Hi there!
Thanks for reaching out to us.
Please use the following code in your custom CSS:
.sp-megamenu-wrapper {
margin-left: auto;
}
Menu color with this:
.sp-megamenu-parent>li>a, .sp-megamenu-parent>li>span {
color: red;
}
Please use your desired color in the above code.
And active menu color changing sample code:
.sp-megamenu-parent>li.active>a, .sp-megamenu-parent>li.active:hover>a {
color: #9745cb !important;
}
Here is all about custom code placement in Helix Ultimate: https://www.joomshaper.com/documentation/helix-framework/custom-code-css-js-meta
Best Regards