Update README.md

README.md

@@ -36,7 +36,7 @@ or as a package from your GNU/Linux distribution. If you are neither on GNU/Linu
    append `:5950` to it. So, the `VNC server` entry should look like
    this `XXX.XXX.XXX.XXX:5950`.
 9. Click `Connect`.
-10. When at the login screen, ensure you are using the `Xfce Session` (settings wheel, bottom right) before entering your password.
+10. **When at the login screen, ensure you are using the `Xfce Session` (settings wheel, bottom right) before entering your password**.
 11. Pro-tip: User experience may be better in fullscreen (`F8` and select `fullscreen`)
 
 ## Using Environmental Cheminformatics programs