Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1291992
Description of problem:
Can we add a blank line below 'Use puppet default' checkbox. Actually it looks like 'Use puppet default' is sitting on the head of next section 'Optional input validator'.

Version-Release number of selected component (if applicable):

How reproducible:
Always

Steps to Reproduce:
1. Go to Configure-> Smart class parameters -> view any 'parameter'.

Actual results:
Observe 'Use Puppet class' test and checkbox is not aligned properly with next section 'Optional input validator'.

Expected results:
Add one blank line below 'Use puppet default' text and checkbox.

Additional info: