let customCategory1 = document.querySelector(".custom-menu li:first-child"); let customCategory2 = document.querySelector(".custom-menu li:nth-child(2)"); let customCategory3 = document.querySelector(".custom-menu li:last-child"); let activeCategory = document.querySelector(".breadcrumb .breadcrumb-item:nth-child(2)").innerText; if (activeCategory.trim() === 'Personalkauf') { customCategory1.classList.add("active"); } else if (activeCategory.trim() === 'Musterbestellung') { customCategory2.classList.add("active"); } else if (activeCategory.trim() === 'Naturalrabatt') { customCategory3.classList.add("active"); } else { customCategory1.classList.remove("acive"); customCategory2.classList.remove("acive"); customCategory3.classList.remove("acive"); }