1. If you want choose theme: black, blue, red, brow…, you can login administrator, go to Extensions->Template Manager->choose SJ Template

in Template Settings, please open Style Settings tab, select theme in Default Style field and Save.

2. If you want to change text color, body background color or link color, please login administrator, go to Extensions->Template Manager->choose SJ Template
in Template Settings, please open Site Styles tab and enter color code in Link color, Body background color and Text color field. Then click Save.

3. If you want to disable Cpanel, please go to Template Manager, choose edit SJ Template, in tab Options->Advanced Options: choose Show Cpanel field is No.