the.com/responsive
a website that shape-shifts to fit your screen instead of making you zoom like it's 2004.
means design or code that automatically adapts layout, size, and behavior to whatever device or screen is viewing it.
from coined by ethan marcotte in his 2010 article responsive web design, borrowing the term from architecture, where responsive spaces physically reconfigure based on the people using them.
media queriesthe css trick that makes it all possible
mobile trafficover 60 percent of web browsing now, forcing the shift
google penaltynon-responsive sites got ranked lower starting 2015
for instance