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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- <style>
- .box {
- width: 200px;
- height: 200px;
- background: #f00;
- transition: width 5s ease;
- }
- .box:hover {
- width: 400px;
- }
- </style>
- </head>
- <body>
- <!--
- 动画：
- 过渡效果
- transition:property duration timing-function delay;
- transition-property：执行名称
- transition-duration: 执行过渡效果的时间
- transition-timing-function: 运动曲线
- linear 匀速
- ease 规定慢速开始，然后变快，然后慢速结束的过渡效果（
- ease-in 规定以慢速开始的过渡效果
- ease-out 规定以慢速结束的过渡效果
- ease-in-out 规定以慢速开始和结束的过渡效果
- transition-delay: 延长时间
- -->
- <div class="box"></div>
- </body>
- </html>
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