* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #0b0b0b;
  color: #fff;
  height: 100vh;
}

.wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.box {
  text-align: center;
}