* {
    margin: 0;
    padding: 0;
}

@media screen and (max-width:375px) {
    html {
        font-size: 3.75px;
    }
}

@media screen and (max-width:640px) {
    html {
        font-size: 100px;
    }
}

html {
    width: 100%;
    height: 100%;
}

body {
    width: 100%;
    height: 100%;
    overflow: auto
}

header {
    width: 100%;
    height: 29vw;
}

/* 头部导航 */
nav {
    z-index: 99;
    position: fixed;
    top: 0;
    width: 100%;
    height: 30px;
    display: flex;
    /* align-items: center; */
    /* background-color: pink; */
}

.bg {
    background-color: #000;
}

.logo {
    width: 80px;
    height: 30px;
    margin-left: 18vw;
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.logo>img {
    width: 100%;
    height: 100%;
}

.text {
    width: 48vw;
    height: 30px;
    display: flex;
    margin-left: 10vw;
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.text>div {
    width: 8vw;
    height: 100%;
    text-align: center;
    line-height: 30px;
    font-size: 12px;
    color: #fff;
    white-space: nowrap;
    transform: scale(.5);
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.text>div>a {
    color: #fff;
    text-decoration: none !important;
}

.text>div:hover {
    cursor: pointer;
    background-color: rgba(35, 31, 31, 0.2);
}

.about {
    width: 8vw !important;
    height: 18vw !important;
    background-color: #000;
    display: none;
}

.ab:hover>.about {
    display: block;
}

.about a {
    display: block;
    text-decoration: none !important;
    width: 100%;
    height: 3.6vw;
    font-size: 1vw;
    color: #fff !important;
    line-height: 3.6vw;
}

.about a:hover {
    background-color: rgb(202, 19, 19);
}

.industry {
    width: 8vw;
    height: 10.8vw !important;
    background-color: #000;
    display: none;
}

.in:hover>.industry {
    display: block;
}

.industry a {
    display: block;
    text-decoration: none !important;
    height: 3.6vw;
    width: 100%;
    font-size: 1vw;
    color: #fff !important;
    line-height: 3.6vw;
}

.industry a:hover {
    background-color: rgb(202, 19, 19);
}



/* 轮播图 */
header .mySwiper {
    position: relative;
    width: 100%;
    height: 29vw;
    overflow: hidden;
}

.mySwiper .swiper-wrapper {
    width: 100%;
    height: 100%;
}

.mySwiper .swiper-wrapper .swiper-slide {
    width: 100%;
    height: 100%;
}

.mySwiper .swiper-wrapper .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
}

.swiper-button-next {
    width: 30px !important;
    height: 30px !important;
    background-color: rgba(49, 47, 47, 0.1);
    border-radius: 50%;
    margin-right: 1%;
    display: none !important;
    text-align: center !important;
    line-height: 26px !important;
}

.swiper-button-next:after {
    font-size: 12px !important;
    color: white;
}

.swiper-button-prev {
    width: 30px !important;
    height: 30px !important;
    background-color: rgba(49, 47, 47, 0.1);
    border-radius: 50%;
    margin-left: 1%;
    display: none !important;
    text-align: center !important;
    line-height: 26px !important;
}

.swiper-button-prev:after {
    font-size: 12px !important;
    color: white;
}

.swiper-pagination-clickable .swiper-pagination-bullet {
    width: 2%;
    height: 2px;
    background-color: #fff;
}



/* 中间内容 */
.content {
    width: 100%;
    height: 60vw;
    background-color: #fafafa;
    z-index: 99;
    margin-top: 4vw;
    padding-top: 2vw;
}

.title {
    width: 100%;
    text-align: center;
    font-size: 12px;
    white-space: nowrap;
}

.line {
    width: 24px;
    height: 2px;
    background-color: rgb(186, 54, 54);
    margin: 0 auto;
    border-radius: 0.2vw !important;
    margin-top: 2px;
}

.letter {
    width: 100%;
    height: 1.6vw;
    margin: 0 auto;
    text-align: center;
    line-height: 1.6vw;
    font-size: 1.2vw;
    color: rgb(203, 194, 194);
    white-space: nowrap;
    margin-top: 6px;
    transform: scale(.6);
}

.big {
    width: 90vw;
    height: 42vw;
    margin: 0 auto;
    margin-top: 5vw;
    display: flex;
}

.left {
    position: relative;
    width: 58vw;
    height: 42vw;
    overflow: hidden;
}

.suojin {
    text-indent: 32px;
}

.left>p {
    font-size: 1.3vw;
    margin-top: 1.6vw;
    font-weight: 200;
}

.left>a {
    position: absolute;
    right: 8vw;
    bottom: 0.2vw;
    display: block;
    width: 6vw;
    height: 2.4vw;
    background-color: rgb(243, 87, 87);
    text-align: center;
    text-decoration: none !important;
    color: #fff !important;
    border-radius: 1vw;
    line-height: 2.4vw;
    display: none;
}

