.package-plan .btn-group > .btn:first-child {
    border-bottom-left-radius: 0;
    border-top-left-radius: 0;
    border-bottom-right-radius: 25px;
    border-top-right-radius: 25px;
}

.package-plan .btn-group > .btn:last-child {
    border-bottom-right-radius: 0;
    border-top-right-radius: 0;
    border-bottom-left-radius: 25px;
    border-top-left-radius: 25px;
}