* {
    margin: 0;
    padding: 0;
  }
  
  html,
  body {
    width: 100%;
    height: 100%;
  }
  
  body {
    background-color: #222a21;
    font-family: 'Open Sans', sans-serif;
  }
  
  #wrapper {
    display: inline-block;
    max-width: 500px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
  }
  
  .logo {
    display: block;
    margin: 0 auto 30px;
    padding: 5px;
    width: 250px;
  }

  .wrapper {
    height: 1vh;
    /*This part is important for centering*/
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .typing-demo {
    width: 30ch;
    animation: typing 3s steps(30), blink .5s step-end infinite alternate;
    white-space: nowrap;
    overflow: hidden;
    border-right: 3px solid;
    font-family: monospace;
    font-size: 2em;
  }
  
  @keyframes typing {
    from {
      width: 0
    }
  }
      
  @keyframes blink {
    50% {
      border-color: transparent
    }
  }