body {
  height: 100%;
  margin: 0;
}

.container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
}
.logo img {
  width: 300px;
}

@media screen and (max-width: 430px) {
  html {
    font-size: 62.5%;
  }
  .logo img {
    width: 200px;
  }
  .message {
    font-size: 1.5em;
  }
}

@media screen and (max-width: 360px) {
  .message {
    font-size: 1.25em;
  }
}