Apply effects to images with CSS's mask-image property
Using Masks
CSS Masking
Clipping and Masking in CSS | CSS-Tricks - CSS-Tricks
How to Create An Image Mask in Divi | Divi Pixel
mask-composite | CSS-Tricks - CSS-Tricks
CSS Masking Image, Text and Animation | Complete Guide
CSS Masking Module Level 1
CSS & SVG Masks (Test cases)
CSS masking - javatpoint
Apply effects to images with CSS's mask-image property
CSS Art – How to Make Image Masks and Knockout Text
Masking images & videos in CSS
Image Mask Effect in CSS & jQuery | CodyHouse
Understand CSS Mask in 4 Minutes - YouTube
CSS Masks | WebKit
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
Using Masks
Shapes in clipping and masking - and how to use them - Mozilla Hacks - the Web developer blog