CSS mask-composite Property

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.example {
  mask-image: url(hello-world.png);
  mask-composite: intersect;
  -webkit-mask-image: url(hello-world.png);
  -webkit-mask-composite: intersect;


The mask-composite CSS property represents a compositing operation used on the current mask layer with the mask layers below it.

Default value:add
JavaScript syntax:

Standard Syntax

mask-composite: add|subtract|intersect|exclude|initial|inherit|revert|revert-layer|unset;

Browser Support


Property Values

The following table describes the values of this property:

Value Description
add The source is placed over the destination.
subtract The source is placed, where it falls outside of the destination.
intersect The parts of source that overlap the destination, replace the destination.
exclude The non-overlapping regions of source and destination are combined.
initial Sets this property to its default value.
inherit If specified, the associated element takes the computed value of its parent element animation-delay property.
revert Reverts the cascaded value of the property from its current value to the value the property
revert-layer Rollback styles to the ones specified in previous cascade layers.
unset Resets a property to its inherited value if the property naturally inherits from its parent, and to its initial value if not.

Default CSS Property Values

selectors {
  mask-composite: add;
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