// Formulář
function validateForm() {
  var password1 = document.getElementById("password1").value;
  var password2 = document.getElementById("password2").value;
  var passwordMatch = document.getElementById("passwordMatch");

  if (password1 !== password2) {
    passwordMatch.textContent = "Hesla se neshodují";
    passwordMatch.style.color = "red";
    return false;
  } else {
    return true;
  }
}