diff --git a/src/main/java/org/gcube/portlets/widgets/workspaceuploader/client/uploader/dragdrop/MultipleDNDUpload.java b/src/main/java/org/gcube/portlets/widgets/workspaceuploader/client/uploader/dragdrop/MultipleDNDUpload.java
index 8ae93cb..297bfc7 100644
--- a/src/main/java/org/gcube/portlets/widgets/workspaceuploader/client/uploader/dragdrop/MultipleDNDUpload.java
+++ b/src/main/java/org/gcube/portlets/widgets/workspaceuploader/client/uploader/dragdrop/MultipleDNDUpload.java
@@ -439,7 +439,8 @@ public class MultipleDNDUpload extends LayoutPanel implements
 				} // 
 				console.log('dragover');
 				drop.className = "over-true";
-				$wnd.$('#drop_target_outer')[0].style.display = "inline";
+				$wnd.$('#drop_target_outer')[0].style.display = "";
+				instance.@org.gcube.portlets.widgets.workspaceuploader.client.uploader.dragdrop.MultipleDNDUpload::setVisibleOnlyChild(Z)(false);
 //				$wnd.$('#drop_target_only_child')[0].style.display = "none";
 			});
 
diff --git a/src/main/java/org/gcube/portlets/widgets/workspaceuploader/public/workspaceuploader.css b/src/main/java/org/gcube/portlets/widgets/workspaceuploader/public/workspaceuploader.css
index 6929017..1f7792f 100644
--- a/src/main/java/org/gcube/portlets/widgets/workspaceuploader/public/workspaceuploader.css
+++ b/src/main/java/org/gcube/portlets/widgets/workspaceuploader/public/workspaceuploader.css
@@ -141,14 +141,12 @@ h1 {
 #drop_target_inner {
 	width: 50%;
 	height: 50%;
-/* 	text-align: center; */
-/* 	vertical-align: middle; */
 	top: 25%;
+	margin: 0 auto;
+	position: relative;
 	background-image: url("dropfilehere.png");
 	background-repeat: no-repeat;
 	background-position: center;
-	margin: 0 auto;
-	position: relative;
 	/* 	background: orange; */
 }
 
@@ -165,7 +163,7 @@ h1 {
 /* 	border: 3px dashed #D9D9D9; */
 	border-radius: 5px;
 	/* 	padding: 50%; */
-	text-align: center;
+/* 	text-align: center; */
 	background-color: #FFF !important;
 }