// marker class (used as a selector) to add ripple to something .ripple { position: relative; } .ripple-container { position: absolute; top: 0; left: 0; z-index: 1; width: 100%; height: 100%; overflow: hidden; border-radius: inherit; pointer-events: none; .ripple-decorator { position: absolute; width: 20px; height: 20px; margin-left: -10px; margin-top: -10px; border-radius: 100%; background-color: #000; // fallback color background-color: rgba(0, 0, 0, 0.05); transform: scale(1); transform-origin: 50%; opacity: 0; pointer-events: none; &.ripple-on { transition: opacity 0.15s ease-in 0s, transform 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.1s; opacity: 0.1; } &.ripple-out { transition: opacity 0.1s linear 0s !important; opacity: 0; } } }