.ripple{pointer-events:none;background:#ffffff4d;border-radius:50%;width:20px;height:20px;animation:.5s ease-out ripple;position:absolute;transform:translate(-50%,-50%)scale(0)}@keyframes ripple{to{opacity:0;transform:translate(-50%,-50%)scale(10)}}a{transition:transform .2s,border .2s,box-shadow .2s}