Curious about the design behind authorize.net?
SiteFontCheck scanned their live CSS architecture and identified 5 unique font families.
The website relies heavily on open-sans, open sans, sans-serif, tahoma for its main text elements, paired with relative-bold, sans-serif and relative-book, sans-serif as fallback options, and 2 additional.
5
unique font families
Primary font
open-sans, open sans, sans-serif, tahoma
Below is the precise map of font sizes, weights, and text elements used across their site.
Detected Fonts
5 foundrelative-book, sans-serif
54
Skip to login
relative-bold, sans-serif
78
Payments and services
relative-medium, sans-serif
12
Start accepting mobile payments
open-sans, open sans, sans-serif, tahoma
402
Cookies
arial, sans-serif
3
Last updated 2026-09-07
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