#swap {
    background-image: url(../images/swap_1920.jpg);
    height: 876px;
    background-position: 0px -50px;
}

@media screen and (max-width: 1366px) {
    #swap {
        background-image: url(../images/swap_1366.jpg);
        height: 700px;
        background-position: 0px 20px;
    }
}

@media screen and (max-width: 960px) {
    #swap {
        background-image: url(../images/swap_960.jpg);
        height: 590px;
        background-position: -30px 0px;
    }
}

@media screen and (max-width: 640px) {
    #swap {
        background-image: url(../images/swap_640.jpg);
        height: 600px;
        background-position: center 32px;
    }
}