body {
    background-color: #e0f7fa;
}

h2 {
    color: #00796b;
}

.table-danger {
    background-color: #ffcccb;
}

.table-success {
    background-color: #c8e6c9;
}

.btn-primary {
    background-color: #00796b;
    border: none;
}