CSS Syntax
<style>
h1 {
color: red;
}
</style>
Description
H1 element - Selector.
color - property.
red - value.
Complete Code For Basic Syntax Of Cascading Style Sheets
<!DOCTYPE html>
<html>
<head>
<title>The Basic Syntax Of Cascading Style Sheets</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: black;
}
h1 {
color: red;
text-align: center;
}
</style>
<body>
<br /><br />
<div class="container">
<br><br><br>
<div class="text-center">
<h1 id="color" style="color: White;">The Basic Syntax Of Cascading Style Sheets</h1>
</div>
<br>
<div class="well">
<p>Hello World!</p>
<p>These paragraphs are styled with CSS.</p>
</div>
<br>
</div>
</body>
</html>