#wave{width:100%;height:auto;overflow:hidden}.wave{animation:waveAnimation 5s ease-in-out infinite;position:relative}.wave:first-child{animation-delay:.5s}.wave:nth-child(2){animation-delay:1s}.wave:nth-child(3){animation-delay:1.5s}@keyframes waveAnimation{0%{transform:translateY(0)}50%{transform:translateY(-15px)}to{transform:translateY(0)}}