* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  font-size: 16px;
  font-family: "Roboto", sans-serif;
  color: black;
  background-color: white;
}

main {
  max-width: 320px;
  margin: 0 auto;
  text-align: center;
}