@media (min-width: 992px) {
  #mainNav {
    padding-top: 25px;
    padding-bottom: 25px;
    transition: padding-top .3s,padding-bottom .3s;
    border: none;
    background-color: rgba(0,0,0,0);
  }
}

p {
  color: rgba(255,255,255,0.75);
}