*{box-sizing:border-box}body{height:100vh;display:grid;place-items:center;overflow:hidden}.balloon-bear{width:clamp(200px,50vmin,400px);position:absolute;right:15%;top:100%;animation:float 6s infinite linear}@keyframes float{to{translate:0 calc(-100vh - 100%)}}.switcher{animation:switch 24s infinite steps(1);fill:#f24e1e}@keyframes switch{25%{fill:#0acf83}50%{fill:#a259ff}75%{fill:#1abcfe}}