#resImage_235 {
    display:block;
    overflow:hidden;
    background-image:url('https://www.glendalejoinery.co.uk/assets/images/1/our-work-header-730e887a.jpg');
    background-repeat:no-repeat;
    background-position:center center;
        width:100%;
    background-size: cover;
        height:500px;
}
@media screen and (min-width:700px){
    #resImage_235 {
        background-image:url('https://www.glendalejoinery.co.uk/assets/images/b/our-work-header-9e3dc917.jpg');
                height:500px;
    }
}
@media screen and (min-width:980px){
    #resImage_235 {
        background-image:url('https://www.glendalejoinery.co.uk/assets/images/c/our-work-header-c500b5c9.jpg');
                height:500px;
    }
}
@media screen and (min-width:1400px){
    #resImage_235 {
        background-image:url('https://www.glendalejoinery.co.uk/assets/images/4/our-work-header-9844c08a.jpg');
                height:500px;
    }
}