@charset "UTF-8";
#DDR4 {
    background: url("../images/ddr4_1920.jpg") center center no-repeat;
    height: 906px;
}

#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 30px no-repeat;
        height: 585px;
    }
    #DDR4 .frame {
        left: 511px;
        top: 110px;
        width: 430px;
        height: 173px;
    }
}

@media screen and (max-width: 960px) {
    #DDR4 {
        background: url(../images/ddr4_960.jpg) center 80px no-repeat;
        height: 780px;
    }
    #DDR4 .frame {
        left: 27px;
        top: 83px;
        width: 572px;
        height: 208px;
    }
}

@media screen and (max-width: 640px) {
    #DDR4 {
        background: url(../images/ddr4_640.jpg) center 20px no-repeat;
        height: 690px;
    }
}