header{
    width: 100%;
}
.title-1 {
    height: 70px;
    width: 100%;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.title-1-1 {
    display: flex;
    height: 100%;
    width: 70%;
}

header>div{
    width: 1180px;
    margin: auto;
}
header div p{
    width: 320px;
    height: 45px;
    background: url(./image1/LOG.png) no-repeat;
    background-size:cover;
    margin-top: 20px;
    margin-bottom: 20px;
    float: left;
}
header div ul{
    width: 700px;
    float: right;
    margin-top: 28px;
}
header div ul li{
    float: left;
    margin-right: 40px;
}
header div li a{
    color: #000000;
    position: relative;
}
header div ul li a:hover{
    width: 52px;
    height: 2px;
    color: red;
}
header li a:hover::after{
    display: block;
}
header div ul li a::after{
    content: "";
    width: 20px;
    height: 2px;
    background-color: red;
    position: absolute;
    left: calc(50% - 10px);
    bottom: -10px;
    display: none;
}
.new{
    font-size: 0px;
}
.new img{
    width: 100%;
    height: auto;
}
.test{
    color: #090808;
}
nav{
    width: 100%;
    float: left;
    background-color: #1b252e;
}
nav>div{
    width: 1180px;
    margin:0 auto 60px;
    padding-top: 55px;
    background-color: #1b252e;
}
nav>div>div{
    width: 770px;
    float: left;
    background-color: #1b252e;
}
nav div h2{
    padding-top: 55px;
    margin-bottom: 30px;
    font-size: 21px;
    color: #fff;
}
nav{
    color: #fff;
}
.qqq:after{
    content: "";
    display: block;
    clear: both;
    height: 0;
    visibility: hidden;
    overflow: hidden;
    }
nav div b{
    width: 170px;
    height: 55px;
    background-color: #fff;
    line-height: 55px;
    color: black;
    text-align: center;
    margin-top: 80px;
    border-radius: 55px;
    float: right;
    margin-bottom: 80px;
}
.list{
    width: 100%;
    background-color:#fff;
}
.list1{
    width: 1180px;
    margin: auto;
    padding-top: 90px;
}
.list2{
    width: 1180px;
    text-align: center;
    margin-top: 90px;
    border-bottom: 1px solid #999;
}
.list2 h2{
    margin: auto;
    font-size: 35px;
    margin-bottom: 60px;
}
.list3{
    width: 1180px;
}
.list3 h3{
    width: 25%;
    float: left;
    text-align: center;
    margin-bottom: 145px;
    font-weight: 500;
}
.list3 img{
    margin-top: 50px;
}
.list3 h3 p{
    margin-top: 50px;
    margin-bottom: 15px;
    font-size: 18px;
}
.list3 h3 span{
    font-size: 12px;
}
main{
    width: 100%;
    background-color: #ebebeb;
}
main .center{
    width: 1180px;
    margin: auto;
}
.center1{
    width: 1180px;
    text-align: center;
    padding-top: 70px;
    padding-bottom: 45px;
}
.center1 h1{
    font-size: 30px;
    margin-bottom: 20px;
}


.center2w{
    width: 1180px;
    height: 400px;
    margin-bottom: 10px;
    display: flex;
}
.center2w div{
    width: 49%;
    height: 100%;
    margin-bottom: 20px;
}

.center2w h4 p {
    margin: 0; /* 重置段落的默认外边距 */
}


.center2{
    width: 1180px;
}
.center2 h4{
    width: 24%;
    float: left;
    margin-left: 1%;
    margin-bottom: 20px;
    text-align: center;
    padding-bottom: 10px;
    box-sizing: border-box; /* 添加box-sizing属性，用于考虑内边距和边框在内的元素尺寸 */
    overflow: hidden; /* 用于清除浮动，确保每个h4元素占一行 */
}
.center2 h4 img{
    width: 100%; /* 设置图片宽度占据父元素的100% */
    height: auto; /* 按比例缩放高度 */
    display: block; /* 让图片显示为块级元素 */
    margin-bottom: 5px; /* 调整图片与文本之间的垂直间距 */
}
.center2 h4 p {
    margin: 0; /* 重置段落的默认外边距 */
}
.pic{
    margin-top: 90px;
    width: 100%;
    font-size: 0px;
}
.pic img{
    width: 100%;
    height: auto;
}
.box{
    width: 1180px;
    margin: auto;
}
.box1{
    width: 1180px;
    text-align: center;
    padding-top: 70px;
    padding-bottom: 45px;
}
.box1 h4{
    font-size: 30px;
    margin-bottom: 20px;
}
.box .list3 .poi{
    color: red;
    font-weight: 600;
    font-size: 40px;
}
.boteen{
    width: 100%;
    padding-top: 150px;
    float: left;
    padding-bottom: 90px;
    background:url(./image1/bannerxin.jpg) no-repeat;
    background-size: cover;
    margin-bottom: 80px;
}
.boteen1{
    float: right;
    padding-right: 140px;
}
.boteen1 h1{
    margin-bottom: 40px;
}
.boteen1 p{
    margin-bottom: 20px;
}
.boteen1 b{
    margin-top: 90px;
    width: 160px;
    display: block;
    text-align: center;
    border: 1px solid #999;
    padding-top: 20px;
    padding-bottom: 20px;
}
.book{
    width: 1180px;
    margin: auto;
}
.book1{
    width: 1180px;
    text-align: center;
}
.book1 h3{
    margin-bottom: 40px;
}
.book1 p:nth-child(2){
    margin-bottom: 20px;
}
.book1 p:nth-child(3){
    margin-bottom: 60px;
}
.book2{
    width: 1180px;
}
.book2 h5{
    width: 30%;
    float: left;
    border: 1px solid #999;
    margin-right: 3%;
    margin-bottom: 140px;
}
.book2 img{
    float: left;
}
.book2 p{
    
