Height of iframe

The height of the iframe window is too short and I can't seem to be able to resize to accommodate the data entry and allow the submit button to show.

Were you referring to the height of the iframe when getting the iframe publish code of the form?

User guide: Getting the Form iFrame Code

You can manually alter first the height of the iframe in the code before you embed it on your website.

Example:

It will also help us check further on the problem if you can share to us the URL of your website where we can test the form used.

We will wait for your updated response.

After checking further I think it was this http://powerslandbrokerage.com/view/morgan-ranch

It appears that the issue was resolved already.  Do let us know if you require further assistance.