:root {
  --bg: #ffffff;
  --text: #212529;
  --text-faded: #6c757d;
  --border: #dee2e6;
  --accent: #f4623a;
  --accent-hover: #d6370c;
}

html {
  font-family: sans-serif;
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
  display: block;
}

body {
  margin: 0;
  font-family: "Merriweather", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text);
  text-align: left;
  background-color: var(--bg);
}

.red {color: red;}
.blk {color: black;}
.grn {color: green;}

hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

abbr[title],
abbr[data-original-title] {
  text-decoration: underline dotted;
  cursor: help;
  border-bottom: 0;
  text-decoration-skip-ink: none;
}

ol,
ul,
dl {
  margin-top: 0;
  margin-bottom: 1rem;
}

ol ol,
ul ul,
ol ul,
ul ol {
  margin-bottom: 0;
}

/*b,*/
/*strong {*/
/*  font-weight: bolder;*/
/*}*/

a {
  color: var(--accent);
  text-decoration: none;
  background-color: transparent;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

a:not([href]):not([tabindex]) {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):hover, a:not([href]):not([tabindex]):focus {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):focus {
  outline: 0;
}

img {
  vertical-align: middle;
  border-style: none;
}

iframe {
  border: 0;
  background-color: transparent;
  width: 100%;
}

[hidden] {
  display: none !important;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  margin-bottom: 0.5rem;
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-weight: 500;
  line-height: 1.2;
}

h1, .h1 {
  font-size: 2.5rem;
}

h2, .h2 {
  font-size: 2rem;
}

h3, .h3 {
  font-size: 1.75rem;
}

h4, .h4 {
  font-size: 1.5rem;
}

h5, .h5 {
  font-size: 1.25rem;
}

h6, .h6 {
  font-size: 1rem;
}

.lead {
  font-size: 1.25rem;
  font-weight: 300;
}

hr {
  margin-top: 1rem;
  margin-bottom: 1rem;
  border: 0;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

small,
.small {
  font-size: 80%;
  font-weight: 400;
}

mark,
.mark {
  padding: 0.2em;
  background-color: #fcf8e3;
}

.list-unstyled {
  padding-left: 0;
  list-style: none;
}

.list-inline {
  padding-left: 0;
  list-style: none;
}

.list-inline-item {
  display: inline-block;
}

.list-inline-item:not(:last-child) {
  margin-right: 0.5rem;
}

.initialism {
  font-size: 90%;
  text-transform: uppercase;
}

.blockquote {
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.blockquote-footer {
  display: block;
  font-size: 80%;
  color: var(--text-faded);
}

.blockquote-footer::before {
  content: "\2014\00A0";
}

.img-fluid {
  max-width: 100%;
  height: auto;
}

.img-thumbnail {
  padding: 0.25rem;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  max-width: 100%;
  height: auto;
}

.img-link {
  cursor: zoom-in;
}

.img-link > img {
  width: 100%;
  height: auto;
}

.images-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1em;
}

.images-col {
  display: flex;
  flex-direction: column;
  gap: 1em;
}

.images-row > *,
.images-col > * {
  flex: 1;
}

.figure {
  display: inline-block;
}

.figure-img {
  margin-bottom: 0.5rem;
  line-height: 1;
}

.figure-caption {
  font-size: 90%;
  color: var(--text-faded);
}

.fade {
  transition: opacity 0.15s linear;
}

@media (prefers-reduced-motion: reduce) {
  .fade {
    transition: none;
  }
}

.fade:not(.show) {
  opacity: 0;
}

.collapse:not(.show) {
  display: none;
}

.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  transition: height 0.35s ease;
}

@media (prefers-reduced-motion: reduce) {
  .collapsing {
    transition: none;
  }
}

