<html> <head> <title>Example 8-1-A</title> <style type="text/css"> h1{color:red;} h2{color:green;} h3{color:blue; background:yellow;} </style> </head> <body> <h1>This is a line using heading 1.</h1> <h2>This is a line using heading 2.</h2> <h3>This is a line using heading 3.</h3> <h2>This is another line using heading 2.</h2> <h1>This is another line using heading 1.</h1> </body> </html>