Solution:1
Update code
<?php $hb = ot_get_option(‘home-banner’); ?>
<div class=”home-banner” style=”background: url(‘<?= echo $hb; ?>’);”
<?= $hbh = ot_get_option(‘home-banner-height’);
echo !empty($hbh) ? ‘height:’ . $hbh . ‘px;’ : ”; ?>></div>