* {
    margin: 0; padding: 0;
  }
  
  html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  
  #container {
    overflow: hidden;
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
  }
  
  #videobackgrounddark {
    position: fixed;
    right: 0;
    bottom: 0;
    min-width: 100%;
    min-height: 100%;
  }
  
  #videobackgroundlight {
    position: fixed;
    right: 0;
    bottom: 0;
    min-width: 100%;
    min-height: 100%;
  }
  
  /* Demo page specific styles */
  
  body {
    text-align: center;
    font-family: 'proxima-nova', Helvetica;
  }
  
  #container {
    height: 100%;
  }
  
  #overlay {
    position: absolute;
    top: 0; right: 0; left: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
  }
  
  #main_content {
    z-index: 2;
    position: relative;
    display: inline-block;
  
    /* Vertical center */
    top: 45%;
    transform: translateY(-55%);
  }
  
  #main_content h1 {
    text-transform: uppercase;
    font-weight: 600;
    font-family: 'proxima-nova-condensed', Helvetica;
    color: #fff;
    font-size: 49px;
  }
  
  .noselect {
    -webkit-touch-callout: none; /* iOS Safari */
      -webkit-user-select: none; /* Safari */
       -khtml-user-select: none; /* Konqueror HTML */
         -moz-user-select: none; /* Old versions of Firefox */
          -ms-user-select: none; /* Internet Explorer/Edge */
              user-select: none; /* Non-prefixed version, currently
                                    supported by Chrome, Edge, Opera and Firefox */
  }
  
  /*#main_content .sub_head {
    color: rgba(255,255,255,0.5);
    font-size: 18px;
  }
  
  #main_content .info {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    margin-top: 10px;
  }
  
  #links {
    margin-top: 50px;
  }
  
  
  videobackgroundlight {
    display: none;
  }
  
  @media (prefers-color-scheme: light) {
    #videobackgrounddark {
      display: none;
    }
  
    #videobackgroundlight {
      display: block;
    }
  }*/