폰트오썸

 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.14.0/css/all.min.css" integrity="sha512-1PKOgIY59xJ8Co8+NE6FZ+LOAZKjy+KY8iq0G4B3CyeY6wYHN3yt9PW0XpSriVlkMXe40PTKnXrLnZ9+fkDaog==" crossorigin="anonymous" />

html

    <div class="counter-container">
      <i class="fab fa-twitter fa-3x"></i>
      <div class="counter" data-target="12000">12000</div>
      <span>Twitter Followers</span>
    </div>

    <div class="counter-container">
      <i class="fab fa-youtube fa-3x"></i>
      <div class="counter" data-target="5000">5000</div>
      <span>YouTube Subscribers</span>
    </div>

    <div class="counter-container">
      <i class="fab fa-facebook fa-3x"></i>
      <div class="counter" data-target="7500">7500</div>
      <span>Facebook Fans</span>
    </div>

css

@import url('https://fonts.googleapis.com/css?family=Roboto+Mono&display=swap');

* {
  box-sizing: border-box;
}

body {
  background-color: #8e44ad;
  color: #fff;
  font-family: 'Roboto Mono', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

.counter-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  margin: 30px 50px;
}

.counter {
  font-size: 60px;
  margin-top: 10px;
}

@media (max-width: 580px) {
  body {
    flex-direction: column;
  }
}