.container-fluid {
    margin-left: 10%;
    margin-right: 10%;
}

details > summary.collapsible {
    background-color: #f1f1f1;
    cursor: pointer;
    padding: 10px;
    text-align: left;
    transition: 0.4s;
}
details > summary.collapsible:hover {
    background-color: #dcdcdc;
  }
details > summary.collapsible::before {
    content: '▶';
}
details[open] > summary.collapsible::before {
    transform: rotate(90deg);
    display: inline-block;
}

@keyframes invisiblyGrowFontSize {
	0% {font-size: 0; opacity: 0;}
	100% {font-size: 1em; opacity: 0;}
}
@keyframes fadeIn {
    0% {opacity: 0;}
	100% {opacity: 1;}
}
details[open] *:not(summary) {
    animation-name: invisiblyGrowFontSize, fadeIn;
    animation-duration: 200ms, 200ms;
    animation-delay: 0ms, 200ms;
}

#sidetoc :nth-child(n) {
    background-color: inherit;
    border-left: none;
    font-size: 14px;
}
.subnav.navbar.navbar-default {
    background: white;
    border-width: thin;
}
.toc-filter {
    border: 1px solid lightgrey !important;
    border-radius: 5px;
}

.copy-button {
  border: none;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 14px;
  border-radius: 4px;
  transition-duration: 0.4s;
  cursor: pointer;
  color: black;
  margin-left: 10px;
  background: transparent;
}

.copy-button:hover {
  background-color: #5bc5f2ff;
}