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What I found difficult was getting the layout correct.

What I found difficult was making sure everything stays in one plays when resizing from desktop to mobile. I would like to know about some general tricks that can make anything responsive.

What I found difficult was the responsive aspect of it. Such as what do I add to what. I do have questions about best practices such as what I should generally do when approaching something in css like if I should apply a certain property a certain way every time.