The snippet library.
Small, practical examples. Search by task or narrow things down below.
Describe a page arrangement with named grid areas
CSS: Named areas make the relationship between a grid template and its sections explicit.
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Display a hint for a truly empty container
CSS: The empty selector requires no element or text children, including whitespace text nodes.
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Display a label in uppercase without changing its text
CSS: Text-transform changes visual casing while preserving the DOM’s source text.
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Divide grid space in a chosen proportion
CSS: Fraction units divide the remaining track space proportionally.
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Draw a visible element border
CSS: Learn how to draw a visible element border in a complete browser example.
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Enforce a minimum width
CSS: Min-width can prevent a declared smaller width from taking effect.
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Enhance a layout above a minimum viewport width
CSS: A mobile-first min-width query adds columns when enough horizontal space is available.
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Fade an entire element and its descendants
CSS: Opacity applies to the rendered element as a group, including child text.
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Fill an earlier grid hole with a later small item
CSS: Dense auto-placement may move a later item visually ahead of other items to fill a gap.
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Fill grid rows before moving to the next column
CSS: Column auto-flow fills the explicitly declared rows in each successive implicit column.
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Fit an entire image inside a differently shaped box
CSS: Contain preserves the image aspect ratio while keeping all of it visible inside the specified content box.
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Fit as many columns as possible
Use auto-fit and minmax for a CSS grid that responds to its available width.
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