Breaking Out with CSS Grid Explained

Tyler Sticka shared a slick technique for breaking out content in a CSS Grid layout, but Rachel Andrew goes the extra mile to explain why the technique works:
When you name lines, you can optionally name them as *-start and *-end and this gives you a little more grid magic. We get a named grid area of the main name used. Sounds odd? Take a look at the diagram below, it shows 4 named grid lines, main-start and main-end …

Breaking Out with CSS Grid Explained is a post from CSS-Tricks

Link: https://rachelandrew.co.uk/archives/2017/06/01/breaking-out-with-css-grid-explained/