前端实现纯代码圆角边框和渐变色, 不用背景图, 能优化项目加载性能等, 这里需要设置 边框颜色为透明色, 然后用背景裁切来实现
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<style>
.card-box {
width: 300px;
border-radius: 12px;
border: 4px solid transparent;
background-image: linear-gradient(pink, yellow),
linear-gradient(0deg, blue, green);
background-origin: border-box;
background-clip: content-box, border-box;
}
</style>
<body>
<div>
<div class="card-box">
<div>我是文本</div>
<div>我是文本</div>
<div>我是文本</div>
<div>我是文本</div>
<div>我是文本</div>
<div>我是文本</div>
</div>
</div>
</body>
</html>