.tundra .dijitTreeNode {background-image : url('images/i.gif'); background-position : top left; background-repeat : repeat-y; margin-left: 19px; zoom: 1;}.tundra .dijitTreeIsLast {background: url('images/i_half.gif') no-repeat;}.tundra .dijitTreeIsRoot {margin-left: 0; background-image: none;}.tundra .dijitTreeExpando {width: 18px; height: 18px;}.tundra .dijitTreeContent {min-height: 18px; min-width: 18px;}.tundra .dijitTreeExpand {width: 18px; height: 18px; background-repeat : no-repeat;}.tundra .dijitTreeNodeEmphasized {background-color: Highlight; color: HighlightText;}.tundra .dijitTreeLabelFocused {outline: 1px invert dotted; background:#dde7f2;}.tundra .dijitTreeNodeHover {background-color: #e2ebf2 !important;}.tundra .dijitTreeExpandoOpened {background-image: url('images/treeExpand_minus.gif');}.tundra .dijitTreeExpandoClosed {background-image: url('images/treeExpand_plus.gif');}.tundra .dijitTreeExpandoLeaf {background-image: url('images/treeExpand_leaf.gif');}.tundra .dijitTreeExpandoLoading {background-image: url('images/treeExpand_loading.gif');}.tundra .dijitTreeIcon {width: 16px; height: 16px;}.tundra .dijitFolderOpened {background: url('images/folderOpened.gif') no-repeat;}.tundra .dijitFolderClosed {background: url('images/folderClosed.gif') no-repeat;}.tundra .dijitLeaf {background: url('images/leaf.gif') no-repeat;}