Danke Euch, so geht es:
.menue > ul:last-child {border-right: 1px solid #fff;}
.menue > ul > li:not(:first-child) > a {border-left: 1px solid #fff;}
Danke Euch, so geht es:
.menue > ul:last-child {border-right: 1px solid #fff;}
.menue > ul > li:not(:first-child) > a {border-left: 1px solid #fff;}