A developer needs one image format that can either compress aggressively for a background texture or preserve every pixel exactly for a detailed screenshot, without switching formats.

A developer is confusing margin and padding while debugging a layout and wants a quick way to remember which is which. Which correctly distinguishes the two?

Timberline Hardware sets `align-content: space-between;` on a flex container that never wraps — all its items fit on a single line. What effect does that `align-content` value have?

Meridian Realty Group has a three-column layout — a sidebar, a main content area, and an ad panel — with the sidebar and ad panel set to `flex-grow: 0;` and the main content area set to `flex-grow: 1;`. When the browser window is widened, which column absorbs the extra space?

Whisker & Wag Pet Grooming’s header has a tall logo, medium-sized nav links, and a small login button, all inside a `display: flex;` row container with mismatched heights. Which property controls how those three line up vertically?

Summit Climbing Gym’s `.tags` container never had `flex-wrap` set explicitly. When there are too many tags to fit on one line, what happens by default?

Detail Dynamics Car Care’s toolbar has a logo icon and a settings icon inside a `display: flex;` container, and needs the logo flush to the far left, the settings icon flush to the far right, with even space between them. Which `justify-content` value does exactly that?

A page includes a small decorative divider graphic between sections that carries no real information for a reader.

Golden Acre Farms’ developer notices the site’s page-load time improved after switching from a traditional font family (loaded in three separate weights) to one variable font file covering the same range of weights. What’s the most likely reason for the improvement?

A skate park wants to use small icons instead of text for its nav links — a house icon for Home, a calendar icon for Events. What does the deck say is necessary for this to remain accessible?