.topimgbox {
    width: 100%;
    height: 100%;
    display: flex;
}

.topimgbox img {
    width: 100%;
    height: 100%;
    display: block;
}

.care_serve {
    border: 1px solid #fff;
    width: 100%;
    background-image: url(../img/bg6.png);
    background-size: (100%);
    background-repeat: no-repeat;
    padding-bottom: 50px;
    position: relative;
}

.kefuimg {
    position: absolute;
    bottom: 0;
    left: 62%;
    height: 40%;
}

.kefuimg img {
    height: 100%;
}

.maininfo {
    display: flex;

}

.server_center {
    width: 1200px;
    margin: auto;
}

.mininfo_title {
    display: flex;
    margin: 80px auto;
}

.nav_titbox {
    margin: auto;
    display: flex;
    flex-direction: column;
}

.big_text {
    font-size: 44px;
    letter-spacing: 10px;
    text-align: center;
}

.eng_text {
    margin-top: 13px;
    font-size: 23px;
    text-align: center;
    color: #999999;
}

.detail_msgbox {
    display: flex;
    flex-direction: column;
}

.list_msage {
    display: flex;
    margin-bottom: 60px;
}

.list_msage .lf_imgtext {
    width: 80px;
    height: 50px;
    display: flex;
}

.list_msage .lf_imgtext img {
    width: 36px;
    height: 36px;
    margin: auto;
}

.rf_maininfo {
    height: 100px;
    width: 1100px;
}

.rf_maininfo p:nth-child(1) {
    font-size: 32px;
    letter-spacing: 4px;
    line-height: 50px;
}

.rf_maininfo p:nth-child(2) {
    line-height: 50px;
    font-size: 22px;
    letter-spacing: 3px;
    color: #666;
}