how to do a gradient in css code example

Example 1: css gradient

Here a codePen with cool gradient animations:
https://codepen.io/DevLorenzo/pen/ExgpvJM

Example 2: gradient css

background: repeating-linear-gradient(to right top, rgb(0, 102, 255), rgb(0, 204, 255));

Example 3: css gradient

background: linear-gradient(Direction (keyword or degrees), color1 10% (10% width), color2 width (it's not neccessary), ...);