* { box-sizing: border-box; }
body {
background: #0f172a;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
}
.audio-wave {
display: flex;
align-items: center;
gap: 6px;
height: 60px;
}
.audio-wave span {
display: block;
width: 6px;
height: 100%;
background: #3b82f6;
border-radius: 50px;
animation: wave 1.2s ease-in-out infinite;
}
/* Vary animation delays and durations for randomness */
.audio-wave span:nth-child(1) { animation-duration: 0.8s; height: 40%; }
.audio-wave span:nth-child(2) { animation-duration: 1.1s; height: 70%; }
.audio-wave span:nth-child(3) { animation-duration: 1.3s; height: 100%; }
.audio-wave span:nth-child(4) { animation-duration: 0.9s; height: 60%; }
.audio-wave span:nth-child(5) { animation-duration: 1.0s; height: 50%; }
@keyframes wave {
0%, 100% { transform: scaleY(0.5); background: #3b82f6; }
50% { transform: scaleY(1); background: #60a5fa; }
}
