<!DOCTYPE html>
<html>
    <head>
        <style>
            body {
                {{0}}border: 1px solid black;
            }
        </style>
    </head>
    <body style="background-color{{1}}: #000">
        <{{2}}nonexistent></nonexistent>
        <div>{{3}}some text</div>
        <!-- <{{4}}div></div> -->
        <div {{5}}class="{{6}}muted" {{7}}nonexistent="false"></div>
        <nonexistent {{8}}nonexistent="false"></nonexistent>
    </body>
</html>