.right {
    flex: 1;
    height: 42vw;
}

.right img {
    width: 100%;
    height: 100%;
}

.big_pic {
    width: 100%;
    height: 34vw;
    margin-top: 4.8vw;
}

.big_pic img {
    width: 100%;
    height: 100%;
}

/* 集团产业 */
.group_industry_big {
    width: 100%;
    height: auto;
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.group_industry {
    width: 16vw;
    height: 3vw;
    margin: 0 auto;
    text-align: center;
    line-height: 3vw;
    font-size: 2vw;
    white-space: nowrap;
    margin-top: 8vw;
}

.tu_biao {
    width: 76.8vw;
    height: 12vw;
    margin: 0 auto;
    margin-top: 2vw;
    display: flex;
    justify-content: space-around;
}

.icon_left {
    width: 11.7vw;
    height: 12vw;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.icon_left img {
    width: 8vw;
    height: 8.2vw;
    display: block;
    margin: 0 auto;
}

.icon_center {
    width: 11.7vw;
    height: 12vw;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.icon_center img {
    width: 8vw;
    height: 8.2vw;
    display: block;
    margin: 0 auto;
}

.icon_right {
    width: 11.7vw;
    height: 12vw;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.icon_right img {
    width: 8vw;
    height: 8.2vw;
    display: block;
    margin: 0 auto;
}

.tu_biao_neirong {
    /* position: relative; */
    width: 78vw;
    margin: 0 auto;
    margin-top: 6vw;
    border-radius: 1vw;
}

.tu_biao_neirong>div {
    position: relative;
    width: 100%;
    height: auto;
    background-color: rgb(190, 45, 45);
    color: #fff;
    font-size: 1vw;
    text-indent: 32px;
    padding-top: 2vw;
    padding-bottom: 2vw;
    border-radius: 1vw;
    box-shadow: .2vw .4vw .4vw .2vw rgb(190, 45, 45, .5);
}

.tu_biao_neirong_center {
    display: none;
}

.tu_biao_neirong_right {
    display: none;
}

.tu_biao_neirong>div>a {
    position: absolute;
    right: 2vw;
    bottom: 1vw;
    text-decoration: none;
    color: #fff;
}

.tu_biao_neirong p {
    margin-top: 1vw;
}


/* 项目展示 */
.display_big {
    width: 100%;
    height: 64vw;
    margin-top: 40px;
}

.display {
    /* width: 16vw; */
    height: 3vw;
    margin: 0 auto;
    text-align: center;
    line-height: 3vw;
    font-size: 2vw;
    white-space: nowrap;
}

.display_letter {
    /* height: 1.6vw; */
    margin: 0 auto;
    text-align: center;
    line-height: 1.6vw;
    font-size: 1.2vw;
    color: rgb(203, 194, 194);
    margin-top: 6px;
    white-space: nowrap;
    transform: scale(.5);
}

.display_content {
    position: relative;
    width: 80vw;
    height: 50vw;
    margin: 0 auto;
    margin-top: 2vw;
}

.project_display01 {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 37vw;
    height: 40vw;
}

.project_display01 img {
    width: 100%;
    height: 100%;
}

.project_display02 {
    position: absolute;
    top: 0;
    right: 0;
    width: 58vw;
    height: 42vw;
    display: flex;
}

.project_display02_pic {
    width: 24vw;
    height: 42vw;
}

.project_display02_pic img {
    width: 100%;
    height: 100%;
}

.project_display02_text {
    position: relative;
    flex: 1;
    box-shadow: 0.2vw 5px 5px rgba(38, 36, 36, .5);
    overflow: hidden;
}

.project_display02_title {
    display: flex;
    line-height: 2vw;
    margin-left: 1.5vw;
    margin-top: 1.5vw;
}

.project_display02_left {
    width: 0.4vw;
    height: 2vw;
    background-color: rgb(190, 45, 45);
}

.project_display02_right {
    margin-left: 1.2vw;
    font-size: 1.2vw;
    font-weight: 100;
    color: rgb(190, 45, 45);
}

.project_display02_text>p {
    font-size: 3.75px !important;
    /* transform: scale(.5); */
}

.project_display02_text>.first {
    margin-top: 2vw;
}

.project_display02_text>a {
    position: absolute;
    right: 2vw;
    bottom: 4vw;
    display: block;
    width: 7vw;
    height: 3vw;
    background-color: #ff5656;
    text-decoration: none;
    color: #fff;
    text-align: center;
    line-height: 3vw;
    border-radius: 1vw;
    display: none;
}


/* 新闻中心 */
.news_big{
    width: 100%;
    height: auto;
    margin-top: 30px;
}
.container_big {
    width: 86vw;
    height: auto;
    margin: 0 auto;
    margin-top: 10px;
}

