body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-image: url('/static/images/background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.container {
    max-width: 1200px;
    margin: auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 20px;
    border-radius: 8px;
}

/* your existing table, button styles */
table { width: 100%; border-collapse: collapse; }
th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
th { background: #f2f2f2; }
button { margin: 2px; }