/* Hiding checkboxes and radio*/
input[type="radio"] {
    opacity: 0;
    display:none;
}
input[type="checkbox"] {
    opacity: 0;
    display:none;
}
/* Change the cursor */
label {
    display: inline-block;
    cursor: pointer;
    position: relative;
}
/* Change the signature color of the active checkbox */
.answers input:checked + label{
    color: #4f8795; /* !!! change color here !!! */
    font-weight: bold;
}