.ripple,.r{position:absolute;border-radius:50%;transform:scale(0);background:#ffffffb3;pointer-events:none}.ripple{animation:ripple .6s linear forwards;display:inline-block!important}@keyframes ripple{0%{transform:scale(0);opacity:1}to{transform:scale(4);opacity:0}}button:active .ripple{filter:brightness(1.2)}