body {
  /**
 * Checkerboard with SVG
 */

background: #eee url('data:image/svg+xml,\
            <svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" fill-opacity=".25" >\
            <rect x="50" width="50" height="50" />\
            <rect y="50" width="50" height="50" />\
            </svg>');
background-size: 30px 30px;
}
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