html {
  background-color: #9200e5;
  background-image: url("img/iris.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100%;
  background-attachment: fixed;
  font-size: 16px;

  @media (max-width: 1000px) {
    font-size: calc(12px + .4vw);
  }
}

body {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  font-size: 1rem;
}

.box {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  text-align: center;
  align-items: center;
  justify-content: center;
  height: 12rem;
}

h1 {
  font-size: 4rem;
}

h2 {
  font-size: 2rem;
}

header p {
  font-size: 2rem;
}

header p.italic {
  font-style: italic;
}

.blink {
  animation: blinker 1s step-end infinite;
}

@keyframes blinker {
  50% {
    opacity: 0;
  }
}