jQuery(function($){ // add a new toggle element after the parent category anchor $( "" ).insertAfter( "#secondary .widget_product_categories .product-categories .cat-item.cat-parent > a" ); // when the new toggle element is clicked, add/remove the class that controls visibility of children $( "#secondary .widget_product_categories .product-categories .woo-cat-toggle" ).click(function () { $(this).toggleClass("cat-popped"); }); // if the parent category is the current category or a parent of an active child, then show the children categories too $('#secondary .widget_product_categories .product-categories .cat-item.cat-parent').each(function(){ if($(this).is('.current-cat, .current-cat-parent')) { $(this).children('.woo-cat-toggle').toggleClass("cat-popped"); } }); }); .widget_product_categories ul.product-categories li.cat-parent { position: relative; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle { cursor: pointer; float:right; display: inline-block; text-align: center; margin-left: 0.5em; width: 1.5em; line-height: 1em; -webkit-transform: rotate(-90deg); transform: rotate(-90deg); transition: all 0.4s ease; width: 20px; height: 20px; background: rgba(0,0,0,0.05); text-align: center; line-height: 18px; border-radius: 50%; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle.cat-popped { -webkit-transform: rotate(0deg); transform: rotate(0deg); background: rgba(85,85,85,0.8); color: white; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle::before { font-weight: normal; font-style: normal; font-size: 19px; text-transform: none; speak: none; content: '+'; line-height: 20px; width: 20px; height: 20px; text-align: center; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle.cat-popped::before { content: '\2013'; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle ~ ul.children { overflow: hidden; max-height: 0; transition: all 0.4s ease; } .widget_product_categories ul.product-categories li.cat-parent .woo-cat-toggle.cat-popped ~ ul.children { max-height: fit-content; }