.checkbox-new-postr input[type=checkbox]:checked + label{
color: white;
background: #e08543;
}
'use strict';
document.addEventListener('DOMContentLoaded', () => {
let checkbox = document.querySelector('label[for="aux_prem"]');
checkbox.addEventListener('click', function()
{
let parent = this.parentNode;
( !parent.classList.contains('selected') ) ?
parent.classList.add('selected'):
parent.classList.remove('selected');
});
});