What is the code to cancel the default form handling in Webflow and replace it with custom actions?

In Webflow, you can cancel the default form handling and replace it with custom actions by using JavaScript code. Here's an example of how you can achieve this:

1. First, ensure that you have a form element on your Webflow page. You can add a form by dragging and dropping the "Form" element from the Webflow Designer's toolbar.

2. In the Webflow Designer, give your form element a custom class or ID. This will allow you to target it specifically in your JavaScript code. To do this, select the form element and go to the Element Settings panel on the right side of the designer. Add a class or ID under the "Settings" tab.

3. Once your form element has a custom class or ID, you can add a JavaScript code block to your Webflow project. To do this, go to the page settings and click on the "Custom Code" tab. Paste your JavaScript code inside the `