mask-typeThe mask-type CSS property on an SVG <mask> element sets whether the mask is a luminance or alpha mask.clipping-shapes-maskingClipping, shapes, and maskingwidely2020-01-152022-07-15https://drafts.csswg.org/css-masking-1/#the-mask-typehttps://developer.mozilla.org/docs/Web/CSS/Reference/Properties/mask-typecss.properties.mask-typecss.properties.mask-type.alphacss.properties.mask-type.luminancehttps://nowyoucanuse.com/features--mask-type.html