div.logo {
  padding-top: 40px;
  width: auto;
  height: auto;
  display: block;
  margin: 0 auto;
  padding-bottom: 40px;
}

div.logo img {
  display: block;
  height: 200px;
  width: 200px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 979px) and (min-width: 640px) {
  div.logo {
    width: 450px;
  }
}

@media (max-width: 640px) and (min-width: 300px) {
  div.logo {
    width: 300px;
  }
}

@media (max-width: 300px) {
  div.logo {
    width: 150px;
  }
}

footer {
  background-color: #E8ECEF;
  margin: 0 -20px;
  padding: 0 20px;
}