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

#popup {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    background-color: rgba(0, 0, 0, 0.7); /* Black background with transparency */
    justify-content: center; /* Center content */
    align-items: center; /* Center content vertically */
    z-index: 1000; /* Sit on top */
}

.popup-content {
    background-color: #fff; /* White background */
    padding: 20px; /* Some padding */
    border-radius: 8px; /* Rounded corners */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Shadow effect */
    width: 90%;
    max-width: 400px; /* Max width */
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer; /* Pointer on hover */
}

.close:hover,
.close:focus {
    color: black; /* Change color on hover */
    text-decoration: none; /* Remove underline */
    cursor: pointer; /* Pointer on hover */
}

h2 {
    margin: 0 0 20px 0; /* Bottom margin */
    font-size: 24px; /* Heading size */
}

button {
    background-color: #007bff; /* Primary button color */
    color: white; /* Text color */
    border: none; /* No border */
    padding: 10px 20px; /* Padding */
    border-radius: 5px; /* Rounded corners */
    cursor: pointer; /* Pointer on hover */
    font-size: 16px; /* Font size */
    margin: 10px 0; /* Margin */
    width: 100%; /* Full width */
}

button:hover {
    background-color: #0056b3; /* Darker on hover */
}

#formContainer {
    display: none; /* Hidden by default */
}

input[type="text"], input[type="date"], input[type="number"] {
    width: calc(100% - 20px); /* Full width with padding */
    padding: 10px; /* Padding */
    margin: 10px 0; /* Margin */
    border: 1px solid #ccc; /* Border color */
    border-radius: 4px; /* Rounded corners */
}

input[type="text"]:focus, input[type="date"]:focus, input[type="number"]:focus {
    border-color: #007bff; /* Border color on focus */
    outline: none; /* Remove outline */
}

.paypal-button-container {
    display: flex; /* Flexbox for layout */
    justify-content: center; /* Center the button */
    margin: 20px 0; /* Margin */
}