body {
    background-color: #F5F5F5;
}

.gradient-header {
    background: linear-gradient(to right, #1976D2, #42A5F5);
    color: white;
}

.card {
    border-radius: 0.375rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-primary {
    background-color: #1976D2;
    border-color: #1976D2;
}

.btn-primary:hover {
    background-color: #1565C0;
    border-color: #1565C0;
}

.table {
    background-color: #FFFFFF;
}