html,
body {
    height: 100%;
    margin: 0;
    overflow: hidden;
    font-size: 2vw;
}

body {
    display: flex;
    flex-direction: column;
    align-content: center;
    justify-content: center;
}

h2 {
    font-size: 5em;
    text-align: center;
}
p {
    font-size: 2.5em;
    text-align: center;
}

strong {
    color: #209CEE;
}

@media screen and (min-width: 50em) {
  html, body {
    font-size: 1em;
  }
}