webdav portal multiselect + delete ability added

WebsitePanel/Sources/WebsitePanel.WebDavPortal/Content/Site.css

@@ -26,6 +26,25 @@ textarea {
 .element-container {
 	margin-bottom: 15px;
 	text-align:center;
+    cursor: pointer;
+}
+
+.selected-file {
+      box-sizing:border-box;
+      -moz-box-sizing:border-box;
+      -webkit-box-sizing:border-box;
+      border: 1px solid rgb(80, 152, 249);
+}
+
+.selected-file div.selected-element-overlay {
+    position:absolute; 
+    top:0px;
+    left: 0px;
+    width:100%; 
+    height:100%; 
+    background:rgb(200, 224, 255); 
+    opacity:0.3;
+    pointer-events: none;
 }
 
 #errorMessage {
@@ -54,4 +73,18 @@ textarea {
 
 .modal-vertical-centered {
     margin-top: 25%;
+}
+
+
+.file-actions-menu {
+    margin-top: 10px;
+    margin-bottom: 15px;
+}
+
+.file-actions-menu .file-deletion {
+    display: none;
+}
+
+#message-area {
+    margin-top: 15px;
 }