#contenitore main{

    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;

    min-height: 100vh;
    padding: 0;
    text-align: center;

    img{
        display: block;
        width: 580px;
        max-width: 100%;
        margin: 0 auto;
    }

}