The code for ie.html is: <!DOCTYPE html> <html lang="en"> <head> <title>replace_with_title</title> <meta charset="utf-8"> <!-- Note that the order in which the external and internal styles are in the head is what determines which one wins --> <style> #content h1 {background-color: yellow;} </style> <link href="style.css" rel="stylesheet"> </head> <body id="content"> <h1>replace_with_title</h1> </body> </html>