index.css

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}

.Countdown {
  text-align: center;
  color: blue;
}

.NavbarLogin {
  color: white;
}

.NavbarLogin:hover {
  color: rgb(175, 190, 175);
}

.LeaderboardData {
  background-color: blue;
  color: white;
}

div#LDBRDData {
  text-align: center;
}

div button {
  background-color: #0c72d3;
  color: white;
  border-radius: 20px;
  border: 0px;
  height: 60px;
  width: 150px;
}