HTML+CSS 52 HTML script along with CSS styles
This was used widely on my end before we got Bootstrap. Still have potential ...
Radio button, in pure CSS, beautiful Looks like a checkbox, but acts as ...
Pure CSS file icons, for any extension, no image
A progress-bar in pure CSS3, used before we got Bootstrap :-)
Create a URL shortner using Web.Config AKA URL Redirect, or Page refresher, ...