#fontSizeWrapper { font-size: 16px; }

#fontSize {
    width: 100px;
    font-size: 1em;
}

/* ————————————————————–
  Tree core styles
*/
.tree { margin: 1em; list-style-type: none; }

.tree input {
    position: absolute;
    clip: rect(0, 0, 0, 0);
}

.tree input ~ ul { display: none; }

.tree input:checked ~ ul { display: block; }

.tree ul{
    padding-left: 0px;
    list-style-type: none;
}
/* ————————————————————–
  Tree rows
*/
.tree li {
    line-height: 1.2;
    position: relative;
    padding: 0 0 1em 1em;
}

.tree ul li { padding: 1em 0 0 1em; }

.tree > li:last-child { padding-bottom: 0; }

/* ————————————————————–
  Tree labels
*/
.tree label{
    margin-bottom:0px;
}
.tree_label {
    position: relative;
    display: inline-block;
    background: #fff;
    font-weight:normal;
}

label.tree_label, span.tree_label {
    cursor: pointer;
    pointer-events: none;
    width:0px}

label.tree_label:hover { color: #666; }
label.tree a{
    pointer-events: auto;
    cursor:pointer;
    white-space:nowrap;
}

/* ————————————————————–
  Tree expanded icon
*/
label.tree_label:before {
    background: #000;
    color: #fff;
    position: relative;
    z-index: 1;
    float: left;
    margin: 0 1em 0 -2em;
    width: 1em;
    height: 1em;
    border-radius: 1em;
    content: '+';
    text-align: center;
    line-height: .9em;
    cursor:pointer;
    pointer-events: auto;
}

:checked ~ label.tree_label:before { content: '–'; }

/* ————————————————————–
  Tree branche
*/
.tree li:before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: -.56em;
    display: block;
    width: 0;
    border-left: 1px solid #777;
    content: "";
}
span.tree_label::after{
    left:-1.56em
}
.tree_label:after {
    position: absolute;
    top: 0;
    left: -1.5em;
    display: block;
    height: 0.5em;
    width: 1em;
    border-bottom: 1px solid #777;
    border-left: 1px solid #777;
    border-radius: 0 0 0 .3em;
    content: '';
}

label.tree_label:after { border-bottom: 0; }

:checked ~ label.tree_label:after {
    border-radius: 0 .3em 0 0;
    border-top: 1px solid #777;
    border-right: 1px solid #777;
    border-bottom: 0;
    border-left: 0;
    bottom: 0;
    top: 0.5em;
    height: auto;
}

.tree li:last-child:before {
    height: 1em;
    bottom: auto;
}

.tree > li:last-child:before { display: none; }

.tree_custom {
    display: block;
    background: #eee;
    padding: 1em;
    border-radius: 0.3em;
}
.nothing{}