index.css

html, body {
  scroll-behavior: smooth;
  margin: 0;
  font-family: apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;
  height: 100%;
}

a {
  text-decoration: none;
  color: white;
}

a:hover {
  text-decoration: underline;
}

a.alt-link {
  text-decoration: underline;
  color: #343a40; 
}

a.alt-link:hover {
  text-decoration: none;
}

#page {
  display: flex;
  height: 100%;
}

.nav {
  flex: 0 1 auto;
  display: flex;
  flex-direction: column;

  padding: 0.5em;
  background: #343a40;
  color: white;
  font-size: 30px;
}

.link-box {
  display: flex;
  flex-direction: column;
  
  position: sticky;
  top: 15px;
}

.right-panel {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;

}

.content {
  flex: 1;
  display: flex;
  flex-direction: column;

  max-width: fit-content;
  overflow-y: auto;
  overflow-wrap: break-word;
  word-wrap: break-word;
  margin: 2em 5em;
}

p {
  max-width: 100%;
}

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

thead {
  background: #343a40;
  color: white;
}

tbody {
  border-top: 1px solid;
}

.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 120px;
  top: -5px;
  right: 105%;
  background-color: #343a40;
  color: #fff;
  text-align: center;
  padding: 5px 0;
  border-radius: 6px;
  opacity: 0;
  transition: opacity 1s;
 
  position: absolute;
  z-index: 1;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

.tooltip .tooltiptext::after {
  content: " ";
  position: absolute;
  top: 50%;
  left: 100%;
  margin-top: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: transparent transparent transparent #343a40;
}

.container {
  border: 1px solid #ccc;
  border-radius: 1em;
  box-shadow: 2px 2px 1px 0 #ccc;
  padding: 1em;
  margin: 1em 1em 1em 0;
}

.deployment {
  background-color: #343a40;
  color: white;
}

.deployment > a {
  text-decoration: underline;
}

.deployment > a:hover {
  text-decoration: none;
}

.footer {
  display: flex;
  flex-direction: row;
  justify-content: flex-end;

  position: sticky;
  top: 100vh;
  background: #343a40;
  color: white;
  padding: 0.5em;
}

.footer > div {
  display: flex;
  align-items: center;
}

.footer > div > a {
  margin: 0.25em;
}

.top-of-page-btn {
  position: fixed;
  bottom: 20px;
  left: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: white;
  color: #343a40;
  padding: 15px;
  border-radius: 10px;
  font-size: 18px;
}

.top-of-page-btn:hover {
  background-color: #343a40;
  color: white;
}