body {
    height: 100%;
}

.container {
    position: fixed;
    top: 0;
    z-index: 99;
}

.container>nav {
    padding: 0 10%;
}

.container>nav>ul>li>a {
    color: #fff;
}

.container>nav {
    position: relative;
}

/* ******************************qdhz1********************* */
.qdhz_1 {
    width: 100%;
    height: 60%;
    background: url(../img/qd_top1_bg.png) no-repeat center;
    background-size: cover;
    padding-top: 12%;
}

.qdhz_1>h3 {
    text-align: center;
    font-size: 0.5rem;
    width: 100%;
    height: 60px;
    color: #fff;
}

.qdhz_1>p {
    text-align: center;
    font-size: 0.3rem;
    color: #fff;
    margin-top: 1%;
}

.qdhz_1>p>b {
    margin-left: 5%;
}

/* ******************************qdhz2********************* */
.qdhz_2 {
    width: 100%;
    height: 100%;
}

.qdhz_2>h3 {
    font-size: 0.5rem;
    color: #333;
    text-align: center;
    margin-top: 5%;
    font-size: 0.6rem;
}

.qdhz_2>p {
    font-size: 0.22rem;
    color: #7D7D7D;
    text-align: center;
    margin: 1% 0 3% 0;
}

.qdhz_2>div {
    width: 80%;
    height: 80%;
    margin: 0 auto;
}

.qdhz_2>div>ul {
    width: 100%;
    height: 48%;
    clear: both;
    margin-bottom: 1.5%;
}

.qdhz_2>div>ul>li {
    width: 24%;
    float: left;
    height: 100%;
    overflow: hidden;
    position: relative;
    background-color: #EEEEEE;
}

.qdhz_2>div>ul>li:nth-child(2) {
    margin-right: 1.5%;
}

.qdhz_2>div>ul>li>img {
    width: 100%;
    height: 100%;
    display: block;
    transition: .5s;
}

.qdhz_2>div>ul>li:hover>img {
    transform: scale(1.2);
}

.qdhz_2>div>ul>li>span {
    display: block;
    width: 40px;
    height: 40px;
    margin: 0 auto;
    margin-top: 25%;
}

.qdhz_2>div>ul>li>span>img {
    display: block;
    width: 100%;
}

.qdhz_2>div>ul>li>b {
    font-size: 0.25rem;
    color: #333;
    width: 100%;
    display: block;
    text-align: center;
    margin: 3% 0 10% 0;
}

.qdhz_2>div>ul>li>p {
    font-size: 0.16rem;
    color: #333;
    padding: 0 10%;
    text-align: center;
}

/* ******************************qdhz3********************* */
.qdhz_3 {
    width: 100%;
    height: 95%;
    position: relative;
    background: url(../img/qd_top3_bg.png) no-repeat center center;
    background-size: cover;
    margin-top: 5%;
}

.qdhz_3>img {
    position: absolute;
    bottom: 5%;
    left: 5%;
    display: block;
    width: 20%;
}

.qdhz_3>div {
    width: 60%;
    height: 100%;
    position: absolute;
    top: 0%;
    left: 20%;
}

.qdhz_3>div>ul {
    width: 100%;
    height: 33%;
    display: flex;
    justify-content: center;
    position: relative;
}

.qdhz_3>div>ul:nth-child(1) {
    position: relative;
    top: 6.5%;
}

.qdhz_3>div>ul:nth-child(3) {
    position: relative;
    top: -6.5%;
}

.qdhz_3>div>ul>li {
    width: 22%;
    height: 100%;
    background: url(../img/fengwo_0.png) no-repeat center center;
    background-size: cover;
    margin-right: 2%;
    color: #2D3041;
    transition: 1.5s;
    -webkit-transition: 1.5s;
    -moz-transition: 1.5s;
    -ms-transition: 1.5s;
    -o-transition: 1.5s;
    cursor: pointer;
    position: relative;
}

.qdhz_3>div>ul>li:hover {
    color: #fff;
    background: url(../img/fengwo_1.png) no-repeat center center;
    background-size: cover;
}

.qdhz_3>div>ul>li>span {
    display: block;
    width: 40px;
    height: 40px;
    margin: 0 auto;
    margin-top: 30%;
    position: relative;
}

.qdhz_3>div>ul>li>span>img {
    position: absolute;
    top: 0%;
    left: 0%;
    display: block;
    width: 100%;
    opacity: 0;
    transition: 0.5s;
    -webkit-transition: 0.5s;
    -moz-transition: 0.5s;
    -ms-transition: 0.5s;
    -o-transition: 0.5s;
}

