Comment on Show HN: CSS Speedrun – A small game to test and improve your CSS knowledgeComments−partiallypro4yI know most rules that exist but don't always remember them off the top of my head so I look them up. That being said, I was not actually aware of :not
Comments
I know most rules that exist but don't always remember them off the top of my head so I look them up. That being said, I was not actually aware of :not