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chromium/third_party/blink/web_tests/css3/blending/background-blend-mode-gradient-color.html 

<!DOCTYPE HTML>
<html>
<head>
<style>
    div {
        margin: 5px;
        width: 130px;
        height: 130px;
        background: linear-gradient(to right, white 0%, gray 100%), green;
        float: left;
    }
</style>
<!-- This file should contain a gradient on top of a background color for every type of blending. -->
<body>
    <div style="background-blend-mode: normal, normal"></div>
    <div style="background-blend-mode: multiply, normal"></div>
    <div style="background-blend-mode: screen, normal"></div>
    <div style="background-blend-mode: overlay, normal"></div>
    <div style="background-blend-mode: darken, normal"></div>
    <div style="background-blend-mode: lighten, normal"></div>
    <div style="background-blend-mode: color-dodge, normal"></div>
    <div style="background-blend-mode: color-burn, normal"></div>
    <div style="background-blend-mode: hard-light, normal"></div>
    <div style="background-blend-mode: soft-light, normal"></div>
    <div style="background-blend-mode: difference, normal"></div>
    <div style="background-blend-mode: exclusion, normal"></div>
    <div style="background-blend-mode: hue, normal;"></div>
    <div style="background-blend-mode: saturation, normal"></div>
    <div style="background-blend-mode: color, normal"></div>
    <div style="background-blend-mode: luminosity, normal"></div>
</body>
</html>