My client wants to add their own bandwidth calculator page on their web site.
They don't want to use something taken from someone else and need their own.
A bandwidth calculator simply allows users to go to a web page, enter in some data values and get a result.
Here is an example. [url removed, login to view]
Need this built as a Page or Post that doesn't require a bunch of extra code or template pages or plugins. Need this to use the built in WP functions.
MUST understand the design aspect and MUST know Divi theme in order to complete this. What ever the solution, it must not be lost when the theme is updated. We do use a child theme.