.collapsible
{
    margin: 5px 5px 5px 5px;
}
.collapsible-button
{
    
}
.collapsible .collapsible-content .collapsible-button a
{
    color: Blue;
    font-weight: bold;
    background-position: 0px center;
    background-image: url(  'images/plus.png' );
    background-repeat: no-repeat;
    padding-left: 10px;
}
.collapsible .collapsible-content .collapsible-button a:hover
{
    color: #4d4d4d;
    background-image: url('images/plus-over.png');
}
.collapsible-content
{
    margin-left: 15px;
    border-left: solid 2px blue;
    padding-left: 5px;
}
.collapsible-content-child
{
    margin-left: 15px;
    border-left: solid 2px blue;
}
.collapsible ul
{
    margin-left: 0px;
    padding-left: 0px;
}
.collapsible li
{
    list-style-type: none;
    background-position: 0px center;
    background-image: url('images/dash.png');
    background-repeat: no-repeat;
    padding-left: 10px;
    padding-bottom: 2px;
}
.collapsible li:hover
{
    background-image: url('images/dash-over.png');
}