Got long forms on your website ? Break them up into smaller logical sections and convert it into a multi-step form with a cool progress bar. Could work for lengthy processes like registration, checkout, profile fillups, 2-factor authentication logins, etc.
Using a progress element for a profile completion bar. Added click states to see desired behavior; in the wild the user would click a "save" or "next" button which would animate the progress bar accordingly.
This progress bar uses the HTML5 custom data-* attribute to allow for quick updating to a progress bar animated by Zepto (or jQuery). The animation is wrapped in a window.resize function to reanimate if the browser size is changed.