Mandatory information about my setup:

Have I searched the tickets before posting? Yes
Have I searched the forum before posting? Yes
Have I read the documentation before posting (which pages?)? Yes
Joomla! version: 3.4.0
PHP version: 5.5.20
MySQL version: (unknown)
Matukio version: 5.1.3
Direct link to the page that shows the issue: http://www.osiris4u.nl/nl/services/caci-academy/trainingen/event/0/12-bi-publisher/7-bi-publisher-basis


Description of my issue:
I'm showing information about the training (event) in a table. For the table I've defined cellpadding. However, this is ignored when looking at the event. What's wrong?