css3圆环旋转效果动画
css3圆环旋转效果动画
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
.box{
width: 400px;
height: 400px;
border:180px solid green;
border-left-color: red;
border-right-color: black;
border-top-color: yellow;
border-radius: 50%;
/*动画*/
animation: smh 1s linear infinite;
}
@keyframes smh{
0%{
transform: rotate(0deg);
}
100%{
transform: rotate(360deg);
}
}
</style>
</head>
<body>
<div class="box"></div>
</body>
</html>
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