Responsive customer area design for simple online banking system

We need the customer area designed for a financial company. The customer will be able to log in from the main website. We will require: User sign up area Log in screen Customer account area displaying financials, outstanding amounts, amount to pay, transaction history. The user will also have an account history and one more additional data area. We've attached some examples of the type of design we like, simple and uncomplicated. We must stress it is not an app it needs to be a responsive web site design.