Practical CSS3 Mastery Course - CSS Visibility and Z Index

The video tutorial covers the concepts of visibility and Z-index in CSS. It begins with an introduction to creating HTML structure using Visual Studio Code, followed by styling elements with CSS. The tutorial explains the visibility property, highlighting the difference between 'visibility: hidden' and 'display: none'. It then delves into the Z-index property, demonstrating how it works with different position values to control the stacking order of elements.

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