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The definitive guide to this was written by then-Mozilla dev Dave Hyatt: https://developer.mozilla.org/en/Writing_Efficient_CSS https://developer.mozilla.org/e

by jamesr 17y ago

The definitive guide to this was written by then-Mozilla dev Dave Hyatt: https://developer.mozilla.org/en/Writing_Efficient_CSS https://developer.mozilla.org/en/Writing_Efficient_CSS That's from April 21st, 2000 - almost a decade ago.