body {
  font-family: Helvetica;
  font-size: 18px;
}

#current-slide,
#upcoming-slide,
#speaker-controls {
  padding: 6px;
  box-sizing: border-box;
  -moz-box-sizing: border-box;
}

#current-slide iframe,
#upcoming-slide iframe {
  width: 100%;
  height: 100%;
  border: 1px solid #ddd;
}

#current-slide .label,
#upcoming-slide .label {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}

.overlay-element {
  height: 34px;
  line-height: 34px;
  padding: 0 10px;
  text-shadow: none;
  background: rgba( 220, 220, 220, 0.8 );
  color: #222;
  font-size: 14px;
}

.overlay-element.interactive:hover {
  background: rgba( 220, 220, 220, 1 );
}

#current-slide {
  position: absolute;
  width: 60%;
  height: 100%;
  top: 0;
  left: 0;
  padding-right: 0;
}

#upcoming-slide {
  position: absolute;
  width: 40%;
  height: 40%;
  right: 0;
  top: 0;
}

/* Speaker controls */
#speaker-controls {
  position: absolute;
  top: 40%;
  right: 0;
  width: 40%;
  height: 60%;
  overflow: auto;
  font-size: 18px;
}

  .speaker-controls-time.hidden,
  .speaker-controls-notes.hidden {
    display: none;
  }

  .speaker-controls-time .label,
  .speaker-controls-notes .label {
    text-transform: uppercase;
    font-weight: normal;
    font-size: 0.66em;
    color: #666;
    margin: 0;
  }

  .speaker-controls-time {
    border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );
    margin-bottom: 10px;
    padding: 10px 16px;
    padding-bottom: 20px;
    cursor: pointer;
  }

  .speaker-controls-time .reset-button {
    opacity: 0;
    float: right;
    color: #666;
    text-decoration: none;
  }
  .speaker-controls-time:hover .reset-button {
    opacity: 1;
  }

  .speaker-controls-time .timer,
  .speaker-controls-time .clock {
    width: 50%;
    font-size: 1.9em;
  }

  .speaker-controls-time .timer {
    float: left;
  }

  .speaker-controls-time .clock {
    float: right;
    text-align: right;
  }

  .speaker-controls-time span.mute {
    color: #bbb;
  }

  .speaker-controls-notes {
    padding: 10px 16px;
  }

  .speaker-controls-notes .value {
    margin-top: 5px;
    line-height: 1.4;
    font-size: 1.2em;
  }

/* Layout selector */
#speaker-layout {
  position: absolute;
  top: 10px;
  right: 10px;
  color: #222;
  z-index: 10;
}
  #speaker-layout select {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border: 0;
    box-shadow: 0;
    cursor: pointer;
    opacity: 0;

    font-size: 1em;
    background-color: transparent;

    -moz-appearance: none;
    -webkit-appearance: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  }

  #speaker-layout select:focus {
    outline: none;
    box-shadow: none;
  }

.clear {
  clear: both;
}

/* Speaker layout: Wide */
body[data-speaker-layout="wide"] #current-slide,
body[data-speaker-layout="wide"] #upcoming-slide {
  width: 50%;
  height: 45%;
  padding: 6px;
}

body[data-speaker-layout="wide"] #current-slide {
  top: 0;
  left: 0;
}

body[data-speaker-layout="wide"] #upcoming-slide {
  top: 0;
  left: 50%;
}

body[data-speaker-layout="wide"] #speaker-controls {
  top: 45%;
  left: 0;
  width: 100%;
  height: 50%;
  font-size: 1.25em;
}

/* Speaker layout: Tall */
body[data-speaker-layout="tall"] #current-slide,
body[data-speaker-layout="tall"] #upcoming-slide {
  width: 45%;
  height: 50%;
  padding: 6px;
}

body[data-speaker-layout="tall"] #current-slide {
  top: 0;
  left: 0;
}

body[data-speaker-layout="tall"] #upcoming-slide {
  top: 50%;
  left: 0;
}

body[data-speaker-layout="tall"] #speaker-controls {
  padding-top: 40px;
  top: 0;
  left: 45%;
  width: 55%;
  height: 100%;
  font-size: 1.25em;
}

/* Speaker layout: Notes only */
body[data-speaker-layout="notes-only"] #current-slide,
body[data-speaker-layout="notes-only"] #upcoming-slide {
  display: none;
}

body[data-speaker-layout="notes-only"] #speaker-controls {
  padding-top: 40px;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  font-size: 1.25em;
}