*, *:before, *:after {
    -moz-box-sizing: border-box; /* Firefox 1, probably can drop this */
    -webkit-box-sizing: border-box; /* Safari 3-4, also probably droppable */
    box-sizing: border-box; /* Everything else */
}

.treeNodeIcon {
    width: 16px;
    height: 16px;
    background-size: contain;
}

div .txtextcontent ol {
    list-style-type: inherit;

}

div .txtextcontent li {
    list-style-type: inherit;

}

div .txtextcontent ul {

}

div .AUTHOR_PROGRESSBAR * {
    display: block;
}

div .list-ct ul {
    padding: 0px;
}

#qcBtn {
    opacity: .7;
    cursor: pointer;
    position: absolute;
    right: 12px;
    top: 12px;
    z-index: 9999;
}

#refBtn {
    opacity: .7;
    cursor: pointer;
    position: absolute;
    right: 72px;
    top: 12px;
    z-index: 9999;
}

#variableBtn {
    opacity: .7;
    cursor: pointer;
    position: absolute;
    right: 119px;
    top: 12px;
    z-index: 9999;
}

.qcBtn {
    -webkit-box-shadow:rgba(0,0,0,0.2) 0 1px 0 0;
    -moz-box-shadow:rgba(0,0,0,0.2) 0 1px 0 0;
    box-shadow:rgba(0,0,0,0.2) 0 1px 0 0;
    color:#333;
    background-color:#FA2;
    border-radius:5px;
    -moz-border-radius:5px;
    -webkit-border-radius:5px;
    border:none;
    font-family:'Helvetica Neue',Arial,sans-serif;
    font-size:16px;
    font-weight:700;
    height:36px;
    padding:4px 16px;
    text-shadow:#FE6 0 1px 0
}



.qcBtn:hover{
    color: #000000;
    background-color: rgb(255, 196, 128);
}

.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 2; /* Sit on top */
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
    margin: auto;
}

/* Modal Image */
.modal-content {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
}

/* Caption of Modal Image (Image Text) - Same Width as the Image */
#caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    height: 150px;
}

/* Add Animation - Zoom in the Modal */
.modal-content, #caption { 
    animation-name: zoom;
    animation-duration: 0.6s;
}

@keyframes zoom {
    from {transform:scale(0)} 
    to {transform:scale(1)}
}

/* The Close Button */
.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.play-wrapper {
    display: none; /* Hidden by default */
    align-items: center;
    position: fixed; /* Stay in place */
    z-index: 2; /* Sit on top */
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
    margin: auto;
}
.play {
    width: 100%;
    color: #f1f1f1;
    font-size: 80px;
    font-weight: bold;
    transition: 0.3s;
    text-align: center;

}

.play:hover,
.play:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

/* 100% Image Width on Smaller Screens */
@media only screen and (max-width: 700px){
    .modal-content {
        width: 100%;
    }
}


.drag-drop {
    touch-action: none;
    user-select: none;
}