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Example. Set the z-index for an image, so that it is displayed behind the text: img { position: absolute; left: 0px; top: 0px; z-index: -1; } Try it Yourself » More "Try it Yourself" examples below. Definition and Usage. The z-index property specifies the stack order of an element.
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- CSS z-index
Demo of the different values of the z-index property. Click...
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The z-index Property. When elements are positioned, they can overlap other elements. The z-index property specifies the stack order of an element (which element should be placed in front of, or behind, the others). An element can have a positive or negative stack order:
The CSS z-index property is used to control the stacking order of the positioned elements. For example, div.green { position: absolute; z-index: 3; } div.orange { position: absolute; z-index: 5; } Browser Output. Here, the div with the higher z-index value stacks on top of the div with the lower z-index value.
13 Ιουν 2024 · The z-index CSS property sets the z-order of a positioned element and its descendants or flex and grid items. Overlapping elements with a larger z-index cover those with a smaller one.
18 Μαΐ 2018 · Default stacking order. Let’s first mention the default order the browser stacks elements in, when no z-index is applied: Root element (the element) Non-positioned elements in the order they are defined. Positioned elements in the order they are defined. A non-positioned element is an element with the default position value static.
Demo of the different values of the z-index property. Click the property values below to see the result: z-index: 1; z-index: 2;
The z-index CSS property specifies the layering or stacking order for the positioned elements i.e. elements whose position value is one of absolute, fixed, or relative. The stacking order refers to the position of elements along the Z-axis which is perpendicular to the screen.