.dropup,
.dropright,
.dropdown,
.dropleft {
  position: relative;
}

.dropdown-toggle {
  white-space: nowrap;
}

.dropdown-toggle::after {
  display: inline-block;
  margin-left: 0.255em;
  vertical-align: 0.255em;
  content: "";
  border-top: 0.3em solid;
  border-right: 0.3em solid transparent;
  border-bottom: 0;
  border-left: 0.3em solid transparent;
}

.dropdown-toggle:empty::after {
  margin-left: 0;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  display: none;
  float: left;
  min-width: 10rem;
  padding: 0.5rem 0;
  margin: 0.125rem 0 0;
  font-size: 1rem;
  color: var(--text);
  text-align: left;
  list-style: none;
  background-color: var(--bg);
  background-clip: padding-box;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 0.25rem;
}

.dropdown-menu-left {
  right: auto;
  left: 0;
}

.dropdown-menu-right {
  right: 0;
  left: auto;
}

@media (min-width: 576px) {
  .dropdown-menu-sm-left {
    right: auto;
    left: 0;
  }

  .dropdown-menu-sm-right {
    right: 0;
    left: auto;
  }
}

@media (min-width: 768px) {
  .dropdown-menu-md-left {
    right: auto;
    left: 0;
  }

  .dropdown-menu-md-right {
    right: 0;
    left: auto;
  }
}

@media (min-width: 992px) {
  .dropdown-menu-lg-left {
    right: auto;
    left: 0;
  }

  .dropdown-menu-lg-right {
    right: 0;
    left: auto;
  }
}

@media (min-width: 1200px) {
  .dropdown-menu-xl-left {
    right: auto;
    left: 0;
  }

  .dropdown-menu-xl-right {
    right: 0;
    left: auto;
  }
}

.dropup .dropdown-menu {
  top: auto;
  bottom: 100%;
  margin-top: 0;
  margin-bottom: 0.125rem;
}

.dropup .dropdown-toggle::after {
  display: inline-block;
  margin-left: 0.255em;
  vertical-align: 0.255em;
  content: "";
  border-top: 0;
  border-right: 0.3em solid transparent;
  border-bottom: 0.3em solid;
  border-left: 0.3em solid transparent;
}

.dropup .dropdown-toggle:empty::after {
  margin-left: 0;
}

.dropright .dropdown-menu {
  top: 0;
  right: auto;
  left: 100%;
  margin-top: 0;
  margin-left: 0.125rem;
}

.dropright .dropdown-toggle::after {
  display: inline-block;
  margin-left: 0.255em;
  vertical-align: 0.255em;
  content: "";
  border-top: 0.3em solid transparent;
  border-right: 0;
  border-bottom: 0.3em solid transparent;
  border-left: 0.3em solid;
}

.dropright .dropdown-toggle:empty::after {
  margin-left: 0;
}

.dropright .dropdown-toggle::after {
  vertical-align: 0;
}

.dropleft .dropdown-menu {
  top: 0;
  right: 100%;
  left: auto;
  margin-top: 0;
  margin-right: 0.125rem;
}

.dropleft .dropdown-toggle::after {
  display: inline-block;
  margin-left: 0.255em;
  vertical-align: 0.255em;
  content: "";
}

.dropleft .dropdown-toggle::after {
  display: none;
}

.dropleft .dropdown-toggle::before {
  display: inline-block;
  margin-right: 0.255em;
  vertical-align: 0.255em;
  content: "";
  border-top: 0.3em solid transparent;
  border-right: 0.3em solid;
  border-bottom: 0.3em solid transparent;
}

.dropleft .dropdown-toggle:empty::after {
  margin-left: 0;
}

.dropleft .dropdown-toggle::before {
  vertical-align: 0;
}

.dropdown-menu[x-placement^="top"], .dropdown-menu[x-placement^="right"], .dropdown-menu[x-placement^="bottom"], .dropdown-menu[x-placement^="left"] {
  right: auto;
  bottom: auto;
}

