.aboutImg {
    width: 1174px;
    height: 531px;
    background: url(/img/cn/about/aboutimg.svg) left top no-repeat;
    background-size: cover;
    position: relative;
    margin-top: 40px;
    margin-bottom: 20px;
}

.useBlock > dl.-pla.-cn {
    background: url("/img/cn/special/rayt_01/img_054.jpg") center center no-repeat;
}