| System 7 | system7 | Black/white, square corners, Chicago font, dotted patterns | | macOS Aqua | macosx | Pinstripes, traffic lights, glossy buttons, Lucida Grande | | Windows XP | xp | Blue gradients, Luna style, soft shadows, Tahoma | | Windows 98 | win98 | Gray 3D bevels, classic blue title bars, MS Sans Serif |
| Fonts | Chicago, Monaco (mono) | | Window BG | #FFFFFF | | Border | 2px solid #000000 | | Radius | 0px | | Selection | Black bg, white text | | Shadow | 2px 2px 0px 0px rgba(0,0,0,0.5) |
| Fonts | Lucida Grande, Monaco (mono) | | Window BG | #E8E8E8 | | Border | 0.5px solid rgba(0,0,0,0.3) | | Radius | 0.45rem (8px) | | Selection | #3875D7 bg, white text | | Shadow | 0 3px 10px rgba(0,0,0,0.3) | | Traffic Lights | Red #FF5F57, Yellow #FEBC2E, Green #28C840 |