isolation
Quick Summary for isolation
Code Usage for isolation
/* Keyword values */ isolation: auto; isolation: isolate; /* Global values */ isolation: inherit; isolation: initial; isolation: revert; isolation: unset;
More Details for isolation
isolation
The isolation
CSS property determines whether an element must create a new stacking context.
This property is especially helpful when used in conjunction with mix-blend-mode
and z-index
.
Syntax
/* Keyword values */ isolation: auto; isolation: isolate; /* Global values */ isolation: inherit; isolation: initial; isolation: revert; isolation: unset;
The isolation
property is specified as one of the keyword values listed below.
Values
auto
A new stacking context is created only if one of the properties applied to the element requires it.
isolate
A new stacking context must be created.
Formal definition
Initial value | auto |
---|---|
Applies to | All elements. In SVG, it applies to container elements, graphics elements, and graphics referencing elements. |
Inherited | no |
Computed value | as specified |
Animation type | discrete |
Formal syntax
auto | isolate
Examples
Forcing a new stacking context for an element
HTML<div id="b" class="a"> <div id="d"> <div class="a c">auto</div> </div> <div id="e"> <div class="a c">isolate</div> </div> </div>
CSS .a { background-color: rgb(0,255,0); } #b { width: 200px; height: 210px; } .c { width: 100px; height: 100px; border: 1px solid black; padding: 2px; mix-blend-mode: difference; } #d { isolation: auto; } #e { isolation: isolate; }
ResultSpecifications
Specification |
---|
Compositing and Blending Level 2 # isolation |
See also
<blend-mode>
mix-blend-mode
, background-blend-mode
Last modified: Aug 12, 2021, by MDN contributors
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12:22 am, February 22, 2022
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