<?php echo do_shortcode('[fancy_gallery id="123"]'); ?> You can override default styles via Appearance → Customize → Additional CSS .
/* Change lightbox background color */ .fancybox-bg background-color: rgba(0,0,0,0.9); fancy gallery wordpress plugin
/* Change thumbnail border radius */ .fancy-gallery .gallery-item img border-radius: 12px; transition: transform 0.3s ease; ?php echo do_shortcode('[fancy_gallery id="123"]')