@media (min-width: 500px) {
  #logo {
    width: 200px;
    margin: 40px auto 20px auto;
    display: block;
  }
}

@media (max-width: 499px) {
  #logo {
    width: 50%;
    margin: 40px auto 40px auto;
    display: block;
  }
}

#tagline {
  font-size: 30px;
  font-family: Asap, sans-serif;
  text-align: center;
  width: 100%;
}