body {
    font-family: Arial, sans-serif;
    background-color: #5c8394;
    text-align: center;
}
.container {
    background: rgb(178, 161, 161);
    padding: 20px;
    margin: 20px auto;
    width: 300px;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}
button {
    background-color: #31731d;
    color: rgb(255, 255, 255);
    border: none;
    padding: 10px;
    margin-top: 10px;
    cursor: pointer;
    border-radius: 5px;
}
button:hover {
    background-color: #0056b3;
}