User:BaconShelf/common.css

.spoiler { position: relative; }

.spoiler-content { transition: 0.5s; }

.spoiler-hidden .spoiler-content { filter: blur(15px); }

.spoiler-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; cursor: pointer; background: no-repeat center/contain url('https://www.halopedia.org/images/4/44/HP_Graphic_SpoilerWarning.png'); }