Hello,
1. You may add custom code in Custom css for page, use inspector to find out what styles to change http://prntscr.com/gs85wg
Read more https://developers.google.com/web/tools/chrome-devtools/inspect-styles/
2. Unfortunately, this can’t be done.
3-4. Please check settings of plugin that you use.
5.
.et-header-full-width .top-bar .my-account-link ul {
background-color: black;
border-color: black;
}
.my-account-link ul > li > a {
color: red !important;
}
6. Do you have NEW ARRIVALS, RARE and COLLECTIBLE pages? Simply use Products elements with appropriate settings on these pages.
7. https://developers.google.com/web/tools/chrome-devtools/inspect-styles/ http://prntscr.com/gs8ebp
Regards