.wiki-main{background-color:#99df99}.progress-button{overflow:hidden}.progress-button:before{content:"";z-index:-1;width:100%;height:100%;transform:translateX(var(--download-progress,0%));opacity:var(--download-progress-opacity,0);background-color:#fff6;border-radius:0;transition:opacity .3s ease-in-out,transform .3s ease-in-out;position:absolute;top:0;left:0}