<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>transition过渡效果</title>
<style>
* {
padding: 0;
margin: 0;
}
main {
width: 100vw;
height: 100vh;
background: #2c3e50;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
}
main div {
width: 150px;
height: 150px;
box-sizing: border-box;
background-color: #fff;
border: solid 10px #ccc;
/*从最终状态到初始状态的过渡时间*/
transition: 2s;
}
main div:hover {
/*从初始状态到最终状态的过渡时间(如果不写会继承)*/
transition: 5s;
border-radius: 50%;
border: dotted 20px #ddd;
background-color: #e67e22;
}
</style>
</head>
<body>
<main>
<div></div>
</main>
</body>
</html>