MediaWiki:Wikia.css

body.page-Slash_Wiki { background: #000000 url(https://vignette.wikia.nocookie.net/slash/images/9/9e/SLASHThumbnail-3.png/revision/latest?cb=20181220190535) 0 0 no-repeat; background-position: center top; background-repeat: no-repeat; background-attachment: fixed; background-size: cover; }