Web Font Stack & Loading Preview

Web fonts fail quietly and layout shift is the bill. Build a fallback font stack, generate @font-face boiler, then compare font-display swap, block, fallback, optional and auto.

Font settings

Font family

Fallback category

Custom fallbacks (comma separated)

Font URL

Weight

Style

font-display

Preview text

Live preview

The quick brown fox jumps over the lazy dog. 1234567890

Shows fallback text immediately, then swaps to the web font once loaded. Best for most body text.

Generated CSS

@font-face {
  font-family: Inter;
  src: url("https://api.fonts.coollabs.io/css2?family=Inter:wght@400;600;700&display=swap") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

Computed font stack

Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif