* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-image: url('background.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  color: white;
}

.overlay {
  background: rgba(0, 0, 0, 0.5);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

p {
  font-size: 1.5rem;
}

.cursor {
  display: inline-block;
  margin-left: 5px;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  from, to {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
}