.card-faq .card-header a.collapsed:after {
    content: '+';
    width: 35px;
    font-size: 25px;
    text-align: center;
    border-radius: 5px;
    right: 3px;
    top: 11px;
    position: absolute;
    background: #fff;
}
.card-faq .card-header a:after {
    content: '-';
    position: absolute;
    right: 20px;
    top: 5px;
    font-size: 30px;
}
.card-faq .card-header a {
    display: block;
    background: #1CAC4C;
    color: #ffffff;
    padding: 15px;
    text-decoration: none;
    position: relative;
}
.card-faq .card-header a:hover {
    color: #ffffff;
}
.card-faq .card-header a.collapsed {
    background: #eeeeee;
    color: inherit;
}