<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
*{
padding: 0;
margin: 0;
box-sizing: border-box;
}
@-webkit-keyframes move {
0%{
-webkit-mask-position: 0px;
}
100%{
-webkit-mask-position: 40vw;
}
}
.outer{
width: 40vw;
height: 40vw;
margin: 30px auto;
position: relative;
background: linear-gradient(45deg,red,yellow,blue);
}
.inner{
width: 100%;
height: 100%;
background-color: #ffffff;
-webkit-mask-image: repeating-linear-gradient(45deg,transparent 0,transparent 10px,black 0,black 20px);
animation:move 2s linear 0s infinite;
position: relative;
}
.content{
position: absolute;
top:1px;
left: 1px;
right: 1px;
bottom: 1px;
background-color: #ffffff;
}
.colorborder{
--backcolor:#fff;
width: 40vw;
height: 40vw;
margin: 30px auto;
position: relative;
background: linear-gradient(45deg,red,yellow,blue);
border: 2px dashed var(--backcolor);
background-origin: border-box;
}
.colorborder .colorborder_inner{
width: 100%;
height: 100%;
background-color: var(--backcolor);
}
</style>
</head>
<body>
<div class="outer">
<div class="inner"></div>
<div class="content"></div>
</div>
<div class="colorborder">
<div class="colorborder_inner"></div>
</div>
</body>
</html>
彩色border
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转载自blog.csdn.net/zzgzzg00/article/details/82560252
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