import style.css in htl code example
Example 1: stylesheet css
<style></style> or
<link rel="stylesheet" href="style.css">
Example 2: add external css to html
<link rel="stylesheet" type="text/css" href="style.css">
<style></style> or
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" type="text/css" href="style.css">