Web Design Terms Explained: UI, UX, Wireframe, Responsive

Tap a term to see what it means.

UI (User Interface)

The visual elements a user directly sees and interacts with on screen β€” buttons, icons, and layout.

UX (User Experience)

The overall satisfaction and experience a user has while using a product or service β€” a broader concept than UI.

Wireframe

A simple skeletal layout showing structure and element placement without color or styling, used to review a layout before full-scale design begins.

Responsive Design

A design approach where the layout automatically adjusts to fit different screen sizes β€” computer, tablet, smartphone.

Landing Page

The first page a user arrives at after clicking an ad or search result, designed around a specific goal such as sign-ups or purchases.

CTA (Call to Action)

A button or phrase like "Sign Up Now" or "Learn More" placed to prompt the user's next action.

Above the Fold

The portion of a webpage visible without scrolling β€” an important area since it shapes the first impression.

Great UI Can Still Come With Bad UX

Buttons can be beautifully designed (good UI), but if users struggle to find the feature they need, the overall experience (UX) can still be poor. In web design, considering both together is key to building a good product.

Design Details Shape First Impressions

Because the above-the-fold area is what visitors see immediately, and a landing page is often built around a single conversion goal, small details in layout and CTA placement can meaningfully affect how a page performs.

Frequently Asked Questions

Why are wireframes usually drawn only in black and white?

It's common to keep them intentionally simple so the focus stays on overall layout and element placement first, rather than color or fine styling.

Why does responsive design matter so much?

Because visitors now access sites from a wide range of screen sizes β€” phones, tablets, computers β€” making sure content displays well and stays intact on any device has become essential.