/* Rotating glyphicon when expanding/collapsing */
.custom-collapse .collapsed .fa-chevron-up {
    transform: rotate(-180deg);
    transition: all 0.4s ease-in-out;
}

:not(.custom-collapse.collapsed) .fa-chevron-up {
    transition: all 0.3s ease-in-out;
}

.btn-custom-collapse {
    width: 180px;
    margin-bottom: 0.5em;
}

    .btn-custom-collapse i {
        margin-top: .20em;
    }