h1 h2 h3 html font size code example
Example 1: how to change font size in html
<body>
<h1 style="color:red;font-size:40px;">Heading</h1>
<p style="color:blue;font-size:18px;">This is demo text</p>
</body>
Example 2: how to increaase font size on html
<font size="+2">This is bigger text.</font>