I had no problem italicizing, but when it came time to underline or over line I couldn't figure it out.
<!DOCTYPE html>
<html>
<body>
<head>
<title>CSS Properties</title>
<style>
</style>
</head>
</body>
<h1>CSS Properties Quiz</h1>
<p style="font-style: italic;">
This is how you italicize in CSS.
</p>
<p>
You can also <em>italicize</em> using <em>html</em>.
</p>
<p class="under">
I hope that this underlines the text.
</p>
<p class="over">
Will this overline? Probably not.
</p>