.email {
    margin: 0;
    margin-top: 70px;
    display: block;
    width: 100%;
    text-align: center;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: 25px;
}

.email .text .img #picture {
    width: 400px;
}

@media only screen and (max-width: 500px) {
    .email .text .img #picture {
        width: 90%;
    }
}

@media only screen and (max-width: 580px) {
    .email {
        font-size: 18px;
    }
}

@media only screen and (max-width: 450px) {
    .email {
        font-size: 15px;
    }
}

@media only screen and (max-width: 290px) {
    .email {
        font-size: 12px;
    }

    .email .text .img #picture {
        width: 80%;
    }
}