How can I alter the destination and layout of an email sign up form?

[Jferguson1]

Hi,

Trying to add a page after customers enter their email within the email sign up field. 

I also want to change the text with the email field, and have the field centred, rather than at the top.

Thanks

https://tryy.co.uk/?_ab=0&_fd=0&_sc=1

pw - help