User:Ursuul/Sandbox.css

.portable-infobox .pi-image-collection .pi-image-collection-tabs { text-align: center; margin: 3px 0; }

.portable-infobox .pi-image-collection .pi-tab-link { font-weight: bold; border: 1px solid #1A2640; border-radius: 7px; }

.portable-infobox .pi-image-collection .pi-tab-link:not(:last-child) { margin-right: 2px; }