Computop provides you a programming example of the responsive Hosted Payment Page online at the bottom of this article. Please note the additional information in the included ReadMe.txt within the template example.
Please find further information about the paymentpage in our corresponding manual called Hosted Payment Page.
https://www.computop.com/uk/downloads/ or https://www.computop.com/us/downloads/
You can find this manual under the bullet point "Introduction, programming basics, documents in general".
The XSL and XML files will be transformed for the different browsers automatically. Therefore, please make sure that both files can be loaded in browsers correctly.
The complete code must show up without any error messages. If errors occur the code and the used tags have to be corrected.
In order to call the template, please add the following unencrypted parameter to the request: &template=templatename
Please keep in mind to provide new versions until 3:30 p.m. -UTC+01:00- at the latest to assure processing on the same day.