* {
  box-sizing: border-box;
}

h1{
  text-decoration: underline;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: "Gill Sans", "Gill Sans MT", "Trebuchet MS", sans-serif;
}

canvas {
  border: 0.5em solid black;
  max-height: 65vw;
  max-width: 65vw;
}