Quack Stanley

.stanley--noscript{width:120px;height:120px;background-color:#4caf50;border-radius:60px;border:solid 2px #424242;margin-bottom:20px;animation:stanley-colour linear 15s infinite alternate}.noscript-message{margin-top:100px}@keyframes stanley-colour{0%{background-color:#caf50}50%{background-color:#2196f3}100%{background-color:#9c27b0}}

Enable JavaScript to play Quack Stanley