Media Queries Level 4 specification has introduced a new syntax for writing media queries that have a range type. We can now use common mathematical comparison operators like <, >,<=, >= instead of min/max prefixes.
Serializing store objects with ActiveSupport::HashWithIndifferentAccess is both a wasteful and an insecure option. Instead Rails now encodes store as a regular hash and casts it back to HWIA before accessing.
overflow: clip and overflow: hidden both do the same job of hiding content that overflows. However, overflow: clip also disables programmatic scrolling. Another property overflow-clip-margin controls how far from the element's edge the clipping begins.