This file demonstrates the use of input, and warns the user to ensure that information is not conveyed throught color alone.
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <html lang="en"> <head> <title>aert1.0/2.1.1</title> </head> <body> <input></input> </body> </html>