.modvikacc-container > h3 {
    font-size: 2.6em;
    font-weight: 900;
    text-align: center;
}
.modvikacc-container .modvikacc-card {
    margin: 5px 0;
}
.modvikacc-container button.modvikacc-card-accordion {
    background-color: #eee;
    color: #444;
    cursor: pointer;
    padding: 18px;
    width: 100%;
    text-align: left;
    border: none;
    outline: none;
    transition: 0.4s;
    -webkit-transition: 0.4s;
    font-size: 1.4em;
}
.modvikacc-container .modvikacc-card-panel {
    border: 1px solid #eee;
}
.modvikacc-card-body {
    padding: 15px 0 5px;
}
.modvikacc-card-header h5 {
    margin: 0;
}
.modvikacc-card-header.active button.modvikacc-card-accordion, .modvikacc-container button.modvikacc-card-accordion:hover {
    background-color: #ddd;
}
.modvikacc-card-header button.modvikacc-card-accordion:after {
    content: '\02795'; /* Unicode character for "plus" sign (+) */
    font-size: 13px;
    color: #777;
    float: right;
    margin-left: 5px;
    margin-top: 5px;
}
.modvikacc-card-header.active button.modvikacc-card-accordion:after {
    content: "\2796"; /* Unicode character for "minus" sign (-) */
}
.modvikacc-card-panel {
    padding: 0 18px;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: 0.6s ease-in-out;
    -webkit-transition: 0.6s ease-in-out;
    opacity: 0;
}
.modvikacc-card-panel.show {
    opacity: 1;
    max-height: 3000px; /* Whatever you like, as long as its more than the height of the content (on all screen sizes) */
}