.qdhz_3>div>ul>li>span>img:first-child {
    opacity: 1;
}

.qdhz_3>div>ul>li>b {
    font-size: 0.24rem;
    text-align: center;
    width: 100%;
    display: block;
    margin: 5% 0;
}

.qdhz_3>div>ul>li>p {
    font-size: 0.16rem;
    text-align: center;
}

.qdhz_3>div>ul>li>h3 {
    font-size: 0.48rem;
    position: absolute;
    text-align: center;
    top: 40%;
    left: 10%;
}

.qdhz_3>div>ul>li:hover>span>img:first-child {
    opacity: 0;
}

.qdhz_3>div>ul>li:hover>span>img:last-child {
    opacity: 1;
}

/* ******************************qdhz4********************* */
.qdhz_4 {
    width: 100%;
    height: 70%;
    position: relative;
    background-color: #E4E9ED;
}

.qdhz_4>h3 {
    font-size: 0.6rem;
    text-align: center;
    color: #333;
    padding: 5% 0;
}

.qdhz_4>ul {
    width: 80%;
    height: 44%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.qdhz_4>ul>li {
    width: 13%;
    height: 90%;
    background-color: #EFF3F6;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transition: .7s;
    -webkit-transition: .7s;
    -moz-transition: .7s;
    -ms-transition: .7s;
    -o-transition: .7s;
    cursor: pointer;
}

.qdhz_4>ul>li:hover {
    color: #fff;
    background-color: #2E3142;
    height: 95%;
    transform: translateY(-5%);
    -webkit-transform: translateY(-5%);
    -moz-transform: translateY(-5%);
    -ms-transform: translateY(-5%);
    -o-transform: translateY(-5%);
}

.qdhz_4>ul>li>span {
    display: block;
    width: 50px;
    height: 50px;
    margin: 0 auto;
    margin-top: 25%;
    position: relative;
}

.qdhz_4>ul>li>span>img {
    position: absolute;
    top: 0%;
    left: 0%;
    opacity: 0;
    display: block;
    width: 100%;
}

.qdhz_4>ul>li>span>img:first-child {
    opacity: 1;
}

.qdhz_4>ul>li:hover>span>img:first-child {
    opacity: 0;
}

.qdhz_4>ul>li:hover>span>img:last-child {
    opacity: 1;
}

.qdhz_4>ul>li>p {
    font-size: 0.24rem;
    text-align: center;
    margin-top: 12%;
}

.qdhz_4>ul>li>b {
    position: absolute;
    bottom: -22%;
    left: 23%;
    font-weight: 600;
    color: #C0CBD1;
}

.qdhz_4>ul>li:hover>b {
    color: #828596;
}

.top_9 {
    background: url(../img/top_9_bg.png) no-repeat center center;
    background-size: 100%;
}

.top_9>.center>div {
    top: 22%;
}

@media screen and (max-width:1440px) {
    .top_9>.center>div {
        width: 70%;
        height: 50%;
        margin: 0 auto;
        position: relative;
        top: 35%;
    }
}
@media screen and (max-width:1440px) and (max-height:850px){
    .qdhz_3>div {
        width: 73%;
    }
    .qdhz_2>div{
        height: 70%;
    }
    .qdhz_3>div>ul>li>h3 {
        left: 19%;
    }
}
@media screen and (max-width:1440px) and (max-height:780px){
    .qdhz_3>div {
        width: 67%;
    }
}
@media screen and (max-width:1440px) and (max-height:757px){
    .qdhz_3>div {
        width: 65%;
    }
}
@media screen and (max-width:1440px) and (max-height:720px){
    .qdhz_3>div {
        width: 61%;
    }
    .qdhz_3>div>ul>li>h3 {
        left: 14%;
    }
    .top_9>.center>div {
        top: 23%;
    }
}

@media screen and (max-width:1280px) and (max-height:768px) {
    .qdhz_2 {
        height: 80%;
    }

