Clean up clearfix selectors (SnowFlat)

:before is not necessary. Split into multiple lines to aid future
additions.

qa-theme/SnowFlat/qa-styles.css

@@ -9,14 +9,31 @@
 */
 
 
-.qa-q-item-clear, .clearfix, .qa-nav-main-list, .qa-nav-sub, .qam-qa-list-meta-box, .qa-q-item-avatar-meta, .qa-page-links, .qa-page-links-list, .qa-template-admin .qa-message-buttons, .qam-approve-users .qa-message-item, .qa-message-item, .qa-part-q-view, .qa-q-view-content, .qa-q-view-buttons, .qa-part-form-q-edit, .qa-a-list-item, .qa-a-item-buttons, .qa-c-item-buttons, .qa-c-item-clear, .qam-footer-row, .qa-nav-footer-list, .qa-footer-clear {
+.clearfix, .qa-q-item-clear,
+.qa-nav-main-list, .qa-nav-sub,
+.qa-page-links, .qa-page-links-list,
+.qa-template-admin .qa-message-buttons,
+.qa-q-item-avatar-meta, .qa-message-item,
+.qa-part-q-view, .qa-q-view-content, .qa-q-view-buttons, .qa-part-form-q-edit,
+.qa-a-list-item, .qa-a-item-buttons,
+.qa-c-item-buttons, .qa-c-item-clear,
+.qam-footer-row, .qam-qa-list-meta-box,
+.qa-nav-footer-list, .qa-footer-clear {
 	*zoom: 1;
 }
-.qa-q-item-clear:before, .clearfix:before, .qa-nav-main-list:before, .qa-nav-sub:before, .qam-qa-list-meta-box:before, .qa-q-item-avatar-meta:before, .qa-page-links:before, .qa-page-links-list:before, .qa-template-admin .qa-message-buttons:before, .qam-approve-users .qa-message-item:before, .qa-message-item:before, .qa-part-q-view:before, .qa-q-view-content:before, .qa-q-view-buttons:before, .qa-part-form-q-edit:before, .qa-a-list-item:before, .qa-a-item-buttons:before, .qa-c-item-buttons:before, .qa-c-item-clear:before, .qam-footer-row:before, .qa-nav-footer-list:before, .qa-footer-clear:before, .qa-q-item-clear:after, .clearfix:after, .qa-nav-main-list:after, .qa-nav-sub:after, .qam-qa-list-meta-box:after, .qa-q-item-avatar-meta:after, .qa-page-links:after, .qa-page-links-list:after, .qa-template-admin .qa-message-buttons:after, .qam-approve-users .qa-message-item:after, .qa-message-item:after, .qa-part-q-view:after, .qa-q-view-content:after, .qa-q-view-buttons:after, .qa-part-form-q-edit:after, .qa-a-list-item:after, .qa-a-item-buttons:after, .qa-c-item-buttons:after, .qa-c-item-clear:after, .qam-footer-row:after, .qa-nav-footer-list:after, .qa-footer-clear:after {
+
+.clearfix:after, .qa-q-item-clear:after,
+.qa-nav-main-list:after, .qa-nav-sub:after,
+.qa-page-links:after, .qa-page-links-list:after,
+.qa-template-admin .qa-message-buttons:after,
+.qa-q-item-avatar-meta:after, .qa-message-item:after,
+.qa-part-q-view:after, .qa-q-view-content:after, .qa-q-view-buttons:after, .qa-part-form-q-edit:after,
+.qa-a-list-item:after, .qa-a-item-buttons:after,
+.qa-c-item-buttons:after, .qa-c-item-clear:after,
+.qam-footer-row:after, .qam-qa-list-meta-box:after,
+.qa-nav-footer-list:after, .qa-footer-clear:after {
 	content: " ";
 	display: table;
-}
-.qa-q-item-clear:after, .clearfix:after, .qa-nav-main-list:after, .qa-nav-sub:after, .qam-qa-list-meta-box:after, .qa-q-item-avatar-meta:after, .qa-page-links:after, .qa-page-links-list:after, .qa-template-admin .qa-message-buttons:after, .qam-approve-users .qa-message-item:after, .qa-message-item:after, .qa-part-q-view:after, .qa-q-view-content:after, .qa-q-view-buttons:after, .qa-part-form-q-edit:after, .qa-a-list-item:after, .qa-a-item-buttons:after, .qa-c-item-buttons:after, .qa-c-item-clear:after, .qam-footer-row:after, .qa-nav-footer-list:after, .qa-footer-clear:after {
 	clear: both;
 }