.d-block {
    display: block !important;
}

.rotate-180 {
    transform: rotate(180deg);
}

#ct_TableOfContents {
    padding: 20px 30px;
    border: 1px solid #444;
    margin-bottom: 50px;
}

.ct_header, #ct_btn {
    transition: all 0.3s ease-in-out;
}

ul.ct_list-of-content {
    display: none;
    list-style-type: none;
    padding: 0px;
    text-align: left;
}

.ct_content-table_title {
    font-size: 1.2rem;
    font-weight: bold;
    margin: 0px;
}

ul.ct_list-of-content li {
    margin-bottom: 10px;
}

ul.ct_list-of-content li a {
    text-decoration: none;
    color: #444;
}

ul.ct_list-of-content li a:hover {
    text-decoration: underline;
}

.ct_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#ct_btn {
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background: none;
    border: none;
  }