.md-ripples { position: relative; overflow: hidden; -webkit-tap-highlight-color: transparent; }
.ripples-light .ripple { background-color: #fff; }
.ripples-dark .ripple { background-color: #000; }
.ripple { background-color: #000; opacity: 0.16; position: absolute; border-radius: 50%; pointer-events: none; animation: ripple 0.3s ease-out; }
@keyframes ripple { from { transform: scale(0); } to { transform: scale(1); } }