Here is a nice visual break-down of the leading trends in user interaction design in 2017; including, micro-interactions, web acceleration, video/animation, and bold interface design.
Here is a useful look at 7 top reasons to consider flat design for your website and landing pages. Flat design is more than a fad; it speeds up load times and makes for a better overall user experience. Not to mention, it’s proven to increase your conversion rates. Indeed, less is more!