javascript - -webkit-mask-image is not working html2canvas render - Stack Overflow
mask-mode | CSS-Tricks - CSS-Tricks
Using Masks
Shapes in clipping and masking - and how to use them - Mozilla Hacks - the Web developer blog
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
mask-mode | Codrops
Clipping and Masking in CSS | CSS-Tricks - CSS-Tricks