HTML-CSS-BASICS4 MIN READ
Sort CSS Sizing Choices by Risk
Classify CSS sizing choices by how they behave under changing content or viewport width.
sort-buckets overflow-callout comparison Sort each CSS sizing choice by its typical behavior in beginner layouts. Stable baseline Responsive sizing tool Overflow risk box-sizing: border-box on components img { max-width: 100%; height: auto; } Use parent gap instead of edge margins width: 100% with a max-width ceiling rem units for readable text scale percentage width inside a flexible parent width: 420px on a card in a phone layout white-space: nowrap on unknown customer names overflow: hidden to hide clipped real content
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