Make Print Preview elements transitions smoother.

chrome/browser/resources/print_preview/settings/page_settings.css

 /* Copyright (c) 2012 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. */
 
+#page-settings .left-column {
+  padding-top: 16px;
+  vertical-align: top;
+}
+
 #page-settings .page-settings-print-pages-div {
   -webkit-box-align: center;
   display: -webkit-box;
   padding: 0;
 }
 
 #page-settings .page-settings-custom-input-wrapper {
   -webkit-box-flex: 1;
   -webkit-margin-start: 0.6em;
   height: 28px;
   position: relative;
 }
 
 #page-settings .page-settings-custom-input {
   height: 28px;
   position: absolute;
   width: 100%;
 }
 
 #page-settings .page-settings-custom-input.invalid {
   background: rgb(255, 240, 240);
   color: rgb(140, 20, 20);
 }
 
 #page-settings .radio {
   margin-bottom: 10px;
 }