}
.book2 p i{
    line-height: 40px;
}
.book2 h5:nth-child(3){
    margin-right: 0px;
}
.book3{
    width: 350px;
    border: 3px solid black;
    margin: auto;
    text-align: center;
    padding-top: 35px;
    padding-bottom: 35px;
    margin-bottom: 80px;
    position: relative;
}
.book3 p{
    position: absolute;
    bottom: -10px;
    left: 100px;
    background-color: #fff;
    display: block;
}
.book3 img{
    width: 150px;
    position: absolute;
    top: -100px;
    left: 100px;
}
.seo{
    width: 100%;
    height: 500px;
    background-color: #ebebeb;
}
.seo1{
    width: 1180px;
    margin: auto;
    background-color: aqua;
}
.seo1 h5{
    width: 23%;
    float: left;
    margin-top: 100px;
    background-color: #fff;
    margin-right: 2%;
    text-align: center;
}
.seo1 h5 img{
    width: 100%;
    height: auto;
}
.seo1 h5:nth-child(1){
    margin-left: 2%;
}
.seo1 h5:nth-child(4){
    margin-right: 0px;

}
.seo1 h5 p{
    margin-top: 30px;
    font-size: 13px;
    margin-bottom: 20px;
}
.seo1 h5 span{
    font-size: 12px;
    color: #777777;
    margin-bottom: 35px;
    display: block;
}
.out{
    width: 100%;
    float: left;
    border-top: 3px solid red;
    background-color: #1b252e;
}
.out1{
    width: 1180px;
    margin: auto;
    background-color: #1b252e;
    border-bottom: 1px solid #999;
}
.out p{
    width: 25%;
    margin-top: 70px;
    float: left;
    color: #fff;
    margin-bottom: 45px;
    text-align: center;
    position: relative;
}
.out1-2::before{
    content: "";
    /* background-color: red; */
    background: url(./image1/f-1.png) no-repeat;
    background-size: cover;
    width: 20px;
    height: 25px;
    position: absolute;
    left: 20px;
    top: 0px;
}
.out1-1::before{
    content: "";
    /* background-color: red; */
    background: url(./image1/f-1.png) no-repeat;
    background-size: cover;
    width: 20px;
    height: 25px;
    position: absolute;
    left: 0px;
    top: 0px;
}

.xintest{
    width: 100%;
    margin-bottom: 50px;
}
.center{
    width: 1180px;
    margin: auto;
}
.center1{
    width: 1180px;
    text-align: center;
    padding-top: 70px;
    padding-bottom: 45px;
}

/* 添加媒体查询以适应移动端 */
@media (max-width: 768px) {
    .title-1-1 {
      width: 100%;
    }
    header div p {
      width: 100%;
      text-align: center;
    }
    header div ul {
      width: 100%;
      text-align: center;
      margin-top: 20px;
    }
    header div ul li {
      display: inline;
      margin: 0 10px;
    }
    nav>div {
      width: 100%;
      padding-top: 20px;
    }
    .new img {
      width: 100%;
      height: auto;
    }
    .list1 {
      width: 100%;
      padding-top: 20px;
    }
    .list3 h3 {
      width: 100%;
      float: none;
      text-align: center;
    }
    .center1 {
      width: 100%;
      padding-left: 20px;
      padding-right: 20px;
    }
    .pic img {
      width: 100%;
      height: auto;
    }
    .center2w div {
      width: 100%;
    }
    .center2 {
      width: 100%;
    }
    .center2 h4 {
      width: 100%;
      float: none;
      margin: 0;
    }
    .seo1 h5 {
      width: 100%;
      float: none;
      margin-bottom: 20px;
      text-align: center;
    }
    .center1 h1 {
      text-align: center;
    }
    .bateen {
      padding: 20px;
    }
    .book2 h5 {
      width: 100%;
      text-align: center;
    }
    .out p {
      width: 100%;
      text-align: center;
    }
  }
  
  /* 添加其他媒体查询以适应其他屏幕尺寸 */
  @media (max-width: 600px) {
    /* 在此处添加针对非常小的屏幕设备的样式修改 */
    /* 如果需要，可以继续添加其他样式 */
  }