ol.sortable_tree { list-style: none; max-width: 1000px; li { margin-bottom: 5px; .tree-item_wrap { overflow: hidden; zoom: 1; padding: 2px; margin: 0 0 5px 5px; background: #EFEFEF; >i { cursor: move; float: left; margin: 6px 15px 0 6px; } .tree-item_link { float: left; margin-top: 5px; } .controls { float: right; .btn { width: 20px; margin-right: 5px; } } } ol { list-style: none; margin: 0 0 0 25px; border-left: 1px dashed gray; } } } .nested_set .placeholder { background-color: #EEF; border: 1px dashed blue; } .nested_set .ui-nestedSortable-error { background: #FAA; color: #8a1f11; }