.ripple-btn{position:relative;overflow:hidden}.ripple-btn-ripple{pointer-events:none;background:#00000026;border-radius:50%;width:100px;height:100px;animation:.6s ease-out forwards rippleExpand;position:absolute;transform:translate(-50%,-50%)scale(0)}@keyframes rippleExpand{to{opacity:0;transform:translate(-50%,-50%)scale(4)}}