Nội dung bài viết Toggle GRADIENTSTOP - BOTTOMLEFT - RIGHTCENTER - CENTERLEFT - BOTTOMCENTER - BOTTOMSECTION VIGNETTINGSECTION SMOOTH TRANSITION GRADIENTS Linear TOP - BOTTOM Linear LEFT - RIGHT Radial circle CENTER - CENTER Radial circle LEFT - BOTTOM Radial ellipse CENTER - BOTTOM Radial ellipse SECTION VIGNETTING Linear SECTION SMOOTH TRANSITION
