The most common problem of the front end web developers or designers is having their output looks and behave the same to different browsers. One of the solutions is using CSS hacks to apply different rules in a specific browser.

A CSS hack is simply an ugly and inelegant way of getting a browser to behave the way you want it to. CSS hacks are typically used to get around specific browser bugs such as IE’s proprietary box model. Unfortunately, the term hack has rather negative connotations and implies that there is a better way of doing something when often there isn’t. Therefore, some people favor the term patch to indicate that it is actually incorrect browser behavior that is being dealt with.

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