CSS is also…

CSS stands for Cascading Style Sheets. But also for:

• Cansei de Ser Sexy (2003) a rock band from Brazil.
• Content Scramble System (1996), a defunct DRM technology for DVDs.
• Confederate States Ship (1861–1865), the name for warships of the Confederacy in the US Civil War.
• Christlich Soziale Schweiz (1899), an assurance company in Switzerland.
• Commonwealth Superannuation Scheme (1976), a pension scheme for Australian civil servants.
• Certified Specialist of Spirits (2018), an exam for professionals of alcoholic drinks.