.bubble{color:#fff;background-color:#4caf50;border-radius:25px;padding:10px 20px;animation:2s ease-out forwards floatUp;position:fixed;bottom:50px;left:50%;transform:translate(-50%);box-shadow:0 4px 6px #0000001a}@keyframes floatUp{0%{opacity:0;transform:translate(-50%,-50px)}10%{opacity:1;transform:translate(-50%,-100px)}90%{opacity:1;transform:translate(-50%,-200px)}to{opacity:0;transform:translate(-50%,-300px)}}