.dropdown-divider {
  height: 0;
  margin: 0.5rem 0;
  overflow: hidden;
  border-top: 1px solid #e9ecef;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: 0.25rem 1.5rem;
  clear: both;
  font-weight: 400;
  color: var(--text);
  text-align: inherit;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
}

.dropdown-item:hover, .dropdown-item:focus {
  color: #16181b;
  text-decoration: none;
  background-color: #f8f9fa;
}

.dropdown-item.active, .dropdown-item:active {
  color: var(--bg);
  text-decoration: none;
  background-color: var(--accent);
}

.dropdown-item.disabled, .dropdown-item:disabled {
  color: var(--text-faded);
  pointer-events: none;
  background-color: transparent;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-header {
  display: block;
  padding: 0.5rem 1.5rem;
  margin-bottom: 0;
  font-size: 0.875rem;
  color: var(--text-faded);
  white-space: nowrap;
}

.dropdown-item-text {
  display: block;
  padding: 0.25rem 1.5rem;
  color: var(--text);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
}

.nav-link:hover, .nav-link:focus {
  text-decoration: none;
}

.nav-link.disabled {
  color: var(--text-faded);
  pointer-events: none;
  cursor: default;
}

.nav-tabs {
  border-bottom: 1px solid var(--border);
}

.nav-tabs .nav-item {
  margin-bottom: -1px;
}

.nav-tabs .nav-link {
  border: 1px solid transparent;
  border-top-left-radius: 0.25rem;
  border-top-right-radius: 0.25rem;
}

.nav-tabs .nav-link:hover, .nav-tabs .nav-link:focus {
  border-color: #e9ecef #e9ecef var(--border);
}

.nav-tabs .nav-link.disabled {
  color: var(--text-faded);
  background-color: transparent;
  border-color: transparent;
}

.nav-tabs .nav-link.active,
.nav-tabs .nav-item.show .nav-link {
  color: #495057;
  background-color: var(--bg);
  border-color: var(--border) var(--border) var(--bg);
}

.nav-tabs .dropdown-menu {
  margin-top: -1px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.nav-pills .nav-link {
  border-radius: 0.25rem;
}

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
  color: var(--bg);
  background-color: var(--accent);
}

.nav-fill .nav-item {
  flex: 1 1 auto;
  text-align: center;
}

.nav-justified .nav-item {
  flex-basis: 0;
  flex-grow: 1;
  text-align: center;
}

.tab-content > .tab-pane {
  display: none;
}

.tab-content > .active {
  display: block;
}

.navbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1030;
  /*padding-top: 1rem !important;*/
}

.navbar > .container,
.navbar > .container-fluid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: inline-block;
  padding-top: 0.3125rem;
  padding-bottom: 0.3125rem;
  margin-right: 1rem;
  font-size: 1.25rem;
  line-height: inherit;
  white-space: nowrap;
}

.navbar-brand:hover, .navbar-brand:focus {
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  flex-direction: column;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.navbar-nav .nav-link {
  padding-right: 0;
  padding-left: 0;
}

.navbar-nav .dropdown-menu {
  position: static;
  float: none;
}

.navbar-text {
  display: inline-block;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.navbar-collapse {
  flex-basis: 100%;
  flex-grow: 1;
  align-items: center;
}

.navbar-toggler {
  padding: 0.25rem 0.75rem;
  font-size: 1.25rem;
  line-height: 1;
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 0.25rem;
}

.navbar-toggler:hover, .navbar-toggler:focus {
  text-decoration: none;
}

.navbar-toggler-icon {
  display: inline-block;
  width: 1.5em;
  height: 1.5em;
  vertical-align: middle;
  content: "";
  background: no-repeat center center;
  background-size: 100% 100%;
}

@media (max-width: 575.98px) {
  .navbar-expand-sm > .container,
  .navbar-expand-sm > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 576px) {
  .navbar-expand-sm {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }

