If you are using a custom font for your server and the text is not aligned in the box correctly like in the picture below modify the Config files parameters:
Config.BoxWidth = 0.0 -- Only modify this value if you are using a custom font for your server
Config.KeyHeight = 0.0 -- Only modify this value if you are using a custom font for your server
Config.MessageHeight = 0.0 -- Only modify this value if you are using a custom font for your server