Contrast
FC.Barcelona
FC Barcelona website has a good contrast that leads and appeals the design eyes. It helps see which tabs your currently visiting or you've previously visited. The ticketing sections on the mobile screen shows you the step by step process of how the colors connect and build on each other.
White Space
Snowbird
Snowbird websites observed whitespace that made the sites looks great. And contains quality and useful information that made the webpage simple.
Alignment
Typeform
Typeform website center alignment makes reading on a smartphone easy and fun. Every content display were consistent with the alignment. The alignment made the webpage simple, concise and straight to the point with good whitespace.