Re-Do Colour scheme and Styles

[ghost]

• [ ] Create generic style
• [ ] Format all elements to use the same generic style/s
• [x] Come up with 5 different colour schemes
• [ ] Add option to chose colour scheme

[ghost]

Title - text size, text colour, bold, centred Heading - text size, text colour, bold Body Inverted Background Inverted Heading Inverted Body