please make your code visible by importing it to HTML view by selecting the text and pressing in the options bar above the text box
Or even upload a screenshot of your code
<p style="font-size: 10px"><p> Some text for you to make tiny! </p>
<p style="font-size: 20px"><p> Some text for you to make normal size!</p>
<p style="font-size: 40px"><p> Some text for you to make super big!</p>
<!DOCTYPE html>
<html>
<head>
<title>First font size change</title>
</head>
<body>
<p> Some text for you to make tiny! </p>
<p>Some text for you to make normal size!</p>
<p> Some text for you to make super big!</p>
</body>
</html>