#resImage_102 {
    display:block;
    overflow:hidden;
    background-image:url('https://www.conveyorrollers.co.uk/assets/images/9/FASTRAX-gravity-roller-conveyor-8dfe7a71.jpg');
    background-repeat:no-repeat;
    background-position:center center;
        width:100%;
    background-size: cover;
        height:380px;
}
@media screen and (min-width:700px){
    #resImage_102 {
        background-image:url('https://www.conveyorrollers.co.uk/assets/images/b/FASTRAX-gravity-roller-conveyor-8a6b6971.jpg');
                height:300px;
    }
}
@media screen and (min-width:980px){
    #resImage_102 {
        background-image:url('https://www.conveyorrollers.co.uk/assets/images/f/FASTRAX-gravity-roller-conveyor-38ea9542.jpg');
                height:580px;
    }
}
@media screen and (min-width:1400px){
    #resImage_102 {
        background-image:url('https://www.conveyorrollers.co.uk/assets/images/b/FASTRAX-gravity-roller-conveyor-a6e111b7.jpg');
                height:580px;
    }
}