The Z-index is a CSS attribute. It establishes your vertical stacking. Essentially, it is a taking a two dimensional...
Z-index – What it is and how you can use it
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Rebekah Ralston
Hi! I'm Rebekah. I've been building websites for over 18 years. I've learned a lot of things. Good, bad, and ugly, but all of it I like to share with you and maybe save you some frustration.