/* (A) LIST TO MENU */
.tree, .section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.tree {
  background:0;
  border:0;
}
.tree li {
  border-bottom: 1px solid #d2d2d2;
  padding:7px 0;
}
.tree li:last-child {
  border: 0;
}

/* (B) SUB-SECTIONS */
/* (B1) TOGGLE SHOW/HIDE */
.section ul { display: none; }
.section input:checked ~ ul { display: block; }

/* (B2) HIDE CHECKBOX */
.section input[type=checkbox] { display: none; }

/* (B3) ADD EXPAND/COLLAPSE ICON  */
.section { 
  position: relative; 
  padding-left:25px !important;
}
.section label:after {
content: "\0002B";
position: absolute;
top: 0;
left: 0;
text-align: center;
font-size: 25px;
color: #006245;
transition: all 0.5s;
line-height: 25px;
}
.section input:checked ~ label:after { 
  color:#4DA92A;
  transform: rotate(45deg);
}

/* (B4) SUB-SECTION ITEMS */
.section ul { margin-top: 6px; }
.section ul li { 
color: #5B5B5B;
font-size: 14px;
font-weight: normal;
}

/* DOES NOT MATTER */
.tree {
font-size: 15px;
font-weight: 600;
color: #006245;
}
.tree a {
    font-size: 15px;
    font-weight: 600;
    color: #006245;
}