-webkit-mask-composite
-webkit-mask-composite is a CSS property in the Background category. Sets the background colors, images, and visual effects. The syntax is -webkit-mask-composite: clear | copy | source-over | destination-over | source-in | source-out | destination-in | destination-out | xor. A typical example: -webkit-mask-composite: source-over; It is commonly applied to markup such as <div class="demo">Sample</div> Browser support: Chrome 1+, Firefox 1+, Safari 1+, Edge 12+. A close relative is isolation, which sets the background colors, images, and visual effects. A close relative is background, which sets the background colors, images, and visual effects. A close relative is background-color, which sets the background colors, images, and visual effects. More about this category: CSS background properties for colors, images, and gradients. Related Background entries: isolation, background, background-color, background-image, background-size, background-position, background-repeat, background-attachment. This page is part of the free CSS Reference documentation covering 841+ properties, selectors, functions, and at-rules, each with syntax, values, examples, and browser support.