<html> <head> <style> body{ color: orange} </style> </head> <body> <h1>National Historic</h1> <p> What are the Aztecs up to? </p> <h2>Penny Farthing news</h2> <p> Who loves huge wheels? </p> <h2>Aviation</h2> <p> Will it stand the test of time? </p> </body> </html>]]>
Make sure to add body, { on the first line, then color: orange:, and finally }.