public marks

PUBLIC MARKS from srcmax with tags css & polyfill


filamentgroup/fixed-sticky · GitHub

A position: sticky polyfill that works with filamentgroup/fixed-fixed for a safer position:fixed fallback.


Polyfill service

The polyfill service selectively bundles browser polyfills based on the User-Agent header supplied in a request, with the intention of allowing JavaScript and CSS developers to use modern standards in legacy user agents that do not natively support the standard.


paulirish/matchMedia.js · GitHub

test whether a CSS media type or media query applies


HTML5 Please

by 6 others
Look up HTML5 features, know if they are ready for use, and if so find out how you should use them – with polyfills, fallbacks or as they are