1) How to change the black background of your footer column?
Open,
Admin CP->>>
Your Style>>>
All style options>>>
Additional CSS Definitions>>>, find
Code:
.footer1 {
background: #000;
}
Replace #000 with your background color/image.
2) How to change the red title color?
Open, Admin CP->>>
Your Style>>>
All style options>>>
Additional CSS Definitions>>> find
Code:
.footer1 .container .col4 h3 {
color: #FF0000;
}
Replace #FF0000 with your color.
For the remaining doubts just ask here, i will try to help you out.