Fix UI thumbnail view

Signed-off-by: Daniel Tamkin <[email protected]>

Code/Editor/AzAssetBrowser/AzAssetBrowserWindow.ui

@@ -562,7 +562,11 @@
             <height>0</height>
            </size>
           </property>
-          <widget class="AzToolsFramework::AssetBrowser::AssetBrowserThumbnailView" name="m_thumbnailView"/>
+             <widget class="AzToolsFramework::AssetBrowser::AssetBrowserThumbnailView" name="m_thumbnailView">
+                 <property name="styleSheet">
+                     <string notr="true">background-color: #333333</string>
+                 </property>
+             </widget>
           <widget class="AzToolsFramework::AssetBrowser::AssetBrowserTableView" name="m_tableView">
            <layout class="QVBoxLayout" name="m_tableViewLayout">
             <property name="spacing">

Code/Editor/Style/Editor.qss

@@ -19,7 +19,7 @@ AzAssetBrowserWindow #previewWidgetWrapper
 
 AzAssetBrowserWindow #searchButtonContainer
 {
-    background-color: #222222;
+    background-color: #141414;
     border: 0 none;
 }
 

Code/Framework/AzToolsFramework/AzToolsFramework/AssetBrowser/Views/AssetBrowserTableView.cpp

@@ -219,6 +219,7 @@ namespace AzToolsFramework
                 &AssetBrowserTableViewProxyModel::SetRootIndex);
 
             auto layout = new QVBoxLayout();
+            layout->setContentsMargins(0, 0, 0, 0);
             layout->addWidget(m_tableViewWidget);
             setLayout(layout);
 

Code/Framework/AzToolsFramework/AzToolsFramework/AssetBrowser/Views/AssetBrowserThumbnailView.cpp

@@ -182,6 +182,7 @@ namespace AzToolsFramework
                 &AssetBrowserThumbnailViewProxyModel::SetRootIndex);
 
             auto layout = new QVBoxLayout();
+            layout->setContentsMargins(0, 0, 0, 0);
             layout->addWidget(m_thumbnailViewWidget);
             setLayout(layout);