html {
  height: 100%
}

body {
  min-height: 100vh;
  background-color: #37424a;
  background-position: right;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  
  font-family: Arial, sans-serif;
  font-size: 16px;
  color: #fff;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  margin: 0;
}

main {
  max-width: 420px;
  padding: 1em;
  margin-right: 18%;
  margin-top: 80px;
  align-self: flex-end;
}

@media only screen and (max-width: 960px) {
  main {
    margin: 3em 0 0 0;
    padding: 0 3em;
    align-self: center;
  }
}

p {
  font-size: 1.325em;
}

footer img {
  margin: 3em 0;
}