<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>CSS Test: Parsing integer numbers with '+'</title> <link rel="author" title="Microsoft" href="http://www.microsoft.com/"> <link rel="help" href="http://www.w3.org/TR/CSS21/syndata.html#numbers"> <meta name="flags" content=""> <meta name="assert" content="Integers can be preceded by '+'."> <style type="text/css"> div { background: black; height: 0; height: +1in; width: 1in; } </style> </head> <body> <p>Test passes if there is a box below.</p> <div></div> </body> </html>