body {
    font-family: Arial, sans-serif;
}

.custom-page-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: #f9f9f9;
}

h1 {
    text-align: center;
}

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

th, td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: center;
}

button {
    padding: 10px 20px;
    margin: 5px;
    border: none;
    border-radius: 3px;
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
}

button#addRowButton {
    background-color: #008CBA; /* Blue */
}

button#addRowButton:hover, button[type="submit"]:hover {
    background-color: #006b9c; /* Darker blue */
}