*, *::before, *::after {
  box-sizing: border-box;
  line-height: 1.4em;
}

body {
  margin: 0;
  width: 100vw;
  /*min-height: 100vh;*/
  height: 100vh;

  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  background-color: #333;
  color: #eee;
  font-family: sans-serif;
}