.parrafo {
    z-index: 1;
    width: 100%;
    padding: 20px 20px;
    font-weight: 300;
    font-size: 16px;
    line-height: 1;
    font-style: italic;
    text-align: justify;
}
.parrafo img {
    float: left;
    margin-right: 15px;
}
@media screen and (max-width: 768px) {
    .ocultar-div{
        display:none;
    }
}
@media screen and (min-width: 768px) {
    .mostrar-div{
        display:block;
    }
}