body{
    min-height: 948px;
    font-family: sans-serif;
}
.navbar {
    background:#1E3A8A;
}

.active {
    background-color: #e5e7eb;
    color: #364151;
}

@media (min-width: 640px) {
    #table_id {
        display: inline-table !important;
    }

    thead tr:not(:first-child) {
        display: none;
    }
}

@media (max-width: 640px) {
    td:not(:last-child) {
        border-bottom: 0;
    }

    th:not(:last-child) {
        border-bottom: 1.7px solid rgba(0, 0, 0, .1);
    }
}

form .invalid {
    border: 1px solid red;
}

em {
    font-size: 13px;
    color: red;
}