User interface design is how humans interact with the computer, the goal is to make the life of the users as simple as possible.
The design is the process that is needed by creating webpages, myself applications, by building assessment and by creating any interactive device.
There’s a lot that goes into creating a beautiful (and usable) interface. It’s a constant balance between creating something that looks amazing and still makes sense to your users.
Principles :
Clarity
Conserve attention at all costs
Keep users in control
Direct manipulation is best
Keep secondary actions secondary
Provide a natural next step
Consistency matters
Appearance follows behavior
Strong visual hierarchies work best
Smart organization reduces cognitive load
Highlight, don’t determine, with color
Progressive disclosure
Great design is invisible
Build on other design disciplines
