/* Stylesheet override */

article {
  font-size: 22px;
}

h2, h3, h4, h5, h6 {
  margin-block-start: 0;
  margin-block-end: 0.5em;
}

/* Presentation controller */

#presentCont {
  margin: 0.5em 0.5em 0.5em 0;
}

#presentCont > img {
  height: 1.4em;
}

/* Slides styles */

.fow {
  flex-direction: row;
}

.fow > *:not(:last-child) {
  margin-right: 0.5em;
}

.fol {
  flex-direction: column;
}

.fol > *:not(:last-child) {
  margin-bottom: 0.5em;
}

.fow, .fol {
  display: flex;
  flex-wrap: nowrap;
}

.fow, .fol, .fow > *, .fol > *, .slide > * {
  min-width: 0;
  min-height: 0;
}

.slide {
  display: flex;
  flex-direction: column;
  width: 297mm; /* Size of landscape A4 paper */
  height: 210mm;

  padding: 1em;
  box-sizing: border-box;
}

.centered {
  text-align: center;
}

.centered > h1::after, .centered > h2::after, .centered > h3::after {
  content: " \2550"
}

.flexer {
  flex: 1;
}

/* Media specific stylings */

@media screen {
  .slide {
    border: 1px solid var(--fg-color);
    margin-bottom: 1em;
  }
}

@media print {
  article, body {
    margin: 0;
    border: none !important;
    padding: 0;
    max-width: auto;
  }

  nav {
    display: none !important;
  }

  .slide {
    width: 296.99mm;
    height: 209.616mm;
  }
}

/* Presenting mode */

.invisible {
  visibility: hidden;
}

.nodisplay {
  display: none;
}

.no-overflow {
  overflow: hidden;
}

.absolute-slide {
  visibility: visible;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  margin: 0 auto;
  height: min(100vh, 100vw / 1.414);
  width: min(100vh * 1.414, 100vw);
  border: none;
}

.absolute-cont {
  visibility: visible;
  position: absolute;
  bottom: 0;
  right: 0;
  opacity: 40%;
  z-index: 10;
}