You have 2 options to integrate your Donorbox campaign into your Weebly website. You can embed a donation form which will show the entire form within the web page. Or you could insert a Donate button which can be set to take donors to a separate web page or make a Donorbox form pop up. Here are step-by-step guides to help you either way:
If you want to embed a form, please follow this guide.
If you want to insert a donate button, please read on:
Copy the button code from the Donorbox dashboard
Use Weebly's embed function and paste the code from the previous step.