For me it is definitely Pico.css. Honorable mentions: simple.css, tacit, w3c-chocolate.

jimmydoe 2 hours ago | parent | next [-]

pico css has a newer fork: https://mucss.org

	▲	lofties an hour ago \| parent \| next [-]
		"Lightweight ~120 KB uncompressed" We have different definitions of lightweight it seems like.
	▲	steezeburger 2 hours ago \| parent \| prev [-]
		Brb, gotta go cough up some mucss

I like marx