@media (min-width: 1600px) {
    div.brand .tn-atom {
    font-size:44vh !important;
}
}

@media (min-width: 960px) and (max-width: 1599px) {
    div.brand .tn-atom {
    font-size:37vh !important;
}
}

@media (min-width: 640px) and (max-width: 959px) and (orientation: portrait){
   div.brand .tn-atom {
    font-size:28vh !important;
}
}