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1. CSS letter-spacing, January 19, 2020
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3. CSS :target, October 28, 2019
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• Added child and type CSS pseudo-classes, October 19, 2019
• Added CSS selectors, October 14, 2019
• Added text related features, October 12, 2019
• Added margin, October 01, 2019
• Added width and height, September 29, 2019

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