/* Garante que .dropdown-menu flutue sobre a tabela */
.table-responsive {
    overflow: visible !important;
    position: relative;
}

/* Garante que o menu não expanda a linha da tabela */
.table-responsive .dropdown {
    position: relative;
}

/* Garante que o menu fique acima do restante */
.table-responsive .dropdown-menu {
    position: absolute !important;
    z-index: 9999;
}