html format to include external style sheet code example
Example 1: connext html file to css
<link rel="stylesheet" type="text/css" href="style.css">
Example 2: link style css to html
<link rel="stylesheet" type="text/css"href="style.css">
<link rel="stylesheet" type="text/css" href="style.css">
<link rel="stylesheet" type="text/css"href="style.css">