@media screen and (max-width: 768px) {
    .fil_pic{
        width: 90%;
        margin: 5%;
        z-index: 10;
    }
    
}
@media screen and (min-width: 769px) {
    .fil_pic{
    width: 50%;
    display: block;
    margin: 5% auto;
    z-index: 10;
}
}