  .navbar-expand-sm .navbar-nav {
    flex-direction: row;
  }

  .navbar-expand-sm .navbar-nav .dropdown-menu {
    position: absolute;
  }

  .navbar-expand-sm .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }

  .navbar-expand-sm > .container,
  .navbar-expand-sm > .container-fluid {
    flex-wrap: nowrap;
  }

  .navbar-expand-sm .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }

  .navbar-expand-sm .navbar-toggler {
    display: none;
  }
}

@media (max-width: 767.98px) {
  .navbar-expand-md > .container,
  .navbar-expand-md > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 768px) {
  .navbar-expand-md {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }

  .navbar-expand-md .navbar-nav {
    flex-direction: row;
  }

  .navbar-expand-md .navbar-nav .dropdown-menu {
    position: absolute;
  }

  .navbar-expand-md .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }

  .navbar-expand-md > .container,
  .navbar-expand-md > .container-fluid {
    flex-wrap: nowrap;
  }

  .navbar-expand-md .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }

  .navbar-expand-md .navbar-toggler {
    display: none;
  }
}

@media (max-width: 991.98px) {
  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 992px) {
  .navbar-expand-lg {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }

  .navbar-expand-lg .navbar-nav {
    flex-direction: row;
  }

  .navbar-expand-lg .navbar-nav .dropdown-menu {
    position: absolute;
  }

  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }

  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    flex-wrap: nowrap;
  }

  .navbar-expand-lg .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }

  .navbar-expand-lg .navbar-toggler {
    display: none;
  }
}

@media (max-width: 1199.98px) {
  .navbar-expand-xl > .container,
  .navbar-expand-xl > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 1200px) {
  .navbar-expand-xl {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }

  .navbar-expand-xl .navbar-nav {
    flex-direction: row;
  }

  .navbar-expand-xl .navbar-nav .dropdown-menu {
    position: absolute;
  }

  .navbar-expand-xl .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }

  .navbar-expand-xl > .container,
  .navbar-expand-xl > .container-fluid {
    flex-wrap: nowrap;
  }

  .navbar-expand-xl .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }

  .navbar-expand-xl .navbar-toggler {
    display: none;
  }
}

.navbar-expand {
  flex-flow: row nowrap;
  justify-content: flex-start;
}

.navbar-expand > .container,
.navbar-expand > .container-fluid {
  padding-right: 0;
  padding-left: 0;
}

.navbar-expand .navbar-nav {
  flex-direction: row;
}

.navbar-expand .navbar-nav .dropdown-menu {
  position: absolute;
}

.navbar-expand .navbar-nav .nav-link {
  padding-right: 0.5rem;
  padding-left: 0.5rem;
}

.navbar-expand > .container,
.navbar-expand > .container-fluid {
  flex-wrap: nowrap;
}

.navbar-expand .navbar-collapse {
  display: flex !important;
  flex-basis: auto;
}

.navbar-expand .navbar-toggler {
  display: none;
}

.navbar .navbar-brand {
  color: rgba(0, 0, 0, 0.9);
}

.navbar .navbar-brand:hover, .navbar .navbar-brand:focus {
  color: rgba(0, 0, 0, 0.9);
}

.navbar .navbar-nav .nav-link {
  color: rgba(0, 0, 0, 0.5);
}

.navbar .navbar-nav .nav-link:hover, .navbar .navbar-nav .nav-link:focus {
  color: rgba(0, 0, 0, 0.7);
}

.navbar .navbar-nav .nav-link.disabled {
  color: rgba(0, 0, 0, 0.3);
}

.navbar .navbar-nav .show > .nav-link,
.navbar .navbar-nav .active > .nav-link,
.navbar .navbar-nav .nav-link.show,
.navbar .navbar-nav .nav-link.active {
  color: rgba(0, 0, 0, 0.9);
}

.navbar .navbar-toggler {
  color: rgba(0, 0, 0, 0.5);
  border-color: rgba(0, 0, 0, 0.1);
}

.navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(0, 0, 0, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar .navbar-text {
  color: rgba(0, 0, 0, 0.5);
}

