#primary-menu .menu-item.last > a {
    position: relative; /* Allows use of the pseudo-element */
    padding-left: 10px; /* Adds spacing between text and border */
}

#primary-menu .menu-item.last > a::before {
    content: ''; /* Creates the pseudo-element */
    position: absolute;
    left: 0;
    top: 50%; /* Starts the border at the middle */
    transform: translateY(-50%); /* Centers the border vertically */
    height: 40px; /* Sets the border height */
    width: 1px; /* Sets the border width */
    background-color: black; /* Matches the text color */
}