.error {
    display: block;
    font-size: small;
    margin-top: -4px;
    margin-bottom: 5px;
    /* background-color: lightyellow; */
    color: red;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

nav a.active {
    background: #0d47a1;
    color: #fff !important;
}

nav a.active:hover {
    color: #0d47a1 !important;
}