@charset "UTF-8";
#DDR4 {
    background: url("../images/ddr4_1920.jpg") center 18px no-repeat;
    height: 770px;
}

#DDR4 div {
    position: absolute;
    left: 154px;
    top: 191px;
    width: 1100px;
    height: 247px;
}

@media screen and (max-width: 1366px) {
    #DDR4 {
        background: url("../images/ddr4_1366.jpg") center bottom no-repeat;
        height: 586px;
    }
    #DDR4 div {
        left: 144px;
        top: 88px;
        width: 706px;
        height: 187px;
    }
}

@media screen and (max-width: 960px) {
    #DDR4 {
        background: url("../images/ddr4_960.jpg") center 48px no-repeat;
        height: 637px;
    }
    #DDR4 div {
        left: 44px;
        top: 66px;
        width: 572px;
        height: 224px;
    }
    #DDR4 h3 {
        width: auto;
    }
}

@media screen and (max-width: 640px) {
    #DDR4 {
        background-image: url("../images/ddr4_640.jpg");
        height: 669px;
        background-position: center 97px;
    }
}