.angular-ui-tree-dropzone,.angular-ui-tree-empty{min-height:100px;background-color:#e5e5e5;background-image:-webkit-linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff),-webkit-linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff);background-image:-moz-linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff),-moz-linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff);background-image:linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff),linear-gradient(45deg,#fff 25%,transparent 25%,transparent 75%,#fff 75%,#fff);background-position:0 0,30px 30px;background-size:60px 60px;border:1px dashed #bbb}.angular-ui-tree-empty{pointer-events:none}.angular-ui-tree-nodes{position:relative;padding:0;margin:0;list-style:none}.angular-ui-tree-nodes .angular-ui-tree-nodes{padding-left:20px}.angular-ui-tree-node,.angular-ui-tree-placeholder{position:relative;min-height:20px;padding:0;margin:0;line-height:20px}.angular-ui-tree-hidden{display:none}.angular-ui-tree-placeholder{min-height:30px;padding:0;margin:10px}.angular-ui-tree-handle{min-height:20px;font-weight:700;line-height:20px;text-decoration:none;cursor:move;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.angular-ui-tree-drag{position:absolute;z-index:999;pointer-events:none;opacity:.8}.angular-ui-tree-drag .tree-node-content{margin-top:0}