Unable to modify the iFrame's height

Everytime I try to change the length/modify the iframe code to say 2500px
and hit publish it vanishes? We others running with no issues?

Iframe page Im posting too

https://www.brunnergroupbeachhomes.com/brunner-group-beach-homes-buyer-questionnaire/

Jotform

https://form.jotform.com/211954097639164

Account Brunner Group
scott@thebrunnergroup.com

Scott Barr

Are you trying to increase the height of the iFrame?

If yes, you can try appending the !important tag after the pixel you have provided.

For Example:

height:2500px!important

Let us know if you have any further queries.

Thanks.