Masking in the Browser with CSS and SVG — SitePoint
Image Cut-Out Effects using CSS or SVG – Bram.us
mask-composite | CSS-Tricks - CSS-Tricks
CSS Masking Module Level 1
mask-mode | Codrops
Splash Image Mask using Html CSS - DEV Community
CSS Masks – How To Use Masking In CSS Now
CSS Masking Image, Text and Animation | Complete Guide
CSS Masking Image, Text and Animation | Complete Guide
CSS & SVG Masks (Test cases)
Addy Osmani on Twitter: "Great guide to CSS mask-image: https://t.co/fWLWAGdVvM ~ specify an image or gradient to use as a mask layer. By @rachelandrew https://t.co/QOptFxOHSa" / Twitter
Masking in the Browser with CSS and SVG — SitePoint
CSS Mask and Clip-path property Effect on Images | Quick Guide
mask-mode | CSS-Tricks - CSS-Tricks
Shapes in clipping and masking - and how to use them - Mozilla Hacks - the Web developer blog