Form not loading correctly

Hi there,

Love this plugin, but having a problem at the moment that I can’t figure out.

My form is not loading properly:

http://www.we-run.co.uk/join-us

On my laptop it doesn’t load, yet on my iphone and ipad it does. Can anyone help?

Thanks in advance,

John.

https://wordpress.org/plugins/formcraft-form-builder/