Footer background OJS 3.0.0.13

[Mahmood_Khosrowjerdi]

Describe the issue or problem
Hello, I would like to change the footer background for the main site and journal sites for https://digitalization.site, However, I am not sure how I could change the current footer background to #f0f0f0
Anyone could help me?

Best wishes,
Mahmood

[mohd_arshad]

in you custom css

.pkp_structure_footer_wrapper {
    background: #f0f0f0;
}