.tutorial-container {
    display: flex;
    width: 100%;
    align-items: stretch;
}

.sidebar {
    min-width: 300px;
    max-width: 250px;
    z-index: 2;
    overflow-y: scroll;
    overflow-x: hidden;
    background-color: #0d3940;
    text-align: center;
    position: sticky;
    top: 0;
    height: 100vh;
    font-weight: lighter;
    padding-top: 10px;
    font-family: monospace;
}

#sidebar-toggler {
    position: sticky;
    top: 0;
    height: 100vh;
    background: #0d3940;
    z-index: 19;
    opacity: 0.4;
}

#toggler {
    padding: 0;
    border: none;
    position: absolute;
    bottom: 60px;
    right: 20px;
    background: none;
}

#jumper {
    padding: 0;
    border: none;
    position: absolute;
    bottom: 100px;
    right: 20px;
    transform: rotate(-90deg);
    background: none;
}
    
@media only screen and (max-width: 600px) {
  .sidebar {
    display: none;
  }
}

.sidebar-nav {
    margin-bottom: 1rem;
}
.sidebar-nav-item {
    display: block;
    line-height: 1.75;
    text-align: left;
    padding-left: 20px;
}
a.sidebar-nav-item:hover,
a.sidebar-nav-item:focus {
    text-decoration: underline;
}

.content {
    height: 100%;
    width: 100%;
}

.sidebar-nav .sidebar-nav-item.active {
    box-sizing: border-box;
    background: #f0f8ff40;
    margin-right: -1em;
    margin-left: -0.5em;
    padding-left: 0.5em;
    color: white;
    font-weight: normal !important;
}
.sidebar-nav .sidebar-nav-item {
    color: #cccccc;
    margin: 0.25em 0;
}

.sidebar-nav .course-section {
    font-style: oblique;
    display: -webkit-box;
    align-items: center;
    color: aqua;
    margin-top: 1em;
    font-size: x-large;
}
.sidebar-nav .course-section::before,
.sidebar-nav .course-section::after {
    content: " ";
    flex: 1;
    border-bottom: 1px dashed coral;
    
}
.sidebar-nav .course-section::before {
    margin-right: 0.25em;
}
.sidebar-nav .course-section::after {
    margin-left: 0.25em;
}


.sidebar-nav .book-chapter {
    align-items: center;
    color: #d93d00;
    margin-top: 1em;
}
.sidebar-nav .book-chapter::before,
.sidebar-nav .book-chapter::after {
    content: " ";
    flex: 1;
    border-bottom: 1px dashed #d93d00;
}