body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    box-sizing: border-box;
    display: grid;
    place-content: center;
    text-align: center;
    height: 70vh;

}

div {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 350px;
}

.container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.container input {
    padding: .75rem;
    border-radius: 8px;
    text-align: center;
}

.container button {
    padding: .75rem;
    border-radius: 8px;
    border: none;
    background-color: gray;
    color: white;
    cursor: pointer;
    font-size: 1rem;
}

#result {
    margin-top: 1.5rem;
    display: none;
}