Re: WordPress Theme Assistance
No, it doesn't matter whether you use tabs or spaces (although there are religious wars about which to use in programmer forums). In fact, you don't need to worry about indentation at all -- as long as there's a semicolon (;) after each attribute: value pair.
“Beware of bugs in the above code; I have only proved it correct, not tried it.” --Donald Knuth
"It was as if its architects were given a perfectly good hammer and gleefully replied, 'neat! With this hammer, we can build a tool that can pound in nails.'" -- Alex Papadimoulis (on TheDailyWTF.com)