image_gallery.js

jQuery( document ).ready(function() {
		jQuery('.c-anim_block__img-wrap').hover(function () { // while hoverin on our container
        	jQuery(this).toggleClass('is-active'); // add is-active class to the hovered element
        	jQuery('.c-anim_block__img-wrap').not(this).toggleClass('is-inactive'); // and inactive class to each other element
	});
});