Add <!DOCTYPE html>

C-Ezra-M · web-flow · commit f90a98bc6d6b · 2022-08-06T18:07:55.000+02:00
I got intrigued by a quirks mode warning and just had to fix this.
diff --git a/web-fonts/basic-web-font.html b/web-fonts/basic-web-font.html
@@ -1,3 +1,4 @@
+<!DOCTYPE html>
 <html>
 <head>
   <title>Web Font Sample</title>