    .qdhz_3 {
        height: 75%;
    }

    .qdhz_4 {
        height: 60%;
    }

    .top_9>.center>div {
        top: 45%;
    }
    .top_9>.center>div {
        top: 28%;
    }
    .qdhz_3>div>ul>li>h3 {
        left: -1%;
        top: 38%;
        width: 100%;
    }
}
@media screen and (max-width:1280px) and (max-height:740px) {
    .qdhz_2>div>ul>li>p {
        padding: 0 7%;
    }
    .qdhz_2>div>ul>li>span {
        margin-top: 15%;
    }
    .qdhz_3>div {
        width: 56%;
    }
    .qdhz_3>div>ul>li>p {
        font-size: 0.16rem;
        text-align: center;
        width: 70%;
        margin: 0 auto;
    }
    .qdhz_3>div>ul>li>span {
        margin-top: 23%;
    }
}
@media screen and (max-width:1280px) and (max-height:600px){
    .qdhz_2 {
        height: 100%;
    }
    .qdhz_3 {
        height: 100%;
    }
    .qdhz_4 {
        height: 80%;
    }
    .top_9>.center>div {
        top: 10%;
        height: 80%;
    }
}
@media screen and (max-width:1024px) {
    .qdhz_1 {
        height: 30%;
    }

    .qdhz_2,
    .qdhz_3 {
        height: 45%;
    }

    .qdhz_3>div {
        width: 75%;
    }

    .qdhz_4 {
        height: 30%;
    }
}

@media screen and (max-width:768px) {
    .qdhz_2>div>ul>li>p {
        font-size: 13px;
        text-align: left;
    }

    .qdhz_2 {
        height: 55%;
    }

    .qdhz_3 {
        height: 45%;
    }

    .qdhz_3>div {
        width: 75%;
    }

    .qdhz_4>ul {
        width: 90%;
    }

    .qdhz_4 {
        height: 35%;
    }

    .top_9 {
        height: 512px;
    }
}

@media screen and (max-width:450px) {
    .qdhz_1>h3 {
        height: 40px;
    }

    .qdhz_1 {
        padding-top: 25%;
    }

    .qdhz_2 {
        height: 125%;
    }

    .qdhz_2>p {
        font-size: 16px;
    }

    .qdhz_2>div {
        height: 90%;
    }

    .qdhz_2>div>ul {
        height: 50%;
        margin-bottom: 2%;
    }

    .qdhz_2>div>ul>li {
        width: 49%;
        height: 55%;
    }

    .qdhz_2>div>ul>li>span {
        margin-top: 5%;
        width: 30px;
    height: 30px;
    display: none;
    }

    .qdhz_2>div>ul>li>b {
        margin: 6% 0;
        font-size: 0.3rem;
        margin-top: 20%;
    }

    .qdhz_3 {
        height: 55%;
    }

    .qdhz_3>div {
        width: 95%;
        left: 5%;
    }

    .qdhz_3>div>ul>li {
        width: 29%;
    }

    .qdhz_3>div>ul>li>b {
        font-size: 16px;
    }

    .qdhz_3>div>ul>li>p {
        font-size: 14px;
        width: 100%;
    }

    .qdhz_3>div>ul>li>span {
        width: 20px;
        height: 20px;
        margin-top: 10%;
    }

    .qdhz_3>div>ul>li>h3 {
        font-size: 0.48rem;
        position: absolute;
        text-align: center;
        top: 35%;
        left: 0%;
    }

    .qdhz_4 {
        height: 70%;
    }

    .qdhz_4>ul {
        width: 90%;
        height: 80%;
        display: block;
    }

    .qdhz_4>ul>li {
        width: 24%;
        margin-right: 3px;
        margin-bottom: 10%;
        height: 34%;
        background-color: #EFF3F6;
        border-radius: 20px;
        position: relative;
        overflow: hidden;
        transition: .5s;
        -webkit-transition: .5s;
        -moz-transition: .5s;
        -ms-transition: .5s;
        -o-transition: .5s;
        cursor: pointer;
        float: left;
    }

    .qdhz_4>ul>li:hover {
        height: 34%;
        transform: none;
        -webkit-transform: none;
        -moz-transform: none;
        -ms-transform: none;
        -o-transform: none;
    }
    .qdhz_4>ul>li>p {
        font-size: 14px;
    }
    .qdhz_4>ul>li>b {
        bottom: -30%;
        left: 15%;
    }
}
@media screen and (max-width:736px) and (max-height:815px) {
    .qdhz_2 {
        height: 90%;
    }
    .qdhz_2>div {
        height: 80%;
    }
    .qdhz_3>div {
        height: 85%;
    }
    .qdhz_4>ul>li>b {
        bottom: -20%;
    }
}
@media screen and (max-width:736px) and (max-height:670px){
    .qdhz_2 {
        height: 125%;
    }
    .qdhz_2>div {
        height: 90%;
    }
    .qdhz_3>div {
        height: 100%;
    }
    .qdhz_4>ul>li>b {
        bottom: -30%;
    }
}
@media screen and (max-width:540px){
    .qdhz_3>div {
        height: 80% !important;
    }
}