const holidayDescrBtn = document.querySelector('.holiday-descr a');

holidayDescrBtn.innerHTML = '';

const btns = document.querySelectorAll('.cert-items .btn')

btns.forEach(btn => {
    btn.addEventListener('click', () => {
        document.querySelector('.callback-modal').style.display = 'block'
    })
})

const btn = document.querySelector('.cert-text__block .btn')

btn.addEventListener('click', () => {
    document.querySelector('.callback-modal').style.display = 'block'
})