:root {
  --bg-color: #F8F8F8;
  --bg-color-alt: #E8EEF0;
  --bg-color-highlighted: #FFFFDD;
  --fg-color: #0F0F0F;
  --fg-color-hover: #3F3FCF;
  --nav-color: #1F1F1F;
  --nav-text-color: #BBBBBB;
  --nav-text-color-hover: #E9E9E9;

  --nav-min-height: 64px;
  --min-footer-height: 80px;
  --max-footer-height: 6em;
  --nav-title-size: 32px;
  --nav-link-size: 22px;
  --content-size: 24px;
  --footer-size: 18px;
  --title-size: 48px;
  --navbar-position: fixed;
  --navbar-direction: row;
}

@keyframes highlighted {
  from {
    background-color: var(--bg-color-highlighted);
  }
  to {
    background-color: var(--bg-color);
  }
}

.content-entry:target {
  animation-name: highlighted;
  animation-duration: 30s;
}

@media screen and (orientation: portrait) and (max-device-width: 640px) {
  :root {
    --nav-link-size: 30px;
  }
}

@media (max-device-width: 640px) {
  :root {
    --navbar-position: relative;
    --navbar-direction: column;
    --nav-title-size: 44px;
  }
}

@media print {
  :root {
    --bg-color: #FFFFFF;
    --fg-color: #000000;

    --content-size: 18px;
    --footer-size: 14px;
  }

  nav, .doNotPrint {
    display: none;
  }

  .content {
    padding: 0px !important;
    padding-top: 0px !important;
  }

  footer {
    padding-bottom: 0px !important;
  }
}

body {
  background-color: var(--bg-color);
  color: var(--fg-color);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a, a:visited, a:active, a:link {
  color: inherit;
}

nav a, nav a:visited, nav a:active, nav a:link {
  text-decoration: none;
}

nav a:hover {
  color: var(--nav-text-color-hover)
}

.content a:hover {
  color: var(--fg-color-hover)
}


nav {
  position: var(--navbar-position);
  width: 100%;
  min-height: var(--nav-min-height);
  background-color: var(--nav-color);
}

nav .inner-nav {
  display: flex;
  flex: 1;
  flex-direction: var(--navbar-direction);
  align-items: center;
  padding: 8px 16px;
  color: var(--nav-text-color);
  user-select: none;
}

nav .inner-nav .nav-title {
  font-family: 'PT Sans', sans-serif;
  font-size: var(--nav-title-size);
  display: inline;
  flex: 1;
  padding: 4px 16px;
  min-width: fit-content;
}

nav .inner-nav .nav-links {
  display: flex;
  flex-wrap: wrap;
  padding: 0 16px;
}

nav .inner-nav .nav-link {
  font-family: 'PT Sans', sans-serif;
  font-size: var(--nav-link-size);
  display: inline;
  padding: 4px 10px;
  flex: 1 0;
  text-align: center;
}

.content {
  font-family: 'PT Sans', sans-serif;
  font-size: var(--content-size);
  padding: 8px clamp(8px, 80px, 8vw);
  padding-top: 192px;
  text-align: center;
}

.title {
  font-family: 'Roboto', sans-serif;
  font-weight: 500;
  font-size: var(--title-size);
  text-align: center;
  padding: 36px;
}

.content-entry-title, .committee-title {
  font-size: 1.3em;
  padding: 6px;
}

.content-entry {
  padding: 18px 0 24px;
  align-items: center;
  display: grid;
}

.presentation div {
  padding: 18px 80px;
}

.map-container {
  font-size: 0.8em;
  padding: 12px;
}

.map-container iframe {
  display: block;
  border: 1px solid black;
  min-width: 600px;
  min-height: 480px;
  width: 100%;
}

@media screen and (max-device-width: 620px) {
  .map-container iframe {
    min-width: 400px;
  }
}

@media screen and (max-device-width: 420px) {
  .map-container iframe {
    min-width: 320px;
  }
}

@media screen and (max-device-height: 460px) {
  .map-container iframe {
    min-height: 380px;
  }
}

@media screen and (min-device-height: 900px) {
  .map-container iframe {
    height: 640px;
  }
}

.map-container a {
  text-decoration: underline;
}

td {
  padding: 4px 12px;
  text-align: left;
}

td:nth-child(1) {
  text-align: right;
  padding: 2px 12px;
  font-weight: bold;
}

.speaker {
  font-weight: bold;
}

table.schedule tr:nth-of-type(odd) {
  background-color: var(--bg-color-alt);
}

table.schedule td:nth-child(1) {
  width: min-content;
}

table.schedule td {
  text-align: center;
}

tr.coffeebreak {
  background-color: var(--bg-color-highlighted) !important;
}

.committees {
  display: flex;
  flex-wrap: wrap;
}

.committee {
  text-align: center;
  min-width: fit-content;
  padding: 24px 24px;
  flex: 1 0;
}

div.centered-button {
  padding: 12px 12px 36px 12px;
}

div.photos {
  grid-gap: 12px;
  justify-content: center;
}

div.photos img {
  max-width: 95vw;
}

footer {
  font-family: 'PT Sans', sans-serif;
  font-size: var(--footer-size);
  margin-top: auto;
  padding: 24px 32px;
  text-align: center;
  display: flex;
  flex-wrap: wrap-reverse;
}

footer .logo-ugr {
  flex: 1 0 40%;
  padding: 24px 48px;
  max-height: var(--max-footer-height);
  min-height: var(--min-footer-height);
  background-color: var(--bg-color) !important;
}

footer .logo-ugr img {
  max-height: 100%;
  max-width: 100%;
}

footer .red {
  flex: 9 1 max-content;
  align-self: center;
  padding: 0px 48px;
  max-height: var(--max-footer-height);
  min-height: var(--min-footer-height);
  display: grid;
  align-content: center;
}