body {
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #f4f4f4;
}

#main-content {
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    border: 1px solid #ddd;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    padding: 30px;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#pix_value,
#copy_payload_button {
    border-radius: 5px;
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    box-sizing: border-box;
    margin-bottom: 10px;
    font-size: 16px;
}

#generate_qr_code_button {
    border-radius: 5px;
    border: 1px solid #007bff;
    color: #fff;
    background-color: #007bff;
    padding: 10px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
    width: 100%;
}

#generate_qr_code_button:hover {
    background-color: #0056b3;
}

#qr-code-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 10px;
    width: 100%;
}

@media (min-width: 768px) {
    #qr-code-content {
        flex-direction: row;
    }

    #pix_value,
    #copy_payload_button {
        width: calc(50% - 7.5px);
    }
}

#qr-code-container {
    margin-top: 14px;
    margin-bottom: 14px;
    display: flex;
    justify-content: center;
}

.logo {
    display: block;
    margin: 0 auto 20px;
    max-width: 150px;
}