-position: center;
}

.forumrow[data-name="FORUM NAME"] {
    background-image: url(BG);
    background-size: auto 100%;
    background-position: left center;
}

.forumrow::after {
    content: "";
    display: block;
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 80%;
    background-image: linear-gradient(-90deg, #39383a, transparent);
    z-index: 1;
}

.forumrow * {
    z-index: 2;
    position: relative;
}

.forumrow a.forumlink {
    color: white;
    font-family: 'Roboto', sans-serif;
    font-size: 21pt;
    display: inline-block;
    margin: 20px;
    font-weight: 500;
}

.forumrow_desc span {
    color: white !important;
    text-shadow: 0 0 3px #30303030;
    font-size: 10pt !important;
}

.forumrow_infos {
    background-color: #00000099;
    box-sizing: border-box;
    width: 100%;
    padding: 2% 3%;
    height: 285px;
}

.forumrow_desc {
    overflow: auto;
    max-height: 200px;
}

.forumrow_lp {
    background-color: #ffffffeb;
    position: absolute;
    width: 94%;
    left: 3%;
    bottom: 3%;
    box-sizing: border-box;
    padding: 2%;
}

.forumrow_lp_avatar {
    float: left;
    height: 30px;
    width: 30px;
    overflow: hidden;
    border-radius: 50%;
    transform: translateY(3px);
    margin-right: 2%;
}

.forumrow_lp_avatar img {
    width: 30px;
    height: auto;
}

.forumrow_stats {
    position: absolute;
    right: 2%;
    top: 2%;
}

.forumrow_stats div {
    display: inline-block;
    text-align: center;
    margin: 0 5px;
    font-size: 8pt;
    color: white;
    font-weight: 600;
}

.forumrow_stats span {
    display: block;
    font-weight: 400;
    font-size: 7pt;
}

.forumrow_links {
    padding: 5px 5px 5px 10px;
    font-size: 0;
}

.forumrow_links a {
    color: #1c1c1c;
    margin-right: 8px;
    background-color: #fafafa;
    padding: 3px 7px;
    border-radius: 8px;
    opacity: .75;
    transition: all .25s ease-in-out;
    text-decoration: none !important;
}

.forumrow_links a:hover {
    opacity: 1;
    color: black;
}

Customizing each forum

Code:

.forumrow[data-name="FORUM NAME"] {
    background-image: url(BG);
    background-size: 100% auto;
    background-position: center;
}

.forumrow[data-name="FORUM NAME"] {
    background-image: url(BG);
    background-size: auto 100%;
    background-position: left center;
}