function show_inf_carrier (el) {
    event.preventDefault()
    let form = el.form
    let ph_1 = form[0]
    let ph_2 = form[1]
    let em_2 = form[2]
    let btn_open_chat = form[3]

    ph_1.parentElement.children[1].classList.toggle("active");
    ph_2.parentElement.children[1].classList.toggle("active");
    em_2.parentElement.children[1].classList.toggle("active");
    if (el.innerHTML === "Скрыть контакт"){
        el.innerHTML = "Открыть контакт"
    } else{
        el.innerHTML = "Скрыть контакт"
    }
    btn_open_chat.classList.toggle("active")
}