body {
  background-color: #1b1e23;
  color: #ffffff;
  font-family: "Nanum Gothic Coding", monospace;
  font-weight: 400;
  font-style: normal;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
}