1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <meta name="viewport" content="width=device-width, initial-scale=1.0"> 6 <meta http-equiv="X-UA-Compatible" content="ie=edge"> 7 <title>Document</title> 8 <style> 9 .animation { 10 margin: 100px 100px; 11 width: 200px; 12 height: 100px; 13 background-color: #3a9; 14 animation-name: animation; 15 animation-delay: 2s; 16 animation-duration: 5s; 17 animation-timing-function: ease; 18 animation-direction: reverse; 19 20 } 21 @keyframes animation { 22 0% {background-color: rgb(148, 190, 31); border-radius: 50%;} 23 25% {background-color: rgb(31, 185, 190);} 24 50% {margin-left: 300px; margin-top: 300px ;} 25 75% {margin-left: 500px; margin-top: 300px; background-color: #3a9;} 26 100% {margin-right: 300px; margin-top: 400px; background-color: #f00;} 27 } 28 </style> 29 </head> 30 <body> 31 <div class="animation">高</div> 32 </body> 33 </html>