body {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  padding: 0;
  margin: 0;
  background-color: #111;

  margin: 2rem;
  width: 100vw;
  min-height: 100vh;
  overflow-x: hidden;
  user-select: none;
  font-family: 'Roboto', sans-serif;
  color: #ddd;

  background-attachment: fixed;
  background-image: url(bg.png);
  background-size: cover;
  background-position: center bottom;
}

a {
  color: #ff9500;
  text-decoration: none;
}

main {
  margin: 0 15rem;
  font-size: 1.5rem;
}

.placeholder {
  width: 500px;
  user-select: none;
}

@media (max-width: 767px) {
  body {
    padding: 0;
    margin: 1rem;
    padding-bottom: 10%;
    width: 90vw;
  }

  .background img {
    top: 2rem;
  }

  main {
    margin: 0 1rem;
  }

  .placeholder {
    width: 90%;
  }
}