Jetpack 4.4.2 is a small but important release that provides compatibility with WordPress 4.7, the latest version of WordPress that was released this week. Custom CSS now in WordPress The Custom CSS feature in Jetpack is now integrated in the new Customizer-based CSS editor introduced in WordPress 4.7. more on https://jetpack.com/2016/12/09/jetpack-4-4-2-wordpress-4-7-and-custom-css-compatibility/
Jetpack 4.4.2: WordPress 4.7 and Custom CSS Compatibility
