Lambda theme for Moodle 3.7.1

Lambda theme for moodle 3.7.1 has login page with header part whereas the old theme for 3.6 doesn’t have header.
I want the same in moodle 3.71.
How to custom the login page ?
please help.

PFA for reference.

Hi,

Contact with your purchase item author @oxygenna right this link as a comments hope they will help you out from your issue

Thanks!