@keyframes ripple-effect{0%{opacity:.6;transform:translate(-50%,-50%)scale(0)}to{opacity:0;transform:translate(-50%,-50%)scale(4)}}.button-ripple{pointer-events:none;z-index:1;background:#fff9;border-radius:50%;width:20px;height:20px;animation:.6s ease-out ripple-effect;position:absolute}