ul.jqtree-tree {
    list-style: none outside;
    margin-left: 0;
    margin-bottom: 0;
    padding: 0;
}

    ul.jqtree-tree.jqtree-dnd {
        touch-action: none;
    }

    ul.jqtree-tree ul.jqtree_common {
        list-style: none outside;
        margin-left: 12px;
        margin-right: 0;
        margin-bottom: 0;
        padding: 0;
        display: block;
    }

    ul.jqtree-tree li.jqtree-closed > ul.jqtree_common {
        display: none;
    }

    ul.jqtree-tree li.jqtree_common {
        clear: both;
        list-style-type: none;
    }

    ul.jqtree-tree .jqtree-toggler {
        border-bottom: none;
        color: #333;
        text-decoration: none;
        vertical-align: middle;
    }

    ul.jqtree-tree .jqtree-toggler:hover {
            color: #000;
            text-decoration: none;
        }

    ul.jqtree-tree .jqtree-toggler.jqtree-closed {
            background-position: 0 0;
        }

    ul.jqtree-tree .jqtree-toggler.jqtree-toggler-left {
            /* margin-right: 0.5em; */
        }

    ul.jqtree-tree .jqtree-toggler.jqtree-toggler-right {
            margin-left: 0.5em;
        }

    ul.jqtree-tree .jqtree-element {
        cursor: pointer;
        position: relative;
        display: flex;
        padding: 7px 8px;
        transition: all 0.3s;
        line-height: 135%;
    }

    ul.jqtree-tree .jqtree-title {
        vertical-align: middle;
        margin-left: 1.5em;
        outline: 0;
        display: flex;
        align-items: center;
    }

    ul.jqtree-tree .jqtree-title.jqtree-title-folder {
            margin-left: 0;
        }

    ul.jqtree-tree li.jqtree-folder {
        margin-bottom: 4px;
    }

    ul.jqtree-tree li.jqtree-folder.jqtree-closed {
            margin-bottom: 1px;
        }

    ul.jqtree-tree li.jqtree-ghost {
        position: relative;
        z-index: 10;
        margin-right: 10px;
    }

    ul.jqtree-tree li.jqtree-ghost span {
            display: block;
        }

    ul.jqtree-tree li.jqtree-ghost span.jqtree-circle {
            border: solid 2px #2B4554;
            border-radius: 100px;
            height: 8px;
            width: 8px;
            position: absolute;
            top: -4px;
            left: -6px;
            box-sizing: border-box;
        }

    ul.jqtree-tree li.jqtree-ghost span.jqtree-line {
            background-color: #2B4554;
            height: 2px;
            padding: 0;
            position: absolute;
            top: -1px;
            left: 2px;
            width: 100%;
        }

    ul.jqtree-tree li.jqtree-ghost.jqtree-inside {
            margin-left: 48px;
        }

    ul.jqtree-tree span.jqtree-border {
        position: absolute;
        display: block;
        left: -2px;
        top: 0;
        border: solid 2px #2B4554;
        border-radius: 6px;
        margin: 0;
        box-sizing: content-box;
    }

    ul.jqtree-tree li.jqtree-selected > .jqtree-element,
    ul.jqtree-tree li.jqtree-selected > .jqtree-element:hover {
        background-color: #23485e;
        border-radius: 4px;
    }

    ul.jqtree-tree .jqtree-moving > .jqtree-element .jqtree-title {
        outline: dashed 1px #2B4554;
    }

ul.jqtree-tree.jqtree-rtl {
    direction: rtl;
}

ul.jqtree-tree.jqtree-rtl ul.jqtree_common {
        margin-left: 0;
        margin-right: 12px;
    }

ul.jqtree-tree.jqtree-rtl .jqtree-toggler {
        margin-left: 0.5em;
        margin-right: 0;
    }

ul.jqtree-tree.jqtree-rtl .jqtree-title {
        margin-left: 0;
        margin-right: 1.5em;
    }

