.icon { width:1em; height:1em; fill:currentColor; display:inline-block } .footer-icon { margin:0 0.25em 0.3em } .footer-icon { fill:#f06292 } @keyframes heartbeat { 0%, 100% { transform:scale(1) } 10%, 30% { transform:scale(0.9) } 20%, 40%, 50%,……