Untitled

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <base href="https://upload.wikimedia.org/wikipedia/commons/f/fd/" />
  <title></title>
  <link rel="stylesheet" href="base.css" media="screen" title="no title" charset="utf-8">
</head>

<body>
  <div />
</body>

</html>

/* base.css */

div {
  background: red;
  background-image: url(Ghostscript_Tiger.svg);
  padding: 5em;
}