LessonAbout 7 minLesson languageEnglishதமிழ் (Tamil)हिन्दी (Hindi)മലയാളം (Malayalam)తెలుగు (Telugu)ಕನ್ನಡ (Kannada)বাংলা (Bengali)मराठी (Marathi)ગુજરાતી (Gujarati)ਪੰਜਾਬੀ (Punjabi)Chapter 4 · Lesson 1 of 501. Every element is a boxEvery element is a box in four layers: content, padding, border and margin. Turn a plain paragraph into a card with all four.