.modal .modal-horizontal-center{
    display: table;
    width: 100%;
    height: 100%;
    table-layout: fixed;
}
.modal .modal-horizontal-center .modal-vertical-center{
    display: table-cell;
    vertical-align: middle;
}
.modal .modal-content {
    box-shadow: none;
    border: none;
    border-radius: 2px;
}