body, html {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  color: #E6EDF3;
  background-color: #282E35;
  max-width: 30rem;
  padding: 2rem;
  margin: auto;
  animation: fadeIn 1.25s;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

p {
  font-family: 'Constantia', 'Lucida Bright', 'Lucidabright', 'Lucida Serif', Lucida, 'DejaVu Serif', 'Bitstream Vera Serif', 'Liberation Serif', Georgia, serif;
  line-height: 1.6;
}

a {
  color: #3FD558;
  line-height: 2.5;
}