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Re:A modern responsive front-end framework based on Material... by riquito on Friday April 24, 2015 @11:47AM (#9434116)
Performance is penalized too. Since CSS rules are parsed from right to left and you have probably a lot of "li" tags, the rule would be very inefficient. Of course this doesn't matter in small pages.
Re:A modern responsive front-end framework based on Material... by mthoms on Friday April 24, 2015 @02:19PM (#9435104)
I was going to ask why that is as it seems counterintuitive at first glance. Instead, I Googled it and found the following (excellent) answer at StackOverflow: http://stackoverflow.com/questions/5797014/why-do-browsers-m...

I'm just provided the link here in case anyone else was wondering the same thing.

Re:A modern responsive front-end framework based on Material... by rimantas on Friday April 24, 2015 @12:46PM (#9434457)
It does not matter in any real life pages.
Re:A modern responsive front-end framework based on Material... by riquito on Friday April 24, 2015 @01:28PM (#9434761)
It did for Trello, to name an example (search for speed in http://blog.trello.com/refining-the-way-we-structure-our-css...).