html {
    background: #000;
    font-family: "Noto Serif", serif;
    -webkit-font-smoothing: antialiased;
    text-align: center;
  }
  
  video#bgvid {
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -100;
    transform: translateX(-50%) translateY(-50%);
    background-size: cover;
  }
  
  header {
    position: relative;
    margin: 30px 0;
  }
  
  header:after {
    content: "";
    width: 460px;
    height: 15px;
    background: url(images/intro-div.svg) no-repeat center;
    display: inline-block;
    text-align: center;
    background-size: 70%;
  }
  
  h1 {
    color: #fff;
    font-size: 50px;
    font-weight: 400;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin: 0;
  }
  
  h2 {
    color: #fff;
    font-size: 24px;
    font-style: italic;
    font-weight: 400;
    margin: 0 0 30px;
  }
  
  .nowplaying {
    font-size: 120px;
    line-height: 1;
    color: #eee;
    text-shadow: 0 0 5rem #028ae9;
    transition: all 0.07s ease;
    min-height: 120px;
  }
  
  .keys {
    display: block;
    width: 100%;
    height: 350px;
    max-width: 880px;
    position: relative;
    margin: 40px auto 0;
    cursor: none;
  }
  
  .key {
    position: relative;
    border: 4px solid black;
    border-radius: 0.5rem;
    transition: all 0.07s ease;
    display: block;
    box-sizing: border-box;
    z-index: 2;
  }
  
  .key:not(.sharp) {
    float: left;
    width: 10%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
  }
  
  .key.sharp {
    position: absolute;
    width: 6%;
    height: 60%;
    background: #000;
    color: #eee;
    top: 0;
    z-index: 3;
  }
  
  .key[data-key="87"] {
    left: 7%;
  }
  
  .key[data-key="69"] {
    left: 17%;
  }
  
  .key[data-key="84"] {
    left: 37%;
  }
  
  .key[data-key="89"] {
    left: 47%;
  }
  
  .key[data-key="85"] {
    left: 57%;
  }
  
  .key[data-key="79"] {
    left: 77%;
  }
  
  .key[data-key="80"] {
    left: 87%;
  }
  
  .playing {
    transform: scale(0.95);
    border-color: #028ae9;
    box-shadow: 0 0 1rem #028ae9;
  }
  
  .hints {
    display: block;
    width: 100%;
    opacity: 0;
    position: absolute;
    bottom: 7px;
    transition: opacity 0.3s ease-out;
    font-size: 20px;
  }
  
  .keys:hover .hints {
    opacity: 1;
  }