include css file w3schools code example
Example 1: add css file to html
/*
Adding css file into html document
*/
<link rel="stylesheet" type="text/css" href="yourstylesheetname.css"> /* add this line into head tag of the file with change in file name. */
/*
I hope it will help you.
Namaste
*/
Example 2: adding css to html
<head>
<!-- Linking external Css document -->
<link rel="stylesheet" href="styles.css">
<!-- Writing Css inside HTML element -->
<style>
...
</style>
</head>