.accordion-section .panel-default > .panel-heading {
    border: 0;
    background: #f4f4f4;
    padding: 0;
}
.accordion-section .panel-default .panel-title a {
    display: block;
    font-size: 1.5rem;
    padding:5px;
    color:#428bca;
}
.accordion-section .panel-default .panel-body {
    font-size: 1.2rem;
}