.default-style .search-nav.nav {
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important
}

.material-style .search-nav.nav {
    border: none !important;
    -webkit-box-shadow: 0 -1px 0 rgba(0, 0, 0, 0.06) inset !important;
    box-shadow: 0 -1px 0 rgba(0, 0, 0, 0.06) inset !important
}