Reference
Browser
A browser window as a vessel: title bar, the three lamps, the address well, and a body that carries whatever the site hangs in it — an iframe, a screenshot, a live page.
Body · Dot · Dots · Root · Titlebar · Urlbar
#BrowserRoot
A styled part — no props of its own; it takes the anatomy's shared styling.
#BrowserTitlebar
A styled part — no props of its own; it takes the anatomy's shared styling.
#BrowserUrlbar
A styled part — no props of its own; it takes the anatomy's shared styling.
#BrowserBody
A styled part — no props of its own; it takes the anatomy's shared styling.
#SBrowserDots
The three lamps are the system's own fixed pigments — the same semantics reserved for danger, warning, and success.
A styled part — no props of its own; it takes the anatomy's shared styling.