body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
}

.dashboard {
    margin: 20px auto;
    padding: 20px;
    max-width: 900px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table th, table td {
    padding: 12px;
    text-align: left;
    border: 1px solid #ddd;
}

table th {
    background-color: #f2f2f2;
    color: #333;
}