.item_Pic{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 0 70px;
    box-sizing: border-box;
}
.item_Pic .pro_pic{
    width: 90%;
    margin: 0 auto;
    display: block;
}

@media screen and (max-width: 750px){
    .item_Pic{
        padding: 24px 0px 30px;
    }
}
@media screen and (max-width: 378px){
    .item_Pic{
        padding: 24px 0px 12px;
    }
}