html,
body {
  height: 100%;
}

body {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  tab-size: 4;
  margin: 0;
  background-color: #f0fdf4;
}

main {
  min-height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

main svg {
  width: 320px;
}