body {
  font-family: 'Montserrat';
  background-color: #000;
}

ol li {
  font-size: 16pt;
  padding-bottom: 4pt;
}

.grid-container {
  background-color: #000;
  margin-left: 10%;
  width: 80%;
  margin-top: 30px;
  margin-bottom: 30px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  text-align: center;
  margin-top: 30px;
  justify-content: center;
  margin-bottom: 0;
  grid-gap: 30px;
  overflow: auto;
}

.grid-item {
  background-color: #000;
  border-radius: 8px;
  height: 100%;
  padding: 1.25rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.grid-item:nth-child(odd):last-child {
  grid-column: span 2;
  max-width: 50%;
  margin: 0 auto;
}

.grid-item p {
  flex-grow: 1;
}

.read-more-link {
  color: gold;
  background-color: #000;
  border-color: #202020;
  border-radius: 8px;
  border-style: solid;
  border-width: 3px;
  margin-top: 10px;
  margin-bottom: 20px;
  width: auto;
  font-size: 16pt;
  align-self: center;
}

.read-more-link:hover {
  background-color: #202020;
}

.read-more-link:link, .read-more-link:visited {
  display: inline-block;
  color: gold;
  text-decoration: none;
  padding: 12px;
}

.external-download {
  background-color: #000;
  border-color: #202020;
  border-radius: 8px;
  border-style: solid;
  border-width: 2px;
  margin-top: 10px;
  margin-bottom: 20px;
  width: auto;
  font-size: 16pt;
}

.external-download:hover {
  background-color: #202020;
}

.external-download:link, .external-download:visited {
  display: inline-block;
  color: #ff8000;
  text-decoration: none;
  padding: 12px;
}

.grid-item-row {
  display: block;
  background-color: #000;
  border-radius: 8px;
  padding: 1.25rem;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

.content-area {
  background-color: #000;
  overflow: auto;
}

.video-container {
  padding: 20px;
  display: flex;
  justify-content: center;
}

.video-container iframe {
  aspect-ratio: 16 / 9;
  border: none;
}

ul {
  list-style: none;
  padding-left: 0;
}

.list-unordered {
  list-style: inside;
  padding-left: 20%;
  padding-right: 20%;
  padding-top: 8pt;
  padding-bottom: 8pt;
  font-size: 16pt;
  text-align: left;
  margin: 0;
}

.list-item {
  text-indent: -1em;
  padding-left: 1em;
  padding-bottom: 1em;
}

/* Scrollbar width */
::-webkit-scrollbar {
  width: 15px;
}

/* Scrollbar Track */
::-webkit-scrollbar-track {
  background: #000;
}

/* Scrollbar Handle */
::-webkit-scrollbar-thumb {
  background-color: #000;
  border: 1px solid #808080;
  border-radius: 4px;
}

/* Scrollbar Handle on hover */
::-webkit-scrollbar-thumb:hover {
  background-color: #404040;
  border: 1px solid white;
  border-radius: 4px;
}

header {
  padding: 0px 0px 20px 0px;
}

p {
  font-size: 16pt;
  color: white;
  text-align: left;
  margin: 0;
  line-height: 1.5;
  padding: 0px 20px 20px 20px;
}

h1, h2, h3, h4 {
  color: white;
  text-align: center;
}

#main-article {
  margin-bottom: 50px !important;
}

.no-padding-top {
  padding-top: 0;
}

table, th, td {
  color: white;
  border: 0px;
  margin-bottom: 20px;
  padding:5px;
  text-align: center;
}

td.p {
  text-align: justify;
}

.panel {
  font-family: 'Montserrat';
  color: white;
  background-color: #000;
  border: 2px solid #ff8000;
  outline: 2px solid #00d8ff;
  outline-offset: -8px;
  border-radius: 8px;
  margin-left: 10%;
  width: 80%;
  padding: 20px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.section-header {
  scroll-margin-top: 180px;
}

section {
  position: relative;
  width: 100%;
}

#toc-body, #toc-body li {
  font-size: 16pt;
}

.toc-label {
  text-align: left;
  font-size: 16pt;
}

.table-of-contents {
  background-color: #000;
  padding-top: 1.5em;
  padding-bottom: 1.5em;
  padding-left: 3em;
  padding-right: 3em;
  border-radius: 8px;
  margin: auto;
  max-width: 650px;
}

.table-of-contents ol {
  list-style-position: inside;
  padding-left: 0;
}

.table-of-contents li {
  color: #00CCFF;
  margin: 1em 0;
  font-size: 16pt;
  text-indent: -1.3em;
  padding-left: 1.3em;
}

