In this article, Cosima Mielke has done some digging around and found some interesting UI demos and concepts for you to indulge in and build upon: dialog and modal windows, signup and login screens, navigation and menus, sliders and toggles. Small bits of delight that make the user’s interaction with a website or app more pleasant. Enjoy! CodePen has become the playground for developers. The sandb
![Better Interface Design: Logins, Menus, Toggles And Other Fancy Modules — Smashing Magazine](https://cdn-ak-scissors.b.st-hatena.com/image/square/42ce15b76e36dd44460360d920d1085c5269bb08/height=288;version=1;width=512/https%3A%2F%2Farchive.smashing.media%2Fassets%2F344dbf88-fdf9-42bb-adb4-46f01eedd629%2Fb8a91e4e-ee21-474a-80aa-dcb7cf7463a4%2Fflappy-dialog-opt.png)