Hi @szymon,
Thank you for reaching out to us, To change the active menu item color and for the round border, add the following code in the Theme Options > CSS:
.x-navbar .desktop .x-nav>li>a>span {
border: 1px solid rgba(0, 0, 0, 0.2) !important;
}
.x-navbar .desktop .x-nav > li > a:hover, .x-navbar .desktop .x-nav > .x-active > a, .x-navbar .desktop .x-nav > .current-menu-item > a, .x-navbar .desktop .sub-menu a:hover, .x-navbar .desktop .sub-menu .x-active > a, .x-navbar .desktop .sub-menu .current-menu-item > a, .x-navbar .desktop .x-nav .x-megamenu > .sub-menu > li > a, .x-navbar .mobile .x-nav li > a:hover, .x-navbar .mobile .x-nav .x-active > a, .x-navbar .mobile .x-nav .current-menu-item > a {
color: #2e2e2e;
}
Here are some related links for further reading, this could help you in finding and implementing some CSS fixes:
Don’t forget to clear all caches including your browser’s cache after adding the code. Let us know how this goes!