iframe example
HTML
<iframe src="http://hsopv3.statsgenie.com/" width="100%" height="600">
<p>Your browser does not support iframes.</p>
</iframe>
CSS
body {
background: black;
}
<iframe src="http://hsopv3.statsgenie.com/" width="100%" height="600">
<p>Your browser does not support iframes.</p>
</iframe>
body {
background: black;
}