body {
    -webkit-transition: background-image 10s all;
    -moz-transition: background-image 10s all;
    -o-transition: background-image 10s all;
    transition: background-image 10s all;
}

.immagini_valera {
    background-position: center;
    background-repeat: no-repeat;
    height: 100vh;
    width: 100vw;
    background-size: cover;
    position: absolute;
    top: 0;
    left: 0
}

.login-box-info {
    margin-top: 250px !important;
}


    .login-box-info p.titolo {
        font-weight: bold;
        font-size: 1.5em;
    }

    .login-box-info p.testo {
        font-weight: normal;
        font-size: 1.2em;
    }