.jstree-default .jstree-disabled {
    background: 0 0;
    color: #333
}
.jstree-default .jstree-disabled>.jstree-icon {
    opacity: 1; 
    filter: none; 
   
    -webkit-filter: none; 
}
.jstree-container-ul>li>a>i.jstree-checkbox
{
    display:none
}

p.introduction {
	font-size:1.3em;
	font-weight:normal;
	line-height:1.5em !important;
	margin:0 0 20px;	
}