CSS Challenges is a resource that offers fun and playful ways to practice your CSS skills. You can do that by playing CSS challenges/riddles or by taking quizzes.
Each section of this game unravels part of the plot, gives you expertise over a new flexbox concept, and presents zombie survival challenges that force you to solidify your new skills as your life depends on it.
→ With this tool you’ll be able to upload any photo and change the color, contrast, brightness, blur and so much more – and it generates the code for you.