fix mobile view

src/pages/docs/how-to/register-peers-using-setup-keys.mdx

@@ -1,5 +1,5 @@
 
-# Setup Keys
+# Register Peers using Setup Keys
 
 Setup key is a pre-authentication key that allows to register new machines in your network.
 It simply associates a machine with an account on a first run.

src/pages/docs/how-to/restrict-access-to-peers.mdx

@@ -1,5 +1,5 @@
 
-# Access Control
+# Restrict Access to Peers
 NetBird allows administrators to restrict access to resources (peers) by creating access rules and
 defining what peer groups are permitted to establish connections with one another.
 

src/pages/docs/how-to/use-service-users-with-access-token.mdx

@@ -1,5 +1,5 @@
 
-# Users
+# Use Service Users with Access Token
 
 ## Service Users