HTTPS page loads HTTP CSS

How to fix it

Update the stylesheet URL to https:// or self-host the file.

Sibling checks in this category

• HTTPS page links to HTTP - An HTTPS page contains a plain HTTP link. Triggers mixed-content warnings on click-through.
• HTTP page links to HTTPS - An HTTP page links to HTTPS. Usually fine, but suggests the page itself should also be HTTPS.
• HTTPS page loads HTTP JS - Script loaded over HTTP from an HTTPS page. Blocked as mixed content; the page may break.
• HTTPS page loads HTTP image - Image loaded over HTTP from an HTTPS page. Causes mixed-content warnings.

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