#input[type="checkbox"] {
display: inline-block;
visibility: visible;
}

Booking Courses
The courses available for booking or registration by the student.Register
document.addEventListener('DOMContentLoaded', function() {
const courseForm = document.getElementById('courseForm');
if (courseForm) {
courseForm.addEventListener('change', function() {
const checkboxes = document.querySelectorAll('input[name="course_ids[]"]:checked');
const registerButton = document.getElementById('registerButton');
if (registerButton) {
registerButton.disabled = checkboxes.length === 0;
}
});
}
});
Подробнее здесь: https://stackoverflow.com/questions/794 ... javascript
Мобильная версия