CSS (Cascading Style Sheets)

CSS e a linguagem de estilos que controla a apresentacao visual de documentos HTML. Define cores, layouts, tipografia, animacoes e design responsivo para paginas e aplicacoes web.

Tipo MIME

text/css

Tipo

Texto

Compressão

Sem perdas

Vantagens

+ Separates presentation from content (HTML)
+ Powerful layout systems: Flexbox, Grid, and container queries
+ Custom properties enable theming and dynamic values
+ Media queries enable responsive design for all screen sizes

Desvantagens

− Global scope can cause unintended style conflicts
− Browser compatibility differences require testing
− No native variables before custom properties (pre-2017)

Quando usar .CSS

Use CSS para todos os estilos de apresentacao web. Para projetos maiores, considere pre-processadores como SCSS ou utilidades CSS como Tailwind.

Detalhes técnicos

O CSS utiliza seletores para atingir elementos HTML, com propriedades e valores em blocos de declaracao. A cascata resolve conflitos atraves de especificidade, ordem de origem e heranca. CSS moderno inclui variaveis personalizadas, calc(), container queries e modulos de aninhamento.

Histórico

Hakon Wium Lie propos o CSS em 1994 e o CSS1 tornou-se recomendacao do W3C em 1996. O CSS2 (1998) adicionou posicionamento e media types, e o CSS3 (2011+) introduziu modulos como Flexbox, Grid e variaveis personalizadas.

Converter de .CSS

.css → .html .css → .js .css → .json .css → .jsx .css → .less .css → .scss .css → .ts .css → .tsx

Converter para .CSS

.html → .css .js → .css .json → .css .jsx → .css .less → .css .scss → .css .ts → .css .tsx → .css

Formatos relacionados

.c .cpp .csv .go .java .js .json .jsx .less .py .rs .scss .sql .toml .ts .tsv .tsx .xml .yaml .yml

Termos relacionados

Aspect Ratio (CSS) BEM Calc Cascade Color Function CSS max() CSS min() CSS Nesting Selector CSS Paint API CSS Scope Custom Properties Inheritance Data URI EPUB Keyframe Animation lab() Layer Nesting Popover Specificity Stacking Context

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Casos de uso

T Minifying and Optimizing CSS for Production Deployment