.navbar .navbar-text a {
  color: rgba(0, 0, 0, 0.9);
}

.navbar .navbar-text a:hover, .navbar .navbar-text a:focus {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-dark .navbar-brand {
  color: var(--bg);
}

.navbar-dark .navbar-brand:hover, .navbar-dark .navbar-brand:focus {
  color: var(--bg);
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.5);
}

.navbar-dark .navbar-nav .nav-link:hover, .navbar-dark .navbar-nav .nav-link:focus {
  color: rgba(255, 255, 255, 0.75);
}

.navbar-dark .navbar-nav .nav-link.disabled {
  color: rgba(255, 255, 255, 0.25);
}

.navbar-dark .navbar-nav .show > .nav-link,
.navbar-dark .navbar-nav .active > .nav-link,
.navbar-dark .navbar-nav .nav-link.show,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--bg);
}

.navbar-dark .navbar-toggler {
  color: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.1);
}

.navbar-dark .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(255, 255, 255, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-dark .navbar-text {
  color: rgba(255, 255, 255, 0.5);
}

.navbar-dark .navbar-text a {
  color: var(--bg);
}

.navbar-dark .navbar-text a:hover, .navbar-dark .navbar-text a:focus {
  color: var(--bg);
}

@media print {
  *,
  *::before,
  *::after {
    text-shadow: none !important;
    box-shadow: none !important;
  }

  a:not(.btn) {
    text-decoration: underline;
  }

  abbr[title]::after {
    content: " (" attr(title) ")";
  }

  pre {
    white-space: pre-wrap !important;
  }

  pre,
  blockquote {
    border: 1px solid #adb5bd;
    page-break-inside: avoid;
  }

  thead {
    display: table-header-group;
  }

  tr,
  img {
    page-break-inside: avoid;
  }

  p,
  h2,
  h3 {
    orphans: 3;
    widows: 3;
  }

  h2,
  h3 {
    page-break-after: avoid;
  }

  @page {
    size: a3;
  }

  body {
    min-width: 992px !important;
  }

  .container {
    min-width: 992px !important;
  }

  .navbar {
    display: none;
  }

  .badge {
    border: 1px solid #000000;
  }

  .table {
    border-collapse: collapse !important;
  }

  .table td,
  .table th {
    background-color: var(--bg) !important;
  }

  .table-bordered th,
  .table-bordered td {
    border: 1px solid var(--border) !important;
  }

  .table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.05);
  }

  .table-dark {
    color: inherit;
  }

  .table-dark th,
  .table-dark td,
  .table-dark thead th,
  .table-dark tbody + tbody {
    border-color: var(--border);
  }

  .table .thead-dark th {
    color: inherit;
    border-color: var(--border);
  }

  .table-dark.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.05);
  }
}

table.sch {
  border-collapse: collapse;
  width: 100%;
}

table.sch th {
  padding: 1em 0;
}

table.sch td {
  padding-bottom: 1em;
  text-align: left;
  vertical-align: top;
}

table.sch td:first-child {
  white-space: nowrap;
  max-width: 8em;
}

table.sch tr.sep {
  border-bottom: 1pt solid var(--border);
}

table.sch td:has(> table.sch) {
  padding-left: 1em;
}

table.sch table.sch {
  border-left: 2pt solid var(--accent);
}

table.sch table.sch td:first-child {
  padding-left: 0.75em;
}

table.sch table.sch td:last-child {
  width: 100%;
  white-space: normal;
}

table.sch table.sch td {
  padding-right: 0.125em;
}

span.talk a, span.talk em {
  color: var(--accent);
}

span.talk a.ext, a.ext {
  color: #6666CC;
}

.presenter {
  text-decoration: underline;
}

.author {
  font-style: italic;
}

td.with-emoji .author {
  margin-left: 1.5em;
}

li {
  margin-bottom: 0.5em;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  filter: grayscale(100%);
}

button.cta {
  background-color: var(--accent);
  border: none;
  padding: 0.75em 1.25em;
  border-radius: 0.25em;
  font-size: 1em;
  font-weight: bold;
}

button.cta,
button.cta a {
  color: var(--bg);
}

button.cta:hover,
button.cta:focus {
  background-color: var(--accent-hover);
}

.latex {
  line-height: 1; /* Keep the lines tight */
  font-family: "Times New Roman", "Times", serif;
  text-transform: uppercase;
}

