Log in to your Collective
Click on "edit Collective"
By default, you will be taken to the "info" tab
You can use Markdown to format and even add images
Once you are done editing, click "save"
Under 'edit Collective' go to 'Images' to upload.
The recommended dimensions for the logo are 256 x 256 px, and for the banner 1920 x 560 px.
Click 'Save' when you're done.
If you want to customize your background image, email firstname.lastname@example.org and we can help you.