New flexbox guides on MDN

With Flexbox and Grid, plus the related specifications of Box Alignment and Writing Modes, we have new layout models for the web, which have been designed to enable the types of layouts we need to create. Whether your interest is in being able to implement more creative designs, or simply to streamline development of complex user interfaces Rachel Andrews’ thoughtful materials will help you to gain a thorough understanding of the power of Flexbox and Grid working together.