html, body, ul, li, ol, dl, dd, dt, p, h1, h2, h3, h4, h5, h6, form, fieldset, legend, img { margin:0; padding:0; } 
fieldset, img {  border:none;  }
ul, ol { list-style:none; }
input { padding-top:0; padding-bottom:0; font-family: "SimSun","宋体";}
select, input { vertical-align:middle;  /*  */ }
select, input, textarea { font-size:12px; margin:0; }
textarea { resize:none; }
table { border-collapse:collapse; }
img{vertical-align: middle;border:0 none;}
body {font:14px 'Microsoft YaHei';/* font-family: "SimSun"; */}
div {
  margin: 0;
  padding: 0;
  border: 0;
  font-family: "Microsoft YaHei" !important;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  /* font-family: "SimSun"; */
}
.fl {
  float: left;
}

.fr {
  float: right;
}
.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
/* 头部样式 - 基于您提供的深色主题 */
.header_module a {
    text-decoration: none !important;
}

.header_module {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    min-width: 1300px;
    width: 100%;
    height: 70px;
    margin: 0 auto;
    background: rgba(43, 30, 27, 1);
    background-size: 100% 80px;
    z-index: 2;
}

.header_nav {
    margin: 0 auto;
    max-width: 1300px;
    width: calc(100% - 20px);
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ========== 左侧 LOGO / 首页链接 ========== */
.fl {
    display: flex;
    align-items: center;
    height: 100%;
    float: left;
}

.fl h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    line-height: 1;
}

.fl h2 a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.2s;
    letter-spacing: 1px;
    position: relative;
}

.fl h2 a::after {
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.6);
    margin-left: 6px;
}

.fl h2 a:hover {
    color: #4a7aff;
}

/* ========== 中间导航链接 ========== */
.header_nav .nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
}

.header_nav .nav-links li {
    height: 100%;
    display: flex;
    align-items: center;
}

.header_nav .nav-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.25s, border-color 0.25s;
    padding: 0 4px;
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    border-bottom: 3px solid transparent;
}

.header_nav .nav-links a:hover {
    color: #ffffff;
    border-bottom-color: #2049EE;
}

.header_nav .nav-links a.active {
    color: #ffffff;
    border-bottom-color: #2049EE;
}

/* ========== 右侧操作区 ========== */
.fr {
    display: flex;
    align-items: center;
    height: 100%;
    float: right;
    gap: 12px;
}

/* ========== 下载修复工具按钮 ========== */
.headnav-down-pcmgr {
    box-sizing: border-box;
    width: 150px;
    height: 40px;
    margin-top: 0;
    margin-left: 0;
    border-radius: 5px;
    flex-shrink: 0;
    background: #2049EE;
    color: #FFF;
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
    text-decoration: none;
    gap: 8px;
}

.headnav-down-pcmgr:hover {
    background: #1a3dcc;
    box-shadow: 0 4px 16px rgba(32, 73, 238, 0.4);
    transform: translateY(-1px);
}

.headnav-down-pcmgr:active {
    transform: translateY(0px);
}

.headnav-down-pcmgr img {
    width: 18px;
    height: 18px;
    display: inline-block;
    filter: brightness(0) invert(1);
}

/* ========== 清除浮动 ========== */
.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.clearfix {
    zoom: 1;
}

/* ========== 响应式 ========== */
@media (max-width: 1300px) {
    .header_module {
        min-width: auto;
        padding: 0 16px;
    }
    .header_nav .nav-links {
        gap: 20px;
    }
    .header_nav .nav-links a {
        font-size: 14px;
    }
}

@media (max-width: 992px) {
    .header_module {
        min-width: auto;
        height: 60px;
    }
    .header_nav .nav-links {
        gap: 14px;
    }
    .header_nav .nav-links a {
        font-size: 13px;
    }
    .fl h2 {
        font-size: 17px;
    }
    .fl h2 a::after {
        font-size: 12px;
    }
    .headnav-down-pcmgr {
        width: 130px;
        height: 36px;
        font-size: 14px;
    }
    .headnav-down-pcmgr img {
        width: 16px;
        height: 16px;
    }
}


.posi-left {
    position: fixed;
    left: 160px;
    top: 295px;
    display: block !important;
  }
.box {
    width: 100%;
    background: rgb(242,242,242);
    padding: 30px 0;
}

.banner{
    width:1300px;
    margin:0 auto
}
.banner img{
    width:100%
}
.container{
    width:1300px;
    margin:0 auto;
    padding:50px 149px;
    background:#fff;
    box-sizing: border-box;
    margin-top:20px
}

.d_pink{
    width:1058px;
height:108px;
background:rgba(247,247,247,1);
border-radius:80px;
padding-top:25px;
box-sizing: border-box;
}
.d_pink h3 a{
color: #2959d3;
}
.d_pink1{
    height: 60px;
    padding-top: 17px;
}
.d_pink p{
    width:837px;
height:47px;
font-size:18px;
font-family:Microsoft YaHei;
font-weight:bold;
color:rgba(97,103,107,1);
line-height:28px;
margin:0 auto;
text-indent:2em;
}

.d_title{
    text-align: center;
    margin-top:60px;
}
.d_title1{
    margin-top:10px;
}
.d_title span{
font-size:30px;
font-family:Microsoft YaHei;
font-weight:bold;
color:#2959d3
}

.d_title img{
    vertical-align: text-bottom;
    margin-right:6px;
}

.d_title1 img{
    vertical-align:bottom;
}
.d_pink1 .t_text{
    margin-top:0px;
    margin-bottom:6px;
    font-size:16px;
}
.t_text{
    font-size:14px;
font-family:SimSun;
font-weight:bold;
color:rgba(136,136,136,1);
text-align: center;
margin-top:14px
}

.d_pink h3{
    text-align:left;
    margin-left:100px;
    font-size:18px;
    color:#61676b;
    margin-bottom: 20px;
}

.text_img{
    width:460px;
    margin:0 auto;
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}

.box4 > img{
    margin-top:38px
}

.text_img a{
    width:210px;
height:54px;
background:#2959d3;
border-radius:5px;font-size:16px;
font-family:Microsoft YaHei;
font-weight:bold;
color:rgba(255,255,255,1);
text-decoration: none;
text-align: center;
line-height:54px;
}
.text_img a:hover{
    background:#538fff
}
.text_img a img{
   margin-right:10px;
}

.t_text2{
    margin-top:5px;
}


/* 视频弹窗 */


  .title_h3{
    font-family: 'Microsoft YaHei UI';
    font-style: normal;
    font-weight: 700;
    font-size: 20px;
    color: #2959d3;
    margin-top:62px;
    margin-bottom:18px;
  }

  .title_h2{
    font-family: 'Microsoft YaHei UI';
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    color: #232323;
    font-weight: bold;
  }

  .title_h1{   
font-family: 'Microsoft YaHei UI';
font-style: normal;
font-weight: 400;
font-size: 14px;
color: #999999;
margin-top:8px;
  }
  
  /* 尾部 */
.footer_module {
    padding: 19px 0;
    background: rgba(43, 30, 27, 1);
    box-sizing: border-box;
    min-width: 1300px;
}
.footer_module_main {
    margin: 0 auto;
    width: 948px;
}

.footer_principal p {
    color: #D8D8D8;
    font-size: 16px;
    line-height: 30px;
    text-align: center;
}
.footer_principal p a {
    color: #D8D8D8;
	text-decoration: none;
}

.footer_principal p a:hover {
    color: #D8D8D8;

}