App allows you to have your own custom css using which you can convert a look for accordion. You can use following CSS to make it happen.

Before:



After:



How to add custom CSS: Click here


Custom CSS:

.faqPlusAppToggle:checked + .faqPlusAppTitle:before {
    transform: rotate(-45deg) !important;
}

.faqPlusAppTitle:before {
    transform: rotate(-45deg);
    right: 28px !important;
}

.faqPlusAppTitle:after {
    transform: rotate(45deg) !important;
}

.faqPlusAppToggle:checked + .faqPlusAppTitle:before {
transform: rotate(45deg) !important;
}

.faqPlusAppToggle:checked + .faqPlusAppTitle:after {
transform: rotate(135deg) !important;
}