(February 6, 2012 at 4:36 am)Forsaken Wrote: Some sites do not render well with all browsers and occasionally rears its ugly head. MyBB is notorious for displaying a "shrunk" look at certain times. I had worked with PHP for a while and it is very sensitive to how browsers apply and render HTML standards.
PHP has nothing to do with it. How a web browser displays content is entirely down to HTML / CSS.
@padraic: Can you try forcibly clearing your browser cache?