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

#DDR4 .frame {
    position: absolute;
    left: 741px;
    top: 166px;
    width: 588px;
}

#DDR4 center {
    text-align: center;
}

#DDR4 h2 {}

@media screen and (max-width: 1366px) {
    #DDR4 {
        background: url("../images/ddr4_1366.jpg") center bottom no-repeat;
        height: 735px;
    }
    #DDR4 .frame {
        left: 508px;
        top: 209px;
        width: 510px;
        height: 173px;
    }
}

@media screen and (max-width: 960px) {
    #DDR4 {
        background: url("../images/ddr4_960.jpg") center bottom no-repeat;
        height: 890px;
    }
    #DDR4 .frame {
        left: 27px;
        top: 83px;
        width: 572px;
        height: 208px;
    }
}

@media screen and (max-width: 640px) {
    #DDR4 {
        background: url("../images/ddr4_640.jpg") center 94px no-repeat;
        height: 788px;
    }
}