+ <meta charset="utf-8" />
+<?php if ($Page->title) { ?>
+ <title property="og:name"><?= htmlspecialchars($Page->safetitle) ?></title>
+<?php } ?>
+<?php if ($Page->teaser) { ?>
+ <meta name="description" property="og:description" content="<?= preg_replace('/\s+/', ' ', strip_tags($Page->teaser)) ?>" />
+<?php } ?>
+ <meta name="viewport" content="width=device-width" />