body {
    background-color: #f8f9fa;
}
.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,.075);
    border: 1px solid rgba(0,0,0,.125);
}
.navbar-brand, .navbar-text {
    font-weight: 500;
}
.table th {
    background-color: #f1f3f5;
}
.alert {
    border: none;
}