style changes and introducing /add-ssh-key-to-existing-capsul

capsulflask/templates/ssh-public-keys.html

@@ -41,7 +41,17 @@
     <div class="smalltext">
       <p>Paste the contents of your SSH public key file here. 
         ( Something like <span class='code'>~/.ssh/id_rsa.pub</span> )
-      </p><p>
+      </p>
+      <blockquote>
+        <b>ℹ️ INFO:</b> The tilde <span class="code">~</span> here represents the user's home directory, 
+        <ul>
+          <li>Linux: <span class="code">/home/username</span></li>
+          <li>Windows: <span class="code">C:\Users\username</span></li>
+          <li>MacOS: <span class="code">/Users/username</span></li>
+        </ul>
+        
+      </blockquote>
+      <p>
         The contents of this file should look similar to 
         <span class='code'>ssh-rsa AAAAC3NzaC1l...Yqv== me@my-computer</span>
       </p><p>