.map_banner{
    width: 20%;height: 400px;position: absolute;z-index: 1;right: 100px;top:100px;
}
.map_banner img{
    width: 100%;
}
@media(max-width: 767px) {
    .map_banner{
        width: 35%;
        height: 400px;
        position: absolute;
        z-index: 1;
        left: 10px;
        top: 80px;
    }
}