body { 
        font-family: Arial, sans-serif; 
        text-align: center; 
            
    }
        
    table { 
        border-collapse: collapse; 
        width: 90%; 
        margin: 20px auto; 
            
    }
        
    th, td { 
        border: 1px solid #aaa; 
        padding: 8px; 
        text-align: left; 
            
    }
        
    th { 
        background-color: #f2f2f2; 
            
    }
        
    form { 
        margin-top: 20px; 
            
    }
        
    #header { 
        background-color: #2e4957; 
        color: white; 
        padding: 20px; 
    }
        
    #footer { 
        background-color: #424241; 
        font-size: 12px;
        color: white; 
        margin-top: 40px;
        display: flex;
        justify-content: space-between;
        padding: 10px 20px;
        font-family: Arial, sans-serif;
    }

    .footer-column {
        flex: 1;
        text-align: center;
    }