MAGETWO-32245: Horizontal scroll is displayed to each category with long name

Author: Natalia Momotenko

app/code/Magento/Catalog/view/adminhtml/templates/catalog/category/tree.phtml

@@ -23,7 +23,7 @@
     </div>
 <?php if ($this->getRoot()): ?>
     <div class="tree-holder">
-        <div id="tree-div" style="width:100%; overflow:auto;"></div>
+        <div id="tree-div" class="tree-wrapper"></div>
     </div>
 </div>
 <div data-id="information-dialog-tree" style="display: none;">

app/design/adminhtml/Magento/backend/web/css/admin.less

@@ -2811,6 +2811,12 @@ address {
     padding: 0;
 }
 
+.tree-wrapper {
+    width: 100%;
+    overflow: auto;
+    float: left; // Fixed Chrome scroll issue
+}
+
 .page-actions.fixed .page-actions-inner:before {
     content: attr(data-title);
     float: left;