diff --git a/controllets/data-sevc-controllet/data-sevc-controllet.html b/controllets/data-sevc-controllet/data-sevc-controllet.html
index c2aff1e..cef0a2c 100644
--- a/controllets/data-sevc-controllet/data-sevc-controllet.html
+++ b/controllets/data-sevc-controllet/data-sevc-controllet.html
@@ -28,16 +28,6 @@
         <link rel="stylesheet" href="../shared_js/perfect-scrollbar/css/perfect-scrollbar.min.css">
 
         <style is="custom-style">
-           /* body
-            {
-                font-family: RobotoDraft, 'Helvetica Neue', Helvetica, Arial;
-                font-size: 1em;
-                margin: 0;
-                padding: 1.5em;
-                -webkit-tap-highlight-color: rgba(0,0,0,0);
-                -webkit-touch-callout: none;
-                overflow: hidden;
-            }*/
 
             .flexchild
             {
@@ -103,7 +93,7 @@
                 width: 100%;
             }
 
-            :host ::content paper-menu-button
+            ::content paper-menu-button
             {
                 display: block;
                 width: 100%;
@@ -269,10 +259,6 @@
                             <iron-pages selected="{{DatasourceTabSelected}}">
                                 <div>
                                     <div class="card-content">
-                                        <paper-textarea id="data_url" label="Dataset api data url" floatingLabel value="{{dataUrl}}" on-dragover="_handleDatasourceDragOver"></paper-textarea>
-                                    </div>
-
-                                    <div class="card-content">
                                         <paper-dropdown-menu id="datasets-sources" label="Available datasets">
                                             <paper-menu class="dropdown-content">
                                                 <template is="dom-repeat" items="{{datasets}}" as="dataset" index-as="index">
@@ -282,6 +268,13 @@
                                         </paper-dropdown-menu>
                                     </div>
 
+                                    <div><img src="static/images/or.png" style="position: relative;left: 50%;padding-top:20px"></div>
+
+                                    <div class="card-content">
+                                        <paper-textarea id="data_url" label="Dataset api data url" floatingLabel value="{{dataUrl}}" on-dragover="_handleDatasourceDragOver"></paper-textarea>
+                                    </div>
+
+
                                 </div>
                                 <div><img src="static/images/UnderConstruction.png" style="position: relative;top: 60%;left: 25%;"></div>
                                 <div><img src="static/images/UnderConstruction.png" style="position: relative;top: 60%;left: 25%;"></div>
diff --git a/controllets/data-sevc-controllet/static/images/or.png b/controllets/data-sevc-controllet/static/images/or.png
new file mode 100644
index 0000000..5b62d26
--- /dev/null
+++ b/controllets/data-sevc-controllet/static/images/or.png
diff --git a/controllets/draggable-element-controllet/draggable-element-controllet.html b/controllets/draggable-element-controllet/draggable-element-controllet.html
index 3d0b241..be9f878 100755
--- a/controllets/draggable-element-controllet/draggable-element-controllet.html
+++ b/controllets/draggable-element-controllet/draggable-element-controllet.html
@@ -5,12 +5,6 @@
     <template>
 
         <style is="custom-style">
-            /*body {
-                margin: 0;
-                padding: 1.5em;
-                -webkit-tap-highlight-color: rgba(0,0,0,0);
-                -webkit-touch-callout: none;
-            }*/
 
             .drag-content-target{
                 height: 12.5em;
diff --git a/controllets/items-slider-controllet/items-slider-controllet.html b/controllets/items-slider-controllet/items-slider-controllet.html
index 06ea854..6e4b95d 100644
--- a/controllets/items-slider-controllet/items-slider-controllet.html
+++ b/controllets/items-slider-controllet/items-slider-controllet.html
@@ -14,15 +14,6 @@
     <template>
 
         <style is="custom-style">
-           /* body {
-                margin: 0;
-                padding: 3em;
-                -webkit-tap-highlight-color: rgba(0,0,0,0);
-                -webkit-touch-callout: none;
-                line-height: 0;
-                font-size: 1vw;
-            }*/
-
 
             ::content .content-card{
                 position: relative;
diff --git a/controllets/treeview-controllet/treeview-controllet.html b/controllets/treeview-controllet/treeview-controllet.html
index cfb9931..0680384 100755
--- a/controllets/treeview-controllet/treeview-controllet.html
+++ b/controllets/treeview-controllet/treeview-controllet.html
@@ -13,13 +13,13 @@
                 list-style-type: none;
             }
 
-            ::content li{
+            ::content li.list__item{
                 position: relative;
                 float: left;
                 width: 100%;
             }
 
-            ::content ul{
+            ::content ul.list{
                 position: relative;
                 float : left   ;
                 width: 100%;