If you want a card layout for the individual templates, you can add some custom-css to your wiki.
Custom page templates selection
Simply add the following css information to your global style sheet MediaWiki:Common.css (admin permissions required):
/** Customized page templates selection **/
.bs-pt-sect {
margin-top:1em
}
.bs-pt-subsect h3 {
margin:0 0.8em;
}
.bs-pt-items {
margin-left: 0;
display: flex;
flex-flow: row wrap;
position: relative;
}
.bs-pt-item {
position: relative;
word-wrap: break-word;
background-color: #e9e9ee;
margin: 1.16%;
width: 31%;
border-radius: 5px;
padding:20px 12pt
}
.pt-desc {
margin-left:1.1em
}
@media only screen and (max-width: 576px) {
.bs-pt-item {
width:100%}
}