Put actions and options in a div, remove hr's and style the resulting div have the borders and clearing required. Make email options 100%

web/skins/classic/css/base/views/filter.css

@@ -63,7 +63,7 @@ select {
 input[name="filter[EmailSubject]"],
 input[name="filter[EmailTo]"],
 textarea[name="filter[EmailBody]"] {
-width: 500px;
+width: 100%;
 }
 select#Id {
 min-width: 500px;
@@ -71,3 +71,16 @@ min-width: 500px;
 .Name input {
 min-width: 500px;
 }
+#ActionsAndOptions {
+  padding-top: 5px;
+  border-top: 1px solid #7f7fb2;
+  border-bottom: 1px solid #7f7fb2;
+}
+#ActionsAndOptions:after {
+  content: ".";
+  display: block;
+  height: 0;
+  font-size: 0;
+  clear: both;
+  visibility: hidden;
+}

web/skins/classic/views/filter.php

@@ -396,7 +396,7 @@ echo htmlSelect( 'filter[Query][sort_asc]', $sort_dirns, $filter->sort_asc() );
             </tr>
           </tbody>
         </table>
-        <hr/>
+<div id="ActionsAndOptions">
         <div id="actionsTable" class="filterTable">
           <fieldset><legend><?php echo translate('Actions') ?></legend>
             <p>
@@ -501,7 +501,7 @@ if ( ZM_OPT_EMAIL ) {
 ?>
           </fieldset>
         </div>
-        <hr/>
+</div><!--ActionsAndOptions-->
         <div id="contentButtons">
           <button type="button" data-on-click-this="submitToEvents"><?php echo translate('ListMatches') ?></button>
           <button type="button" data-on-click-this="submitToMontageReview"><?php echo translate('ViewMatches') ?></button>