/* ------------- middle-section-aside start ---------------- */
.table-of-content{
    box-sizing: border-box;
    padding-left: 0.5rem;
    height: 100%;
    background-color: transparent;
    color: #3D3D3D;
    white-space: nowrap;
    display: flex;
    flex-direction: row;
}

.line-sprite{
    margin-left: 5px;
    width: 2px;
    height: 100%;
    background-color: #E2E4E3;
}

.drag-icon{
    width: 10px;
    height: 30px;
    text-align: center;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translate(5px,-15px);
    background-color: #fff;
    border: 1px solid #E2E4E3;
    border-radius: 10px;
    cursor: pointer;
    z-index: 101;
    display: none;
}

.drag-icon > i{
    width: 10px;
    font-size: 15px;
    line-height: 30px;
    transform: translateX(-2.5px);
    text-align: center;
    color: #3d3d3d;
}

@media screen and (hover:none){
    .drag-icon{
        display: block;
    }
}

.table-of-content ul{
    list-style-type: none;
    margin-left: 0;
}

.menu-1 ul{
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.menu-1 .menu-1-item > label{
    padding-left: 0;
    line-height: 36px;
    height: 36px;
    font-weight: bold;
}

.menu-1 label{
    flex-direction: row;
}

.menu-1 .menu-2-item > label{
    padding-left: 24px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-3-item > label{
    padding-left: 48px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-4-item > label{
    padding-left: 72px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-5-item > label{
    padding-left: 96px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-6-item > label{
    padding-left: 120px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-7-item > label{
    padding-left: 144px;
    line-height: 24px;
    height: 24px;
}
.menu-1 .menu-8-item > label{
    padding-left: 168px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-9-item > label{
    padding-left: 192px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-10-item > label{
    padding-left: 216px;
    line-height: 24px;
    height: 24px;
}

.menu-1 .menu-11-item > label{
    padding-left: 240px;
    line-height: 24px;
    height: 24px;
}


.menu-1 .table-of-content-item-active{
    background-color: #D5E8F2;
    border-left: .25rem solid #D5E8F2;
    margin-left: -.25rem;
    width: 100%;
}

.menu-1 {
    flex: 1;
    padding: 0;
    width: 300px;
    /* resize: horizontal; */
    overflow-x: hidden;
    overflow-y: scroll;
}

.menu-1 a:link IMG,
.menu-1 a:visited IMG,
.menu-1 a:hover IMG{
    border: none;
}

/* 
.menu-1:hover{
    overflow-x: scroll;
    overflow-y: scroll;
} */

.menu-1 label{
    font-weight: normal;
    margin-bottom: 0;
    font-size: 12px;
}

.menu-1 label:hover{
    background-color: #F1F1F1;
}

.menu-1 .table-of-content-item-active .toc-item{
    color: #3D3D3D;
}

.table-of-content-icon{
    text-align: center;
    color: #77797c;
}

.menu-1-item > label > i{
    width: 24px;
    height: 36px;
    line-height: 36px;
    flex-shrink: 0;
}

.menu-1 .wux-ui-3ds-record{
    font-size: 5px;
}

.menu-2  i{
    width: 24px;
    height: 24px;
    line-height: 24px;
    flex-shrink: 0;
}

.menu-1 .wux-ui-3ds-record{
    font-size: 5px;
}

li .toc-item i{
    margin-left: 0;
    width: 22px;
    font-size: 22px;
    line-height: 36px;
    margin-right: 10px;
}

li > label > i.wux-ui-3ds-expand-right:hover{
    color: #3d3d3d;
}

.table-of-content-item-active i:nth-child(2){
    font-size: 22px;
    width: 22px;
    color: #368EC4;
    margin-right: 10px;
}

.menu-1 ul {
    /* by default hide all sub menus */
    display: none;
}

.menu-1 label, .menu-1 a {
    display: flex;
    color: #3D3D3D;
    font-size: 12px;
    letter-spacing: 0.05em;
    align-items: center;
}

.menu-1 label {
    cursor: pointer;
}

.table-of-content-item-active + ul{
    display: block;
}

.menu-1 ul label{
    padding-left: 1.2rem;
}

.no-touch .menu-1 ul label:hover, .no-touch{
    background: #3c3f45;
}

.toc-item{
    display: flex;
    align-items: center;
}

.menu-1-item > label > .toc-item{
    flex: 1 0;
    width: 100%;
    height: 36px;
    /* transform: translateY(1px); */
    line-height: 36px;
    text-decoration:none;
}

.menu-1-item > label > .toc-item:hover{
    text-decoration:underline;
}

.menu-1-item > label > .toc-item > img,
.menu-2 > li label > .toc-item > img{
    flex-shrink: 0;
}

.menu-2 > li label > .toc-item{
    flex: 1 0;
    width: 100%;
    line-height: 24px;
    /* overflow-x: hidden; */
    text-decoration:none;
}

.menu-2 > li label > .toc-item:hover{
    text-decoration:underline;
}


.non-visible{
    display: none;
}

.toc-item > img{
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

@media screen and (hover:none){            /* touch */

    .menu-1 .menu-1-item > label{
        padding-left: 0;
        line-height: 48px;
        height: 48px;
    }

    .menu-1 .menu-2-item > label{
        padding-left: 24px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-3-item > label{
        padding-left: 48px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-4-item > label{
        padding-left: 72px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-5-item > label{
        padding-left: 96px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-6-item > label{
        padding-left: 120px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-7-item > label{
        padding-left: 144px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-8-item > label{
        padding-left: 168px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-9-item > label{
        padding-left: 192px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-10-item > label{
        padding-left: 216px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1 .menu-11-item > label{
        padding-left: 240px;
        line-height: 38px;
        height: 38px;
    }

    .menu-1-item > label > i {
        width: 38px;
        height: 48px;
        line-height: 48px;
    }

    .menu-1 .wux-ui-3ds-record,
    .menu-1 .wux-ui-3ds-expand-right,
    .menu-1 .wux-ui-3ds-expand-down{
        width: 38px;
        height: 38px;
        line-height: 38px;
    }

    /* .menu-1{
        overflow-x: scroll;
        overflow-y: scroll;
    } */
}

/* ------------- middle-section-aside end ---------------- */

@media screen and (max-width: 959px){
    .table-of-content{
        /* flex: 1; */
        width: 300px;
    }
}

@media screen and (max-width: 639px){
    .table-of-content{
        display: none;
        flex:100;
        padding-left: 15px;
        width: 95%;
        overflow-y: scroll;
    }

    .drag-icon{
        display: none;
    }

    .line-sprite{
        display: none;
    }

    .menu-1 {
        width: 100%;
    }
}