body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: whitesmoke;
    color: #121212;
    margin: 0;
    padding: 0;
}

h1 {
    text-align: center;
    margin-top: 12vh;
}

#img-div {
    width: 50%;
    margin: auto;
    display: flex;
    justify-content: center;
}

img {
    width: 40%;
    min-width: 240px;
}

button {
    display: block;
    margin: 20px auto;
    color: whitesmoke;
    border: none;
    background-color: grey;
    padding: 7px 14px;
    border-radius: 20px;
    font-size: 1.2rem;
}

button:hover {
    background-color: rgb(151, 149, 149);
    cursor: pointer;
}