How-to guide for creating edge-to-edge color bars that work with a grid

Hard-stop gradients are one of my favorite CSS tricks. Here, Marcel Moreau combines that idea with CSS grid to solve an issue that’s otherwise a pain in the butt. Say you have like a 300px right sidebar on a desktop layout with a unique background color. Easy enough. But then say you want that background color to stretch to the right edge of the browser window even though the grid itself is width-constrained. Tricker.

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