.sngpl-bill-check {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 30vh;
    margin: 0;
    flex-direction: column;
    padding: 20px;
}
.sngpl-bill-check h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333;
}
.sngpl-bill-check form {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.sngpl-bill-check input[type="text"] {
    width: 100%;
    max-width: 300px;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}
.sngpl-bill-check button {
    padding: 10px 20px;
    background-color: #007bff;
    color: #FFFFFF;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}
.sngpl-bill-check button:hover {
    background-color: #0056b3;
}