To Insert a form into a web page manually use this code.
Where 1 is the id of the form you want to include.
Then where you attach the form on the page, set the form position (the above content, below content part) to manual.
To insert a form manually as a collapsible button use the code below.
Make sure the bold attributes match and that you're using the correct form id#.
<a class="btn btn-primary" data-toggle="collapse" href="#whatever">Contact Us</a>
<div class="collapse" id="whatever">