@font-face {
  font-family:'Roboto';
  font-style:bold;
  font-weight:600;
  src:url(roboto.woff2) format('woff2');
  font-display:swap
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #000000;
  font-size: min(1vw, 1.778vh);
  overflow:clip;
  font-family: Roboto, sans-serif;
}

#ar {
  width: 100em;
  height: 56.25em;
}

#render {
  font-size: 1em;
  a {
    color: #BBBBff;
    img {
      vertical-align: bottom;
    }
  }
  .ui {
    position: fixed;
    z-index: 999999;
    color: #ffffff;
    top: 20px;
    left: 20px;
    text-shadow: #000000 2px 0 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    font-size:2em;
    &.visible {
      opacity: 0.75;
    }
    a {
      color: inherit;
      text-decoration: none;
      font-size: 1.0em;
    }
    a.disabled {
      color: transparent;
      cursor: default;
    }
    select {
      margin: 0 5px;
      outline: none;
    }
  }
}

#fullscreen {
  font-weight: bold;
}
#fs {
  margin-left:10px;
}

.page {
  position: absolute;
  transform-origin: top left 0px;
  transition: opacity .5s ease-in-out;
}
.page.inactive {
  opacity: 0.5;
  transition: opacity .5s ease-in-out;
}

[data-action] {
  height: 2em;
  vertical-align: middle;
  cursor: pointer;
}

#viewport {
  transition: all 1s ease-in-out;
  transform-style: preserve-3d;
  transform-origin: top left 0px;
}
#render {
  overflow: clip;
  height:100vh;
  perspective: 1000px;
}

.option {
  width:100%;
  height:100%;
}