css/css-images/cross-fade-natural-size.html

<!DOCTYPE html>
<html>
  <head>
    <title>Natural size of cross-fade()</title>
    <link rel="author" title="Steinar H. Gunderson" href="mailto:sesse@chromium.org">
    <link rel="help" href="https://drafts.csswg.org/css-images-4/#cross-fade-function">
    <link rel="match" href="cross-fade-natural-size-ref.html">
    <meta name="fuzzy" content="0-1;0-300000">
    <style>
      div {
        margin: 2px;
      }
      .div1::before {
        content: cross-fade(
          75% url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='400' height='400' style='background: black'><rect fill='red' width='150' height='150'/></svg>"),
          25% url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='200' style='background: black'><rect fill='blue' width='150' height='150'/></svg>")
        );
      }
      .div2::before {
        content: cross-fade(
          37.5% url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='400' height='400' style='background: black'><rect fill='red' width='150' height='150'/></svg>"),
          12.5% url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='200' style='background: black'><rect fill='blue' width='150' height='150'/></svg>"),
          green
        );
      }
    </style>
  </head>
  <p>This image should be 375x350, with a black background.</p>
  <div class="div1"></div>
  <p>This image should be identical in both size and appearance, except for a green tinge.</p>
  <div class="div2"></div>
</html>