Once you know about your user, make sure to consider the following when designing your interface:
Keep the interface simple.
Create consistency and use common UI elements.
Be purposeful in page layout.
Strategically use color and texture.
Use typography to create hierarchy and clarity.
[tex]\huge\colorbox{White}{\color{pink}{\boxed{I\:hope\: it's\:help</3\:}}}[/tex]