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/** @type {HTMLElement} */
const header = document.querySelector('body > header');
/** @type {HTMLButtonElement} */
const toggleButton = document.querySelector('button#mobile-menu');
function toggleNavbar() {
const present = header.classList.toggle('collapsed');
if (present) {
header.setAttribute('aria-expanded', 'true');
} else {
header.setAttribute('aria-expanded', 'false');
}
}
toggleButton.addEventListener('click', toggleNavbar);
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