/* lg */ 
@media (min-width: 1200px) {

}

/* md */
@media (min-width: 992px) and (max-width: 1199px) {
  .btn-main {
    font-size: .90em;
    margin-bottom: 5px;
  }
}

/* sm */
@media (min-width: 768px) and (max-width: 991px) {
  .btn-main {
    font-size: .65em;
    margin-bottom: 3.75px;
  }
}

/* xs */
@media (max-width: 767px) {
  .sub-nav {
    margin-top: 10px;
  }
}

/* XS Portrait */
@media (max-width: 479px) {

}