Flat UI colors palettes
clean, colorful, friendly... what words do we want to describe the #myhumanimpact site?
Hydration monitor mobile iOS app | UI design
Open and Close Animated Menu Icon
Here's a cool set of Sign Up and Login PSD Forms which include modern interfaces for sign-in and sign-up forms. Don't hesitate! It's FREE to download!
Mobile publication User interface
UI Style Guide by Greg Dlubacz
Open and Close Icon Animation