/* first or middle sibling, no children */
.ygtvtn { height:20px; }

/* first or middle sibling, collapsable */
.ygtvtm { height:20px; cursor:pointer }

/* first or middle sibling, collapsable, hover */
.ygtvtmh { height:20px; cursor:pointer }

/* first or middle sibling, expandable */
.ygtvtp { height:20px; cursor:pointer }

/* first or middle sibling, expandable, hover */
.ygtvtph { height:20px; cursor:pointer }

/* last sibling, no children */
.ygtvln {  height:20px; }

/* Last sibling, collapsable */
.ygtvlm { height:20px; cursor:pointer }

/* Last sibling, collapsable, hover */
.ygtvlmh { height:20px; cursor:pointer }

/* Last sibling, expandable */
.ygtvlp { height:20px; cursor:pointer }

/* Last sibling, expandable, hover */
.ygtvlph { height:20px; cursor:pointer }

/* Loading icon */
.ygtvloading { background: none; height:20px; }

/* the style for the empty cells that are used for rendering the depth 
 * of the node */
.ygtvdepthcell { background: transparent; width:1em; height:20px; }

.ygtvblankdepthcell { background: transparent; width:1em; height:20px; }

/* the style of the div around each node */
.ygtvitem { border: 0px solid grey; }  

/* the style of the div around each node's collection of children */
.ygtvchildren {
margin-top:3px;
margin-bottom:3px;
/* font-size:90%;
line-height:15px; */
 }  
* html .ygtvchildren { height:1%; }