Add specific styles for validation errors for "from" and "to" users in the UserM…

…erger tool. refs #1524

@@ -254,6 +254,21 @@ table.tabular-data tbody td {}
     border:1px solid #DF1C24;
 }
 
+.validation-errors.from, .validation-errors.to {
+    display: none;
+    float:   left;
+    width:   49.5%;
+    margin:  10px 0 10px;
+}
+
+.validation-errors.from {
+    margin-right: 10px;
+}
+
+.validation-errors.to {
+    float: right;
+}
+
 .error-wrap { padding:10px; }
 .validation-errors h6 {
     padding:0px;