#TreeView, .drop-container
        {
            border-width: 1px;
            border-style: solid;
            width: 24em;
            float: left;
        }
        
        #TreeView, .drop-container2
        {
            height: 24em;
            padding: .5em;
        }
        
        #TreeView2
        {
            border-width: 1px;
            border-style: solid;
            width: 24em;
            float: left;
        }
        
        #TreeView2 
        {
            height: 24em;
            padding: .5em;
        }
        .drop-container
        {
            height: 8em;
            overflow: auto;
            margin-bottom: 1em;
            padding: .70em;
        }
        .pane
        {
            float: left;
            margin: -2em 6em 2em 0;
        }