Why does Z-Index not work sometimes?

TL;DR: the most common cause for z-index not working is not explicitly declaring a CSS position value (i.e. position: relative, absolute, fixed or stick) on the element. But if this hasn’t solved your z-index issue or just want to get a little more information about the CSS property, then let’s go a little deeper.

How do you fix Z-index issues?

To sum up, most issues with z-index can be solved by following these two guidelines:

1. Check that the elements have their position set and z-index numbers in the correct order.
2. Make sure that you don’t have parent elements limiting the z-index level of their children.

Why is Z-index ignored?

2 Answers. There’s actually two reasons: Its parent is set to show up behind the logo. Any z-index applied to elements within that parent element will only apply to other elements within that parent.

What is Z-Index 9999?

CSS layer refer to applying z-index property to element that overlap to another element. CSS z-index property always work with absolute as well as relative positioning value. CSS z-index possible value 0, positive (1 to 9999) and negative (-1 to -9999) value to set an element.

Does Z-Index work with position fixed?

An element with greater stack order is always in front of an element with a lower stack order. Note: z-index only works on positioned elements (position: absolute, position: relative, position: fixed, or position: sticky) and flex items (elements that are direct children of display:flex elements).

Does Z-Index work without position?

Yes: use position:relative; z-index:10 . z-index has no effect for position:static (the default).

Does Z Index work with position fixed?

Does Z Index work without position?

What is the work of Z-index in CSS?

The z-index CSS property sets the z-order of a positioned element and its descendants or flex items. Overlapping elements with a larger z-index cover those with a smaller one.