fix: image

Author: WcaleNieWolny

src/content/docs/docs/public-api/api-keys.mdx

@@ -17,9 +17,7 @@ API keys are used to authenticate requests to the Capgo API. Each key can have d
 Key modes follow a stepped/gradual schema. If you have a upload key, and then you create an write key, the write key will be able to do everything that the upload key could.
 Please take a look at the following diagram to better understand how API key work.
 
-<div class="mx-auto">
-  <img src="/capgo_apikeys_diagram.webp" alt="A diagram explaining how API key work"
-</div>
+<figure><img style="margin-left: auto; margin-right: auto" src="/capgo_apikeys_diagram.webp" alt="A diagram explaining how API key work" /><figcaption></figcaption></figure>
 
 ## Security Best Practices