CSS Responsive Multi-Line Ribbon Shapes (Part 1) — Smashing Magazine
Ribbons have been used to accent designs for many years now. But, the way we approach them in CSS has evolved with the introduction of newer features. In this article, Temani Afif combines background and gradient tricks to create ribbon shapes in CSS that are not only responsive but support multi-line text and are easily adjustable with a few CSS variables.
Source: smashingmagazine.com