vertical lines

three parts

repeating-linear-gradient to bottom

repeating-linear-gradient to right

repeating-linear-gradient - 45deg

repeating-radial-gradient - circle

linear-gradient to bottom with %

linear-gradient to bottom - 45deg with %

radial-gradient - circle at center

radial-gradient - circle at 0% 0%

radial-gradient - ellipse at center

conic-gradient