What font-size does the second heading have as a result?
HTML:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
</head>
<body>
<h3>The first heading.</h3>
<h3 id="second">The second heading.</h3>
<h3>The third heading.</h3>
</body>
</html>CSS:
h3 {
font-size: 12px;
}
h3 {
font-size: 16px;
}