.table-of-contents a {
  color: #00CCFF;
  text-decoration: none;
}

.table-of-contents a:hover {
  text-decoration: underline;
}

.figure-container {
  padding: 20px;
}

.subtitle {
  text-align: center;
  font-size: 14pt;
  padding-top: 12px;
}

.info-panel {
  background-color: #000;
  padding: 8pt;
  border-radius: 8px;
  /* margin: auto; */
  margin: auto auto 20px auto;
  max-width: 650px;
}

.info-title {
  font-size: 24pt;
}

.info-subtitle {
  font-size: 18pt;
  padding-bottom: 20px;
}
  
.info-text {
  font-size: 16pt;
}

.info-formula {
  font-size: 20pt;
  font-family: Cambria;
}

.info-formula-desc {
  font-size: 12pt;
  font-family: Cambria;
}

b {
  color: #ff8000;
  font-weight: normal;
}

table {
  text-align: center;
  margin: auto;
}

table, th, td {
  font-family: Courier;
  border: 1px solid white;
  border-collapse: collapse;
  background-color: #000;
}

.table-title {
  padding-bottom: 4pt;
  text-align: center;
}

.graph-image {
  width: 50%;
  margin: auto;
  display: block
}

.graph-image-wide {
  width: 75%;
  margin: auto;
  display: block
}

#about-me {
  margin-bottom: 20px;
}

#footer {
  display: block;
  padding-top: 10px;
  padding-bottom: 20px;
}

#footer-bar {
  background-color: #000 !important;
  border-style: none;
  text-align: center;
  color: white;
  font-size: 16pt;
  padding: 12px;
  width: 100%;
}

#footer-bar.floating {
  position: fixed;
  bottom: 0px;
  z-index: 100;
  left: 50%;
  transform: translateX(-50%);
}

#footer-bar.anchored {
  position: relative;
}

#copyright {
  background-color: #000 !important;
  border-style: none;
  text-align: center;
  color: white;
  font-size: 16pt;
  padding: 10px;
  height: auto;
  width: 100%;
}

@media (max-width: 1200px) {
  .external-download {
    margin-top: 6px;
    margin-bottom: 12px;
    font-size: 10pt;
    width: auto;
    max-width: 90%;
  }
}

@media (max-width: 768px) {

  .grid-container {
    grid-template-columns: repeat(1, 1fr);
    width: 95%;
    margin: 0 auto 24px auto;
    gap: 24px;
  }

  .grid-item:nth-child(odd):last-child {
    grid-column: span 1;
    max-width: none;
    margin: 0;
  }

  .grid-container-single {
    width: 95%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 24px;
  }

  .read-more-link {
    margin-top: 6px;
    margin-bottom: 12px;
    font-size: 10pt;
    width: auto;
  }
  
  .panel,
  .info-panel,
  .info-summary-panel,
  .table-of-contents {
    width: 95%;
    margin-left: auto;
    margin-right: auto;
    padding: 8pt;
    margin-top: 12px;
    margin-bottom: 12px;
  }

  .list-unordered {
    padding-left: 5%;
    padding-right: 5%;
    font-size: 10pt;
  }

  .info-title {
    font-size: 14pt;
  }
  
  .info-subtitle {
    padding-bottom: 12px;
    font-size: 12pt;
  }
  
  .info-text {
    font-size: 10pt;
  }

  .table-of-contents {
    padding-left: 1em;
    padding-right: 1em;
  }

  table, th, td {
    font-size: 12pt;
    word-break: break-word;
  }

  p {
    font-size: 10pt;
    padding: 0px 12px 12px 12px;
  }

  h1 {
    font-size: 16pt;
  }

  h2 {
    font-size: 14pt;
  }

  h3, h4 {
    font-size: 12pt;
  }

  .toc-label {
    text-align: left;
    font-size: 10pt;
  }

  ol li {
    font-size: 10pt;
    padding-bottom: 2.5pt;
  }

  #toc-body, #toc-body li {
    font-size: 10pt;
  }

  .figure-container {
    padding: 12px;
  }

  .graph-image, .graph-image-wide {
    width: 90%;
    margin: auto;
    display: block
  }

  .subtitle {
    text-align: center;
    font-size: 10pt;
    padding-top: 8px;
  }

  .info-formula {
    font-size: 12pt;
    font-family: Cambria;
  }
    
  .info-formula-desc {
    font-size: 10pt;
    font-family: Cambria;
  }

  #footer {
    padding-top: 0;
  }

  #footer-bar {
    text-align: center;
    color: white;
    font-size: 10pt;
  }

  #copyright {
    text-align: center;
    color: white;
    font-size: 10pt;
    padding: 6px;
    height: auto;
  }

  .video-container {
    padding: 12px;
  }

  .grid-item-row {
    width: 100%;
  }
}