Enable resizing of login and signup card

[rammanoj]

resizing the browser prevents the size updation of login and signup form, update it, also prevent signup and login forms displaying multiple errors on submit, even there are multiple errors only single error should appear at a time, improve the UI of displaying errors (has to display in the better format)

Branch - development;

present -

present error display -

[rammanoj]

Assigned to Akhaya