mask-size

Sets the size of the mask image. You can use keywords like 'cover' or 'contain', or specific pixel/percentage values, just like 'background-size'.

It is documented as part of the CSS Masking specification.

/* Usage Example */
.masked-element {
  /* Scales the mask image to cover the entire element */
  mask-size: cover;
}

/* Global values */
mask-size: inherit;
mask-size: initial;
mask-size: revert;
mask-size: revert-layer;
mask-size: unset;
Newly available Since 2023 88% global usage

Since 2023 this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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