ul.jqtree-tree.jqtree-rtl .jqtree-title.jqtree-title-folder {
            margin-right: 0;
        }

ul.jqtree-tree.jqtree-rtl li.jqtree-ghost {
        margin-right: 0;
        margin-left: 10px;
    }

ul.jqtree-tree.jqtree-rtl li.jqtree-ghost span.jqtree-circle {
            right: -6px;
        }

ul.jqtree-tree.jqtree-rtl li.jqtree-ghost span.jqtree-line {
            right: 2px;
        }

ul.jqtree-tree.jqtree-rtl li.jqtree-ghost.jqtree-inside {
            margin-left: 0;
            margin-right: 48px;
        }

ul.jqtree-tree.jqtree-rtl span.jqtree-border {
        right: -2px;
    }

span.jqtree-dragging {
    color: #fff;
    background: #000;
    opacity: 0.6;
    cursor: pointer;
    padding: 2px 8px;
}

.course_tree {
    /* padding-top: 50px; */
}

.course_items_save {
    margin: 12px 0;
    display: none;
}

.course_pop {
    position: sticky;
    top: 20px;
    background-color: #142a37;
    z-index: 1;
}

@media(max-width: 768px) {
     .course_pop {
        /* display: none; */
        position: fixed;
        background-color: #091c27;
        width: calc(100% - 20px);
        left: 10px;
        z-index: 2000;
        bottom: 50px;
        box-shadow: 0px 0px 12px rgb(70 70 70 / 85%);
        max-height: 300px;
        visibility: hidden;
        overflow: auto;
        border-radius: 6px 6px 0 0;
        padding: 10px 6px 0;
        transition: all 0.5s;
        transform: translate(0, 360px);
        top: unset;
    }

    .course_pop.show {
        visibility: visible;
        transform: translate(0, 0);
    }
}

.course_menu_button {
    background-color: var(--cart-button-color);
    border-radius: 50%;
    box-shadow: var(--cart-botton-shadow);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 28px;
    cursor: pointer;
    transition: all .3s;
    z-index: 50;
    position: fixed;
    bottom: 72px;
    top: unset;
    right: 18px;
    width: 62px;
    height: 62px;
    display:none;
}

@media(max-width: 768px) {
     .course_menu_button {
        display: block;
    }
}











.jqtree-closed .jqtree_common[role="group"] {
    display: none;
}

.jqtree_common[role="group"] {
    margin-left: 12px;
}

.jqtree-tree li {
    list-style-type: none;
}

a.jqtree-toggler {
    display: inline-flex;
}

.jqtree-element.jqtree_common {
    display: flex;
    align-items: center;
    min-height: 36px;
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.03em;
}

.hiitem_icon_folder {
    width: 8px;
    height: 16px;
    background-color: #4A7C99;
    margin-right: 10px;
    border-radius: 2px;
    transition: all 0.3s;
}

.hiitem_icon_folder.open {
    transform: rotate(90deg);
    background-color: #1D94D9;
}

.hiitem_icon_item {
    width: 7px;
    height: 7px;
    background-color: #62a2c7;
    margin-right: 6px;
    border-radius: 50%;
}


.jqtree_common {
    position: relative;
}
.jqtree_common.jqtree-element:before {
    content:'';
    position:absolute;
    width: 7px;
    height: 7px;
    background-color: #ffffff;
    margin-right: 0;
    border-radius: 50%;
}

.jqtree_common.jqtree-element.free:before {
    width: 4px;
    height: 4px;
    background-color: transparent;
    border: 2px solid #fff;
}

.hiitem_control {
    opacity: 0;
    transition: all 0.3s;
    display: flex;
    margin-left: 5px;
    position: absolute;
    right: 5px;
    background-color: #091c27;
    border-radius: 5px;
    padding: 4px 4px 5px;
}

