Step 1:Create index.html file and implement as below code in it.
<h2>This is heading 2</h2> <p class="p1">am p element paragraph.</p> <p class="p2">am another p element paragraph.</p>
Step 2:Implement CSS code as below to control font size.
<style>
body {
background: #2e9ad0;
}
h2 {
font-size: 30px;
}
.p1 {
font-size: 14px;
}
.p2 {
font-size: 10px;
}
</style>
Complete Code For Setting Font Size For P Element With Pixels Using CSS.
<!DOCTYPE html>
<html>
<head>
<title>How To Set Font Size For P Element With Pixels Using CSS</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"/>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<style>
body {
background: #2e9ad0;
}
h2 {
font-size: 30px;
}
.p1 {
font-size: 14px;
}
.p2 {
font-size: 10px;
}
</style>
<body>
<br/><br/>
<div class="container">
<br><br><br>
<div class="text-center">
<h1 id="color" style="color: white;">Set Font Size For P Element With Pixels Using CSS</h1>
</div>
<br>
<div class="well">
<h2>This is heading 2</h2>
<p class="p1">am p element paragraph.</p>
<p class="p2">am another p element paragraph.</p>
</div>
<br>
</div>
</body>
</html>