Developer Terms Glossary

Important

Overrides all other declarations.

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Inheritance

Certain properties are passed from parent to child elements.

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Left

Specifies the left position of a positioned element.

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Letter-spacing

Specifies the space between characters.

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Line-height

Specifies the space between lines of text.

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Margin

The space outside the border of an element.

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Max-height

Specifies the maximum height of an element.

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Max-width

Specifies the maximum width of an element.

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Media query

Applies CSS rules based on device characteristics.

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Min-height

Specifies the minimum height of an element.

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Min-width

Specifies the minimum width of an element.

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Opacity

Sets the transparency level of an element.

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Overflow

Specifies what happens if content overflows an element's box.

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Padding

The space between the content and the border of an element.

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Position

Specifies how an element is positioned in a document (e.g., static, relative, absolute, fixed, sticky).

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Pseudo-class

Defines a special state of an element (e.g., :hover, :first-child).

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Pseudo-element

Style specified parts of elements (e.g., ::before, ::after).

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PX

Pixels, an absolute unit of measurement.

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REM

Relative to the font-size of the root element.

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Responsive design

Design that adapts to different screen sizes and devices.

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Right

Specifies the right position of a positioned element.

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Specificity

A hierarchy that determines which rule takes precedence.

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Text-align

Specifies the horizontal alignment of text.

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Text-decoration

Specifies decorations added to text (e.g., underline).

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Top

Specifies the top position of a positioned element.

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