/* Only fix the visible top phone button text color */
a.btn.btn-call.nav-call,
a.btn-call.nav-call {
  color: #ffffff !important;
  font-weight: 800 !important;
  opacity: 1 !important;
}

a.btn.btn-call.nav-call span,
a.btn-call.nav-call span {
  color: #ffffff !important;
  opacity: 1 !important;
}