Curious about the design behind threadreaderapp.com? SiteFontCheck scanned their live CSS architecture and identified 7 unique font families. The website relies heavily on <lucida grande, lucida sans unicode, lucida sans, geneva, arial, sans-serif> for its main text elements, paired with <charter, georgia, cambria, times new roman, times, serif> and <lato, sans-serif> as fallback options, and 4 additional. Below is the precise map of font sizes, weights, and text elements used across their site.