const tabs = document.querySelector(".wrapper"); const tabButton = document.querySelectorAll(".tab-button"); const contents = document.querySelectorAll(".content"); tabs.onclick = e => { const id = e.target.dataset.id; if (id) { tabButton.forEach(btn => { btn.classList.remove("active"); }); e.target.classList.add("active"); contents.forEach(content => { content.classList.remove("active"); }); const element = document.getElementById(id); element.classList.add("active"); } }