.uncode-bg-trail{position:absolute;pointer-events:none;top:0;left:0;width:100%;height:100%;overflow:hidden;z-index:var(--bgm-index)}.uncode-bg-trail .trail-img{overflow:hidden;aspect-ratio:var(--bgm-ratio);border-radius:var(--bgm-radius);position:absolute;top:0;left:0;height:auto;pointer-events:none;will-change:transform , opacity;transform:translate(-9999px,-9999px);object-fit:cover;opacity:0;user-select:none}