CSS clip-path for IE - HTML-CSS - The freeCodeCamp Forum
canvas-5-polyfill CDN by jsDelivr - A CDN for npm and GitHub
clip-path | Codrops
javascript - Create a polygon shape using CSS or SVG that works in IE - Stack Overflow
CSS-Tricks on Twitter: "Reminder that Clippy is an *awesomely helpful* little app for clip-path https://t.co/SZILcdftSZ https://t.co/qcKvcaTO8a" / Twitter