canvas clock
this demo comes from https://developer.mozilla.org/en-US/docs/HTML/Canvas/Tutorial/Basicanimations?redirectlocale=en-US&redirectslug=Canvastutorial%2FBasic_animations
this demo comes from https://developer.mozilla.org/en-US/docs/HTML/Canvas/Tutorial/Basicanimations?redirectlocale=en-US&redirectslug=Canvastutorial%2FBasic_animations
(Errors from your JS or Pre-Processors code)