.latex > .a {
  font-size: 0.8em;
  vertical-align: 0.375ex;
  margin-left: -0.375em;
  margin-right: -0.15em;
}

.latex > .e {
  vertical-align: -0.375ex;
  margin-left: -0.15em;
  margin-right: -0.125em;
}

body,
html {
  width: 100%;
  height: 100%;
}

#mainNav {
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  background-color: var(--bg);
  transition: background-color 0.2s ease;
}

#mainNav .navbar-brand {
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-weight: 700;
  color: var(--text);
}

#mainNav .navbar-nav .nav-item .nav-link {
  color: var(--text-faded);
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 0;
}

#mainNav .navbar-nav .nav-item .nav-link:hover, #mainNav .navbar-nav .nav-item .nav-link:active {
  color: var(--accent);
}

#mainNav .navbar-nav .nav-item .nav-link.active {
  color: var(--accent) !important;
}

@media (min-width: 992px) {
  #mainNav {
    box-shadow: none;
    background-color: transparent;
  }

  #mainNav .navbar-brand {
    color: rgba(255, 255, 255, 0.7);
  }

  #mainNav .navbar-brand:hover {
    color: var(--bg);
  }

  #mainNav .navbar-nav .nav-item .nav-link {
    color: rgba(255, 255, 255, 0.7);
    padding: 0 1rem;
  }

  #mainNav .navbar-nav .nav-item .nav-link:hover {
    color: var(--bg);
  }

  #mainNav .navbar-nav .nav-item:last-child .nav-link {
    padding-right: 0;
  }

  #mainNav.navbar-scrolled {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    background-color: var(--bg);
  }

  #mainNav.navbar-scrolled .navbar-brand {
    color: var(--text);
  }

  #mainNav.navbar-scrolled .navbar-brand:hover {
    color: var(--accent);
  }

  #mainNav.navbar-scrolled .navbar-nav .nav-item .nav-link {
    color: var(--text);
  }

  #mainNav.navbar-scrolled .navbar-nav .nav-item .nav-link:hover {
    color: var(--accent);
  }
}

header.masthead {
  padding-top: 10rem;
  padding-bottom: calc(10rem - 72px);
  /* 
    Source: https://www.pexels.com/es-es/foto/ciudad-punto-de-referencia-edificio-banderas-26756022/ 
  */
  background: linear-gradient(to bottom, rgba(99, 99, 99, 0.2) 0, rgba(6, 5, 4, 0.7) 100%), url(../img/cibeles-1.jpg);
  /* 
    Source: https://www.pexels.com/es-es/foto/vehiculo-en-la-carretera-con-fotografia-secuencial-de-edificios-de-gran-altura-165637/
  */
  /* background: linear-gradient(to bottom, rgba(99, 99, 99, 0.2) 0, rgba(6, 5, 4, 0.7) 100%), url(../img/madrid-1.jpg); */
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: scroll;
  background-size: cover;
}

header.masthead h1 {
  font-size: 2.25rem;
}

@media (min-width: 992px) {
  header.masthead {
    height: 100vh;
    min-height: 40rem;
    padding-top: 72px;
    padding-bottom: 0;
  }

  header.masthead p {
    font-size: 1.15rem;
  }

  header.masthead h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1200px) {
  header.masthead h1 {
    font-size: 3.5rem;
  }
}

.big-day {
  float: left;
  font-size: 2em;
  line-height: 1.5em;
  margin-right: 0.5em;
  color: var(--accent);
}