9. Example of Applying External CSS in HTML.

    <!-- html code -->
    <!DOCTYPE html>
    <html>
    <head>
        <link rel="stylesheet" type="text/css" href="ext.css">
    </head>
    <body>
        <h1>This is a heading</h1>
        <p>This is a paragraph.</p>
    </body>
    </html>

    <!-- external css code -->

    h1 {
    color: maroon;
    margin-right: 50px;
    }
    body {
        background-color: #aaaaaa;
    }

Output

        No Output Available