css/css-backgrounds/background-repeat/gradient-repeat-spaced-with-borders.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Tiled gradient with spaces is repeated behind the border.</title>
<link rel="match" href="reference/gradient-repeat-spaced-with-borders.html">
<link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#valdef-background-repeat-space">
<style>
    #foo {
        width: 65px;
        height: 65px;
        border: solid 35px transparent;
        background: radial-gradient(transparent 50%, #36c 50%);
        background-size: 30px 30px;
        background-repeat: space;
    }
</style>
<body>
    <div id="foo"></div>
</body>