If you just want to output the url and your field name is ‘url’, use
<?php echo $page->url() ?>
So the complete would be
<div class="video"><a href ="<?php echo $page->url() ?>"> Link open video in LB</a></div>
If you just want to output the url and your field name is ‘url’, use
<?php echo $page->url() ?>
So the complete would be
<div class="video"><a href ="<?php echo $page->url() ?>"> Link open video in LB</a></div>