In HTML Style Tags, you can make the style that you want to customize your page in HTML code like bold text, italic text, underline text, small, big, font style, color. For the style attribute has the following syntax:
style = "property:value";
Example:
<!DOCTYPE html>
<html>
<body>
<h1 style="color:red;">This is red color</h2>
<h2 style="color:blue;">This is blue color</h2>
</body>
</html>