R: Great transparent boxes and font, interesting transparent background. Pro: icons, in particular text boxes. Gradient also works very well to create order/flow. Free cross-platform UI kit for Photoshop and Sketch
I drink 64 oz (minimum) a day. Staying hydrated is a great way to stay healthy and it is great for your skin. It is also a wonderful way to not add extra calories to your daily diet. Can't live without it.