body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
}

div {
    margin-top: 270px;
    background-color: #c5bfbf;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    width: 250px;
}

input[type="number"] {
    padding: 10px;
    font-size: 16px;
    width: 80%;
    border-radius: 5px;
    margin-bottom: 15px;
}

button {
    padding: 12px 20px;
    background-color: #8e92cf;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
}


h1 {
    font-size: 48px;
    color: black;
    margin-top: 20px;
    margin-bottom: -5px;
}