Hi there,
It is not possible to do so, but you can add the code below to X > Launch > Options > CSS which will handle the problem:
@media (min-width: 980px) {
body .x-navbar .desktop .x-nav > li > a {
font-size: 10px;
}
}
@media (min-width: 1030px) {
body .x-navbar .desktop .x-nav > li > a {
font-size: 11px;
}
}
@media (min-width: 1100px) {
body .x-navbar .desktop .x-nav > li > a {
font-size: 12px;
}
}
@media (min-width: 1175px) {
body .x-navbar .desktop .x-nav > li > a {
font-size: 13px;
}
}
@media (min-width: 1250px) {
body .x-navbar .desktop .x-nav > li > a {
font-size: 14px;
}
}
Thank you.