* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}
body div {
  border: red solid 1px;
  height: 100px;
  width: 100px;
}

/*# sourceMappingURL=style.css.map */