#scrollBackToTop {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 200;
    border: none;
    outline: none;
    background-color: red;
    color: white;
    cursor: pointer;
    padding: 5px 15px 5px 15px;
    border-radius: 10px;
    font-size: 18px;
}
#scrollBackToTop:hover {
    background-color: #555;
}

.timeout-indicator-bar {
    position: fixed;
    top: 0px;
    right: 0px;
    z-index: 200;
    border: none;
    outline: none;
    width: 100%;
    height: 4px;
}
.timeout-indicator {
    width: 0%;
    height: 4px;
    background-color: red;
}

mark {
    background: orange;
    color: black;
}

 /* Remove default bullets */
ul, #contentList {
  list-style-type: none;
}

/* Remove margins and padding from the parent ul */
#contentList {
  margin: 0;
  padding: 0;
}

/* Style the caret/arrow */
.caret {
  cursor: pointer;
  user-select: none; /* Prevent text selection */
}

/* Create the caret/arrow with a unicode, and style it */
/* .caret::before {
  content: "\25B6";
  color: black;
  display: inline-block;
  margin-right: 6px;
} */

/* Rotate the caret/arrow icon when clicked on (using JavaScript) */
.caret-down {
  transform: rotate(90deg);
}

/* Hide the nested list */
.nested {
  padding-left: 0.5rem;
  display: none;
}

/* Show the nested list when the user clicks on the caret/arrow (with JavaScript) */
.active {
  display: block;
}

div.scroll {
  overflow-x: hidden;
  overflow-y: auto;
}