body{
  background-color: black;
  color: white;
  font-family: Consolas, 'Courier New', Courier, monospace;
  transition: 0.03s;
  font-size: 2vw;
  border: dotted;
  border-radius: 1rem;
  margin: 2vw;
}

header{
    text-align: center;
}
header img{
    margin-top: 0.5rem;
}

.introduction{
    width: 40vw;
    border: solid;
    border-radius: 1rem;
    box-sizing: border-box;
    text-align: center;
    margin: 1vw;
}

.introduction h2{
    margin-top: 0;
    color: black;
    background-color: white;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}