The <link> tag defines the relationship between a document and an external resource. The <link> tag is most used to link to style sheets.
Syntax:
Link to an external style sheet: <head> <link rel="stylesheet" type="text/css" href="css file name.css" /> </head>
Example
<html> <head> <title>Creative Mission-Web Development & research center</title> <link rel="stylesheet" type="text/css" href="test.css" /> </head> <body> <h1>I am formatted with an external style sheet</h1> <p>Me too!</p> </body> </html>