Getting google fonts via http causes mixed content error like below.
Mixed Content: The page at 'https://bon-chi.github.io/blog/' was loaded over HTTPS,
but requested an insecure stylesheet 'http://fonts.googleapis.com/css?family=PT+Sans:400,400italic,700|Abril+Fatface'.
This request has been blocked; the content must be served over HTTPS.
Getting google fonts via http causes mixed content error like below.