body { 
    font-family: Arial, sans-serif; 
    margin: 20px; 
    font-size: 13px; 
    color: #333; 
}

.container { 
    max-width: 900px;
    margin: auto;
    border: 1px solid #000; 
    padding: 15px; 
}

.header-table, .data-table { 
    width: 100%; 
    border-collapse: collapse; 
    margin-bottom: 15px; 
}

.header-table td, .header-table th, .data-table td, .data-table th { 
    border: 1px solid #000; 
    padding: 6px;
}

.title-header { 
    text-align: center; 
    font-weight: bold; 
    background-color: #f2f2f2; 
    font-size: 14px; 
    padding: 8px; 
}

.section-header { 
    background-color: #777; 
    color: white; 
    font-weight: bold; 
    padding: 6px; 
}

input[type="text"], input[type="date"], select { 
    width: 95%; 
    padding: 4px; 
    box-sizing: border-box;
}

.checkbox-group { 
    display: flex; 
    flex-direction: column; 
    gap: 4px; 
}

.checkbox-group label { 
    display: flex; 
    align-items: center; 
    gap: 5px; 
    font-weight: normal; 
}

.sub-table { 
    width: 100%; 
    border-collapse: collapse; 
}

.sub-table td { 
    border: none; 
    padding: 2px; 
}

.submit-btn { 
    background-color: #0056b3; 
    color: white; 
    padding: 10px 20px; 
    border: none; 
    cursor: pointer; 
    font-size: 14px; 
    margin-top: 15px; 
}

.submit-btn:hover { 
    background-color: #003d80; 
}

@media print {
    .submit-btn { 
        display: none; 
    }
}