To take part in this challenge you will need to use processing’s web based editor which you can get from www.editor,p5js.org. You can create an account with them (if it works) or you can use a google account (recommended) or a github account (if you have already got one).
You should get something like the picture above.
Click on the pink cog symbol top right hand corner. Here you can change the background theme. I like to use the high contrast because it makes it more visible. You can change the font size etc
Once you have decided on your settings click on the cross and we are ready to go…