Revert "fix font" (#2877)

Reverts #2875

Author: lnhsingh

src/style.css

@@ -40,11 +40,9 @@
 /* Body and main content — TWK Lausanne weight 400 */
 body,
 .mdx-content,
-.content,
 .prose,
 .prose p,
 .prose li,
-.prose span,
 article,
 [class*="prose"] {
   font-family: 'TWK Lausanne', sans-serif !important;