.jqtree-element:hover .hiitem_control {
    opacity: 1;
}

.hiitem_control_icon {
    width: 100%;
    height: 24px;
    background-size: 15px;
    background-position: center center;
    background-repeat: no-repeat;
    cursor: pointer;
    margin: 0;
    display: block;
    border-radius: 5px;
    transition: all 0.2s;
    width: 25px;
    min-width: 25px;
}

.course_view_r {
    max-width: 1200px;
}


/*course content*/
.course_page_nav {
    display: flex;
    justify-content: flex-end;
}

.course_page_nav .mp_arrow {
    margin: 0 12px;
    visibility: hidden;
    opacity: 0;
}

.course_page_nav .mp_arrow.active {
    visibility: visible;
    opacity: 1;
}

.course_content_block {
    padding-right: 40px;
    padding: 0 12px;
}

.course_content {
    line-height: 150%;
    font-weight: 300;
    padding-top: 7px;
    transition: all 0.3s;
    min-height: 100vh;
}

.course_content.load {
    opacity: 0.5;
}

.course_content_top, .course_content_bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
}

@media(max-width: 768px) {
    .course_content_top {
    /* display: none; */
    padding: 0;
    }
}

@media(max-width: 768px) {
    .course_content_bottom {
    /* flex-direction: column; */
    /* align-items:flex-end; */
    }
}

.course_content_nav_link {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.03em;
    display: flex;
    align-items: center;
    opacity: 0.7;
    transition: all 0.3s;
    color: #fff;
}

@media(max-width: 768px) {
    .course_content_nav_link {
        font-size: 14px;
        font-weight: 500;
        letter-spacing: 0.03em;
        width: calc(100% - 106px);
        padding: 8px 0;
    }
}

.course_content_nav_link:hover {
    opacity: 1;
}


@media(max-width: 768px) {
    .course_nav_link_text {
        text-overflow: ellipsis;
        white-space: nowrap;
        width: calc(100% - 23px);
        overflow: hidden;
    }
}

.course_nav_arrow {
    background-size: 100%;
    width: 16px;
    height: 16px;
    transform: rotate(90deg);
    background-position: center;
    background-repeat: no-repeat;
    margin-right: 7px;
}

.course_page .product_page_child_products {
    margin-top: 15px;
}



/*text*/
.ql-align-center {
    text-align: center;
}

.qtext h1, .qtext h2, .qtext h3 {
    font-weight: 500;
    line-height: 130%;
    letter-spacing: 0.03em;
    margin: 12px 0 10px;
}

.qtext h1 {
    font-size: 32px;
}

@media(max-width: 768px) {
    .qtext h1 {
        font-size: 24px;
    }
}

.qtext h2 {
    font-size: 30px;
}

@media(max-width: 768px) {
    .qtext h2 {
        font-size: 22px;
    }
}

.qtext h3 {
    font-size: 24px;
}

@media(max-width: 768px) {
    .qtext h3 {
        font-size: 20px;
    }
}

.qtext p {
    margin: 8px 0 0;
}

.qtext a {
    color: #fff;
    border-bottom: 1px dashed #fff;
}

.qtext img {
    max-width: 100%;
    margin-top: 7px;
}

.qtext ol {
    margin: 0;
    padding: 0 18px;
}

.qtext ul {
    margin-left: 20px;
}

.qtext blockquote {
    max-width: 500px;
    background-color: #1a3849;
    padding: 7px 12px;
    margin: 10px 0;
    border-radius: 3px;
    border-left: 5px solid #1D94D9;
    margin: 10px auto;
}

.qtext .ql-video {
    /* margin: 12px auto; */
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
}

.ql-video-out {
    position: relative;
    padding-bottom: 56.25%;
}

.ql-video-container {
    max-width: 600px;
    margin: 12px 0;
}

.ql-video-container.ql-video-container-center {
    margin-left: auto;
    margin-right: auto;
}

.ql-syntax {
    overflow: auto;
}