@media screen and (min-width: 300px){
    .imgShowHis{
        max-width: 12rem;
        max-height: 20rem;
    }
    .Mapimg{
        width: 12rem;
        height: 10rem;
    }
}
    

@media screen and (min-width: 768px) {
    .imgShowHis{
        max-width: 70rem;
        max-height: 20rem;
    }
    .Mapimg{
        width: 30rem;
        height: 20rem;
    }
}

@media screen and (min-width: 1200px) {
    .imgShowHis{
        max-width: 90rem;
        max-height: 50rem;
    }
    .Mapimg{
        width: 70rem;
        height: 50rem;
    }
}