@charset "UTF-8";
#DDR4 {
    background: url("../images/ddr4_1920.jpg") center center no-repeat;
    height: 876px;
}

#DDR4 .frame {
    position: absolute;
    left: 751px;
    top: 136px;
    width: 530px;
}

@media screen and (max-width: 1366px) {
    #DDR4 {
        background: url("../images/ddr4_1366.jpg") center 54px no-repeat;
        height: 630px;
    }
    #DDR4 .frame {
        left: 569px;
        top: 81px;
        width: 463px;
    }
}

@media screen and (max-width: 960px) {
    #DDR4 {
        background: url("../images/ddr4_960.jpg") center bottom no-repeat;
        height: 750px;
    }
    #DDR4 .frame {
        left: 27px;
        top: 6px;
        width: 572px;
    }
}

@media screen and (max-width: 640px) {
    #DDR4 {
        background: url("../images/ddr4_640.jpg") center 93px no-repeat;
        height: 819px;
    }
}