.breakdance .best_btn_ever{position:relative;display:inline-block;overflow:hidden;background:#fff;border:none;font-weight:700;background:#555151;cursor:pointer;transition:color 0.4s ease}.breakdance .best_btn_ever::before{content:"";position:absolute;inset:0;transform:scaleX(0);transform-origin:left center;transition:transform 0.4s ease;z-index:0}.breakdance .best_btn_ever:hover::before{transform:scaleX(1);background:#f1c761}