linear-gradient()

• css function
• creates an image consisting of a progressive transition between two or more colors along a straight line (그라이언트, 세로ㅖ0
• result : object of the gradient data type (special kind of image)

background: linear-gradient(#e66465, #9198e5); 
//위에서 아래로 그라디언트

background: linear-gradient(0.25turn, #3f87a6, #ebf8e1, #f69d3c);