.container_big_top {
    width: 140px;
    height: 4vw;
    display: flex;
    justify-content: space-between;
}

.container_big_top>div {
    width: 60px;
    height: 20px;
    border-radius: 10px;
    text-align: center;
    line-height: 20px;
    font-size: 3.75px;
    font-weight: 100;
    cursor: pointer;
}

.news_bg1 {
    background-color: rgb(190, 45, 45);
    color: #fff;
}

.news_bg2 {
    color: black;
    background-color: #d8d8d8;
}

.container_big_bottom {
    width: 100%;
    height: 25.8vw;
    margin-top: 20px;
    overflow: hidden;
}

.container_big_bottom .one {
    position: relative;
    width: 100%;
    height: 100%;
}

.container_big_bottom .one>div {
    position: absolute;
    width: 18vw;
    height: 100%;
}

.one_one {
    left: 0;
}

.one_two {
    left: 23vw;
}

.one_three {
    right: 23vw;
}

.one_four {
    right: 0;
}

.container_big_bottom .one>div>img {
    width: 100%;
    height: 10vw;
}

.container_big_bottom .one>div>h5 {
    font-size: 3.75px;
}

.container_big_bottom .one>div>span {
    display: block;
    color: rgb(190, 45, 45);
    margin-top: 0.3vw;
    font-size: 3.75px;
}

.container_big_bottom .one>div>p {
    font-size: 0.9vw;
    margin-top: 0.3vw;
    font-size: 3.75px;
}

.container_big_bottom .one>div>a {
    position: absolute;
    right: -10px;
    bottom: 0;
    text-decoration: none;
    color: rgb(190, 45, 45);
    font-size: 3.75px;
    transform: scale(.5);
}

.container_big_bottom .two {
    position: relative;
    width: 100%;
    height: 100%;
    display: none;
}

.two_one {
    left: 0;
}

.two_two {
    left: 23vw;
}

.two_three {
    right: 23vw;
}

.two_four {
    right: 0;
}

.container_big_bottom .two>div {
    position: absolute;
    width: 18vw;
    height: 100%;
}

.container_big_bottom .two>div>img {
    width: 100%;
    height: 10vw;
}

.container_big_bottom .two>div>h5 {
    font-size: 1vw;
}

.container_big_bottom .two>div>span {
    display: block;
    color: rgb(190, 45, 45);
    margin-top: 0.3vw;
    /* transform: scale(.5); */
    font-size: 3.75px;
}

.container_big_bottom .two>div>p {
    font-size: 0.9vw;
    margin-top: 0.3vw;
}

.container_big_bottom .two>div>a {
    position: absolute;
    right: -10px;
    bottom: -5px;
    text-decoration: none;
    color: rgb(190, 45, 45);
    font-size: 3.75px;
    transform: scale(.5);
}


/* 招贤纳士 */
.zhao_xain_na_shi_big {
    width: 100%;
    height: 300px;
    margin-top: 8vw;
}

.zhao_xain_na_shi_big>.pic {
    width: 80px;
    height: 30px;
    margin: 0 auto;
    margin-top: 12px;
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.zhao_xain_na_shi_big>.pic>img {
    width: 100%;
    height: 20px;
    /* border: 1px solid red;
    box-sizing: border-box; */
}

.zhao_xain_na_shi_text {
    width: 80vw;
    height: auto;
    margin: 0 auto;
    margin-top: 20px;
}

.zhao_xain_na_shi_text>p {
    margin-top: 0.6vw;
    font-size: 1.2vw;
}

.zhao_xain_na_shi_text>p>span {
    font-weight: 700;
}

.zhao_xain_na_shi_text>span {
    display: block;
    margin-top: 1.5vw;
    margin-bottom: 1.5vw;
    font-size: 1.1vw;
}


/* 底部 */
.foot {
    width: 100%;
    height: auto;
    background-color: #2d3032;
    color: #fff;
}

.foot_top {
    width: 86vw;
    height: auto;
    margin: 0 auto;
    display: flex;
}

.foot_top>div {
    font-size: 1vw;
    padding-top: 2vw;
}

.foot_top_left {
    flex: 0.3;
}

.foot_top_center {
    flex: 0.3;
}

.foot_top_right {
    flex: 0.4;
}

.foot_top>div>h3 {
    font-size: 1.6vw;
    padding-bottom: 1vw;
}

.foot_top>div>a {
    display: block;
    text-decoration: none;
    color: #fff;
    margin-top: 0.5vw;
}

.foot_top>div>ul>li {
    list-style: none;
    margin-top: 0.5vw;
}

.foot_bottom {
    width: 100%;
    height: auto;
    background-color: #000;
    text-align: center;
    color: #fff;
    padding-top: 1vw;
    padding-bottom: 1vw;
    font-size: 3.75px;
}
.foot_bottom>span{
    display: block;
    width: 100%;
}