.authentication {
    .modal-content {
        border-radius: 0px;
        .panel-primary {
            border-radius: 0px;
        }
        .choose {
            font-weight: bold;
        }
        .ask-account {
            text-align: right;
        }
        .btn, .btn-group {
            height: 34px;
            border-radius: 0px;
        }

        .collaspe {
            display: none;
        }
    }

}