/* Overview page specific overrides. */
.overview.vcenter {
  min-height: 100%;  /* Fallback for browsers do NOT support vh unit */
  min-height: 100vh; /* These two lines are counted as one :-)       */

  display: flex;
  align-items: center;
}
.overview h1 {
  line-height: 0.9em;
  margin-bottom: 0.5em;
  font-size: 6em;
  font-family: 'Source Sans Pro', Helvetica, sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  text-shadow: none;
}
.overview h2 {
  font-size: 190px;
  line-height: 0.8em;
}
.overview .lead {
  font-size: 3em;
  line-height: 0.9em;
  margin-bottom: 0.9em;
}
.overview .col-md-6 {
  padding-bottom: 10px;
}

/* Fancy title image. */
.reveal h1 {
  line-height: 0.9em;
  margin-bottom: 0.75em;
}
h1 span.title-divider {
  overflow: hidden;
  text-align: center;
  display: block;
  font: 90px "Times New Roman";
  font-style: oblique;
  text-transform: lowercase;
  margin: -0.2em auto 0.1em;
}
h1 span.title-divider:before,
h1 span.title-divider:after {
  background-color: #000;
  content: "";
  display: inline-block;
  height: 2px;
  border-radius: 100%;
  position: relative;
  vertical-align: middle;
  width: 50%;
}
h1 span.title-divider:before {
  right: 0.5em;
  margin-left: -50%;
}
h1 span.title-divider:after {
  left: 0.5em;
  margin-right: -50%;
}

/* Bootstrap additions. */
.text-very-muted {
  color: #BBB;
}

/* Presentation specific overrides. */
.reveal table td.align-center {
  text-align: center;
}
.reveal table th.align-center {
  text-align: center;
}
.reveal table td.big-font {
  font-size: 90px;
}
.reveal table.align-center-except-first-column th:nth-child(1n+2),
.reveal table.align-center-except-first-column td:nth-child(1n+2) {
  text-align: center;
}
.reveal table.align-center-except-first-column td:nth-child(1n+2):empty:after {
  content: "?";
  color: #777;
}
.reveal mark {
  background: #d9edf7;
  font-weight: bold;
  padding-left: 4px;
  padding-right: 4px;
}
.reveal .slide-number {
  font-size: 32px;
}
.reveal .dice {
  font-size: 20rem;
  line-height: 0.6em;
}
.reveal .dice .rolling {
  color: black;
}
.reveal .dice .six {
  color: #00aaff;
}