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A Rough Guide to CSS Hacks

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... are called hacks, or in more polite company filters. This tutorial is about using the more common CSS ... pieces of code that exploit browser glitches or lack of CSS support. To Hack or ...

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A Rough Guide to CSS Hacks Matthew Machell A Rough Guide to CSS Hacks It would be nice if every browser worked the same. If every browser supported the standards to the correct level,  and you could predict with certainty exactly how a page would look no matter what user agent somebody was using. It would be nice,  but its not yet true.  Not quite. The promise of web standards is that a page will look the same in every browser. Sadly, because there are still a few legacy browsers out there with dodgy or non-existent CSS support (often with users who havent seen a reason to upgrade) ,  we occasionally have to make do with workarounds.  These workarounds are called hacks,  or in more polite company filters. This tutorial is about using the more common CSS hacks,  so that your pages will degrade gracefully. We know that in the real world things arent perfect, so we go for the best we can,  and filter out the incompatible bits with some clever pieces of code that exploit browser glitches or lack of CSS support. To Hack or not to Hack? The first question you should ask when using these tricks,  is whether its worth it? Before using any hack,  see if it wouldnt be easier to avoid that extra level of fanciness.  Sure it would be nice if you could use that latest funky trick, but is it essential? Similarly most of these hacks are workarounds for older browsers,  but if nobody is using those browsers to access your site,  then theres little point in ensuring compatibility. Check your sites access logs and statistics.  If you only get visits from Mozilla and Internet Explorer 6, then you can probably avoid most of these hacks. Checking it all works To see how some of these hacks come into effect,  youll access to some of those older browsers. To be honest if youre seriously designing for the web you really should be checking your work in a variety of ...

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