diff --git a/src/atlasViewer/widgetUnit/widgetUnit.template.html b/src/atlasViewer/widgetUnit/widgetUnit.template.html
index a7cfd51ef1f2b839190f4cb060b3c4038ee58270..62600cf8ba9b22a3901d84fdb50517fe9ab7badf 100644
--- a/src/atlasViewer/widgetUnit/widgetUnit.template.html
+++ b/src/atlasViewer/widgetUnit/widgetUnit.template.html
@@ -25,7 +25,7 @@
         *ngIf="!isMobile"
         (click)="widgetServices.minimise(this)"
         class="fas fa-window-minimize"
-        hoverable>
+        [hoverable] ="{translateY: -1}">
 
       </i>
       <i *ngIf = "canBeDocked && state === 'floating' && !isMobile"
@@ -34,12 +34,12 @@
         hoverable></i>
       <i *ngIf = "state === 'docked' && !isMobile"
         (click) = "undock($event)" 
-        class = "fas fa-window-restore" 
+        class = "fas fa-window-restore"
         hoverable></i>
       <i *ngIf = "exitable"
         (click) = "exit($event)" 
         class = "fas fa-times" 
-        hoverable></i>
+        [hoverable] ="{translateY: -1}"></i>
     </div>
   </div>
   <div widgetUnitBody body>
diff --git a/src/components/flatTree/flatTree.template.html b/src/components/flatTree/flatTree.template.html
index 3dc5601046cb636f23482dbe2025df86a6c7c4c1..903c00dddf5048c8b5fe43596eea819a30092fec 100644
--- a/src/components/flatTree/flatTree.template.html
+++ b/src/components/flatTree/flatTree.template.html
@@ -37,7 +37,7 @@
   *ngIf="useDefaultList"
   class="overflow-auto">
 
-  <div class="overflow-hidden default-container">
+  <div class="overflow-hidden default-container" style="background-color: #dbb556">
     <div
       *ngFor="let flattenedItem of (inputItem | flattenTreePipe : findChildren | filterRowsByVisbilityPipe : findChildren : searchFilter | appendSiblingFlagPipe )" 
       [ngClass]="getClass(flattenedItem.flattenedTreeLevel)"
diff --git a/src/ui/cookieAgreement/cookieAgreement.template.html b/src/ui/cookieAgreement/cookieAgreement.template.html
index d5db16a191543011cb0d537a0bebbd14825d1821..d0b6acdf5d2a98b0ec64f94640507d22c283cc91 100644
--- a/src/ui/cookieAgreement/cookieAgreement.template.html
+++ b/src/ui/cookieAgreement/cookieAgreement.template.html
@@ -3,7 +3,7 @@
     remember user choices and preferences, and in some instances determine site permissions. Cookies also provide,
     in anonymous form, the number of visitors accessing the HBP Public Website, features users access during website
     visits, and the general location of the user based on IP address.</p>
-  <p>Interactive Viewer uses at least the following cookies:</p>
+  <p>HBP Atlas Viewer uses at least the following cookies:</p>
   <p><strong>connect.sid</strong> : verify login details</p>
   <p>To find out more about cookies, including how to determine the cookies that have been set on
     your computer and how to manage
@@ -23,7 +23,7 @@
       <div>
         <strong>Data controller(s):</strong>
         <span>
-          Interactive Viewer is the data controller for your login information.
+          HBP Atlas Viewer is the data controller for your login information.
         </span>
       </div>
 
diff --git a/src/ui/regionHierachy/regionHierarchy.component.ts b/src/ui/regionHierachy/regionHierarchy.component.ts
index f04dc7b1b501c71e5b5cc48ce5181cab4275e896..9e629abce3533043eb6632d8bc04adbe017c4725 100644
--- a/src/ui/regionHierachy/regionHierarchy.component.ts
+++ b/src/ui/regionHierachy/regionHierarchy.component.ts
@@ -3,6 +3,7 @@ import {  Subscription, Subject, fromEvent } from "rxjs";
 import { buffer, debounceTime } from "rxjs/operators";
 import { FilterNameBySearch } from "./filterNameBySearch.pipe";
 import { generateLabelIndexId } from "src/services/stateStore.service";
+import {promise} from "selenium-webdriver";
 
 const insertHighlight :(name:string, searchTerm:string) => string = (name:string, searchTerm:string = '') => {
   const regex = new RegExp(searchTerm, 'gi')
@@ -62,6 +63,9 @@ export class RegionHierarchy implements OnInit, AfterViewInit{
   @ViewChild('searchTermInput', {read: ElementRef})
   private searchTermInput: ElementRef
 
+  countItemsIntoTheTree: number
+  windowHeight: number
+
   @HostListener('document:click', ['$event'])
   closeRegion(event: MouseEvent) {
     const contains = this.el.nativeElement.contains(event.target)
@@ -70,6 +74,11 @@ export class RegionHierarchy implements OnInit, AfterViewInit{
       this.searchTerm = ''
   }
 
+  @HostListener('window:resize', ['$event'])
+  onResize(event) {
+    this.windowHeight = event.target.innerHeight;
+  }
+
   get regionsLabelIndexMap() {
     return null
   }
@@ -78,7 +87,7 @@ export class RegionHierarchy implements OnInit, AfterViewInit{
     private cdr:ChangeDetectorRef,
     private el:ElementRef
   ){
-
+    this.windowHeight = window.innerHeight;
   }
 
   ngOnChanges(){
@@ -102,6 +111,11 @@ export class RegionHierarchy implements OnInit, AfterViewInit{
   set showRegionTree(flag: boolean){
     this._showRegionTree = flag
     this.showRegionFlagChanged.emit(this._showRegionTree)
+    this.countItemsIntoTheTree = 1
+    if (this.aggregatedRegionTree.children &&
+        this.aggregatedRegionTree.children.length > 0) {
+      this.countItems(this.aggregatedRegionTree)
+    }
   }
 
   ngOnInit(){
@@ -157,6 +171,19 @@ export class RegionHierarchy implements OnInit, AfterViewInit{
 
   }
 
+  countItems(objectToCount) {
+    objectToCount.children.forEach(object => {
+      this.countItemsIntoTheTree += 1
+      if (object.children && object.children.length > 0) this.countItems(object)
+    })
+  }
+  regionHierarchyHeight(){
+    return({
+      'height' : (this.countItemsIntoTheTree * 15 + 60).toString() + 'px',
+      'max-height': (this.windowHeight - 100) + 'px'
+    })
+  }
+
   focusInput(event?:MouseEvent){
     if (event) {
       /**
diff --git a/src/ui/regionHierachy/regionHierarchy.template.html b/src/ui/regionHierachy/regionHierarchy.template.html
index 36ab15e5278d6327517df36f71e137fc96c18f33..b49e0476892dccc6a4d69904473f7b7a8bbeb49c 100644
--- a/src/ui/regionHierachy/regionHierarchy.template.html
+++ b/src/ui/regionHierachy/regionHierarchy.template.html
@@ -17,6 +17,7 @@
   hideScrollbarContainer>
 
   <div
+    [ngStyle]="regionHierarchyHeight()"
     class="d-flex flex-column"
     treeContainer
     #treeContainer>