ol {counter-reset: item;}.wtree li {list-style-type: none;margin: 10px 0px 0px 0px;position: relative;}.wtree li:before {content: "";counter-increment: item;position: absolute;top: -10px;left: -15px;border-left: 1px solid #000000;border-bottom: 1px solid #000000;width: 15px;height: 30px;}.wtree li:after {position: absolute;content: "";top: 10px;left: -15px;border-left: 1px solid #000000;border-top: 1px solid #000000;width: 0px;height: 100%;}.wtree li:last-child:after {display: none;}.wtree li span {display: block;border: 1px solid #000000;padding: 3px;margin-left: 0px;text-decoration: none;}.wtree li span:before {}.wtree li span:hover, .wtree li span:focus {border: 1px solid #f731a8;}.wtree li span:hover + ol li span, .wtree li span:focus + ol li span {border: 1px solid #f731a8;}.wtree li span:hover + ol li:after, .wtree li span:focus + ol li:after, .wtree li span:hover + ol li:before, .wtree li span:focus + ol li:before {border-color: #f731a8;}.display {margin-right: 12px;font-weight: bold;}input, label {}label {padding-left: 6px;padding-right: 12px;}#radio-1:checked + label ~ ol li ol li {display: none;}#radio-2:checked + label ~ ol li ol li ol li {display: none;}#radio-3:checked + label ~ li ol li ol li {display: none;}