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CSS Utility Classes System

April 5, 2026

Utility-First CSS Approach

Atomic classes like Tailwind CSS patterns.

Spacing Scale

.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.m-auto { margin: auto; }

Responsive Utilities

  • sm:p-4, md:p-6, lg:p-8
  • hover:bg-blue-500
  • focus:ring-2 focus:ring-blue
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