Step 1: create index.html file and implement as below code in it.
<!DOCTYPE html> <html> <head> <link rel="stylesheet" href="mystyle.css"> </head> <body> <h2>Hello World!</h2> <h3>Smaller heading!</h3> </body> </html>
Step 2: create mystyle.css file and implement as below code in it.
body { background: pink; } h2,h3 { text-align: center; color: blueviolet; }
Complete Code For Accessing External Cascading Style Sheets File.
<!DOCTYPE html> <html> <head> <title>How To Access External Cascading Style Sheets File</title> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"/> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> <link rel="stylesheet" href="mystyle.css"> </head> <body> <br/><br/> <div class="container"> <br><br><br> <div class="text-center"> <h1 id="color" style="color: black;">How To Access External Cascading Style Sheets File</h1> </div> <br> <div class="well"> <h2>Hello World!</h2> <h3>Smaller heading!</h3> </div> <br> </div> </body> </html>