Fix issues with supervised user recreation

chrome/browser/resources/options/managed_user_import.css

 /* Copyright 2013 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
 #create-new-user-link {
   position: absolute;
 }
 
 #managed-user-import {
   width: 612px;
 }
 
 #managed-user-import-text {
   padding-bottom: 10px;
   padding-left: 17px;
   white-space: pre-wrap;
   word-wrap: break-word;
 }
 
 #managed-user-list {
   height: 240px;
+  margin-bottom: 10px;
+}
+
+#managed-user-list .profile-name {
+  -webkit-box-flex: 1;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+#managed-user-list > * {
+  height: 40px;
+}
+
+#managed-user-list:focus {
+  border-color: rgb(77, 144, 254);
 }
 
 #select-avatar-grid {
   background-color: rgba(255, 255, 255, 0.75);
   padding: 2px;
 }
 
 #managed-user-import-error-bubble {
   -webkit-transition: max-height 200ms, padding 200ms;
   background-color: rgb(238, 185, 57);
@@ skipping 15 matching lines @@
 
 .profile-img-disabled {
   opacity: 0.4;
 }
 
 .profile-name-disabled {
   color: rgb(153, 153, 153);
 }
 
 .already-on-this-device {
-  padding-left: 4px;
-  padding-right: 4px;
+  padding-left: 20px;
+  padding-right: 6px;
 }