작성
.floating { animation-name: floating; animation-duration: 3s; animation-iteration-count: infinite; animation-timing-function: ease-in-out; margin-left: 30px; margin-top: 5px; } @keyframes floating { from { transform: translate(0, 0px); } 65% { transform: translate(0, 15px); } to { transform: translate(0, -0px); } }