1 <html lang="en"> 2 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>过渡</title> 8 <style> 9 div { 10 width: 200px; 11 height: 200px; 12 background-color: azure; 13 /* 对谁做过渡动画,就把过渡属性写在谁身上 */ 14 /* transition: width 0.5s ease 0s, height .3s ease-in 1s; */ 15 transition: all 0.5s ease 0s 16 } 17 18 div:hover { 19 width: 400px; 20 height: 400px; 21 } 22 </style> 23 </head> 24 25 <body> 26 <!-- transition 过渡效果 --> 27 <!-- transition 要过渡的曲线 花费时间 运动曲线 何时开始 --> 28 <div></div> 29 </body> 30 31 </html>
原文：https://www.cnblogs.com/yuanxiangguang/p/11321158.html