Changinge box header color in the footer

Hello khaledsa,

First of all, please keep in mind that if you keep replying you will only delay your answer because we answer from oldest to newest. Posting more and more replies will only move your post to the fresher ones and delay the answer further. For future optimal response time, please only post once and wait for the reply as we answer every message. Please wait your turn!
Please check the theme panel settings from here -> https://www.screencast.com/t/m5SyFcQK if you want to make some changes for your footer section.
If is not what you mean, please provide more details, some useful screenshots with your problem so I will be able to provide a more accurate response.

Thanks for your understanding!

Hello,

You can try using the code below and place it in Theme panel -> Custom CSS area,

The code is ->

.td-footer-wrapper div .td_block_template_4 .td-block-title > * {
background-color: blue;
}
.td-footer-wrapper div .td_block_template_4 .td-block-title > *:before {
border-color: blue transparent transparent transparent;
}

The result is here -> https://www.screencast.com/t/ysqPvZuTbl4

Thanks.