+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
+ <title>nano – <?= $title ?></title>
+<?php if (isset($mainpage)): ?>
+ <meta name="description" content="GNU nano is a small editor for on the terminal. It supports syntax highlighting, spell checking, justifying, completion, undo/redo...">
+<?php endif; ?>