mix-blend-mode-border-image-ref.html

<!DOCTYPE html>
<html>
    <head>
        <title>CSS Test: Blended element with border image</title>
        <link rel="author" title="Mihai Tica" href="mailto:[email protected]">
        <style>
            div {
                width: 120px;
                height: 120px;
                background: #0F0;
            }
        </style>
    </head>
    <body>
        <p>Test passes if you can see a green rectangle. <br>
        If blending is not performed, the div is displayed with red. </p>
        <div></div>
    </body>
</html>

chromium/third_party/blink/web_tests/external/wpt/css/compositing/mix-blend-mode/reference/mix-blend-mode-border-image-ref.html