How long can a webpage be?

Question

Bit of a bizarre question, but does anyone know the actual limit to the length of a webpage, and why it is the limit?

As an experiment, I\'m using HTML and CSS to make a

Answer 1

Just a guess but 2147483647; max int value (probably pixels)

Interestingly though IE9 seems to go up to 214748.3px and when I go higher it goes into the negative.