This is a collection of CSS ribbon designs whether for a design project or just to imporove your CSS skills.The below examples and tutorials are from Codepen, JSfiddle or CSSDeck.
You can start with the examples and modify the values or just start right away.
Well,personally i like the first one too much.
Ribbon Menu
CSS Social Ribbons
Hover Effect CSS3 Ribbon Menu
CSS Animated Ribbon
Single Element CSS Ribbon
Logo in different color sets
Responsive Css Ribbon
Orange Ribbon Logo
CSS3 Ribbon
CSS Only Ribbon
CSS Ribbon Banner
Pure CSS3 Smooth Ribbon With Borders
Pure CSS Corner Ribbon
Single element CSS banner