#resImage_255 {
    display:block;
    overflow:hidden;
    background-image:url('https://www.artificialgrassmaintenance.co.uk/assets/images/5/golf-header-7984c810.jpg');
    background-repeat:no-repeat;
    background-position:center center;
        width:100%;
    background-size: cover;
        height:550px;
}
@media screen and (min-width:700px){
    #resImage_255 {
        background-image:url('https://www.artificialgrassmaintenance.co.uk/assets/images/5/golf-header-7984c810.jpg');
                height:550px;
    }
}
@media screen and (min-width:980px){
    #resImage_255 {
        background-image:url('https://www.artificialgrassmaintenance.co.uk/assets/images/3/golf-header-5e3e4f58.jpg');
                height:625px;
    }
}
@media screen and (min-width:1400px){
    #resImage_255 {
        background-image:url('https://www.artificialgrassmaintenance.co.uk/assets/images/c/golf-header-966626de.jpg');
                height:625px;
    }
}