@charset "utf-8";
/* CSS Document */
/**
 * 通用标签初始化
 */
  /* 1. 页面整体平滑滚动（核心：控制滚动速度） */
    html {
      /* scroll-behavior: smooth; 原生平滑滚动，速度较固定 */
      scroll-behavior: auto; /* 关闭原生，用JS控制更慢的速度 */
    }

    /* 2. 自定义滚动条样式（可选，更美观） */
    ::-webkit-scrollbar {
      width: 6px; /* 滚动条宽度 */
    }
    ::-webkit-scrollbar-track {
      background: #f1f1f1; /* 滚动条轨道背景 */
    }
    ::-webkit-scrollbar-thumb {
      background: #3e4b55; /* 滚动条滑块颜色 */
      border-radius: 4px; /* 滑块圆角 */
    }
    ::-webkit-scrollbar-thumb:hover {
      background: #3e4b55; /* 滑块 hover 颜色 */
    }
html {margin:0;padding:0;border:0;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-webkit-tap-highlight-color:rgba(0, 0, 0, 0);}
body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, code, del, dfn, em, q, dl, dt, dd, ol, ul, li,
fieldset, form, legend, caption, tbody, tfoot, thead, article, aside, dialog, figure, footer, header, hgroup, nav, section {
	margin:0;padding:0;border:0;/*font-size:100%;*/font:inherit;vertical-align:baseline;}
article, aside, details, figcaption, figure, dialog, footer, header, hgroup, menu, nav, section {display:block;}
body {color:#3e3a39;background:#f1f0f7;font-family:"Microsoft YaHei","simsun","Helvetica Neue", Arial, Helvetica, sans-serif;}
img {border:0;vertical-align:bottom; -ms-interpolation-mode:bicubic;}
::-webkit-input-placeholder {color:#999;}
:-moz-placeholder {color:#999;}
::-moz-placeholder {color:#999;}
:-ms-input-placeholder {color:#ccc;}
* {-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
/*-webkit-box-shadow:0 4px 40px rgba(0,0,0,0.5);-moz-box-shadow:0 4px 40px rgba(0,0,0,0.5);box-shadow:0 4px 40px rgba(0,0,0,0.5);-webkit-border-radius:4px;*/
*:before,*:after {-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
button::-moz-focus-inner,input::-moz-focus-inner {padding:0;border:0;}
textarea {overflow:auto;}
input:focus,textarea:focus,button:focus,select:focus {outline:none;}
input::-ms-clear {display:none;}
article,aside,details,figcaption,figure,footer,header,hgroup,main,nav,section,summary {display:block;}
audio,canvas,progress,video {display:inline-block;vertical-align:baseline;}
audio:not([controls]) {display:none;height:0;}
[hidden],template {display:none;}
a {background:transparent; text-decoration:none; outline:none;}
a:active,a:hover {outline:0;}
a:focus {outline:none;outline:5px auto -webkit-focus-ring-color;outline-offset:-2px;}
abbr[title] {border-bottom:1px dotted;}
b,strong {font-weight:bold;}
dfn {font-style:italic;}
mark {color:#000;background:#ff0;}
small {/*font-size:80%;*/}
sub,sup {position:relative;/*font-size:75%;*/line-height:0;vertical-align:baseline;}
sup {top:-.5em;}
sub {bottom:-.25em;}
svg:not(:root) {overflow:hidden;}
figure {margin:1em 40px;}
hr {height:0;-moz-box-sizing:content-box;box-sizing:content-box;}
pre {overflow:auto;}
code,kbd,pre,samp {font-family:monospace, monospace;/*font-size:1em;*/}
button,input,optgroup,select,textarea {margin:0;font:inherit;}
button {overflow:visible;}
button,select {text-transform:none;}
button,html input[type="button"],input[type="reset"],input[type="submit"] {-webkit-appearance:button;cursor:pointer;}
button[disabled],html input[disabled] {cursor:default;}
button::-moz-focus-inner,input::-moz-focus-inner {padding:0;border:0;}
input {line-height:normal;}
input[type="checkbox"],input[type="radio"] {box-sizing:border-box;padding:0;}
input[type="number"]::-webkit-inner-spin-button,input[type="number"]::-webkit-outer-spin-button {height:auto;}
input[type="search"] {-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box;-webkit-appearance:textfield;}
input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration {-webkit-appearance:none;}
fieldset {padding:.35em .625em .75em;margin:0 2px;border:1px solid #c0c0c0;}
legend {padding:0;border:0;}
optgroup {font-weight:bold;}
table {border-spacing:0;border-collapse:collapse;}
td,th {padding:0;}
hr {clear:both;float:none;width:100%;height:1px;margin:10px 0;border:none;-moz-box-sizing:content-box;box-sizing:content-box;margin:0;}
blockquote {border:solid 1px #ddd;border-left-width:6px;padding:20px;border-radius:4px;}
blockquote strong {display:block;margin-bottom:10px;}
blockquote p:last-child {margin:0;}
h1 small,h2 small,h3 small,h4 small,h5 small,h6 small {filter:alpha(opacity=60); opacity:.6;}
q {quotes:none;}
q:before,q:after {content:'';content:none;}
ul,li {list-style:none;}
body{ background-color: #fff;}
a{color: inherit;}
.fl{ float:left;}
.fr{ float:right;}
.over{ overflow:hidden;}
.clear{ clear:both;}
.c{ clear:both;}
.full-width {width: 100%; min-width: 1200px;}
 @media (max-width: 479px) {.full-width {max-width: 100%; min-width: 300px;}}
.width-1200 {max-width: 1200px;width: 95%; margin:0 auto;}
.width-1200:after {content:""; display: block; width: 0;height: 0;clear: both;}
.width-1400 {max-width: 1400px;width: 95%;  margin:0 auto;}
.width-1400:after {content:""; display: block; width: 0;height: 0;clear: both;}
.flexbox{display: flex;justify-content: space-between;flex-wrap: wrap;}
.width-1500 {max-width: 1500px;width: 95%; margin:0 auto;}
.width-1500:after {content:""; display: block; width: 0;height: 0;clear: both;}
.flexwidth{
	max-width: 1400px;
	width: 95%;
	margin: 0 auto;
}
.flexwidther{
	width: 1200px;
	margin: 0 auto;
}
.flexwidth_bj{
	background-color:#fbfbfb ;
	width: 100%;
	height:auto;
margin-bottom:50px;
}

.promenu { display:none;
            transform: translateY(10px);
            transition: opacity 0.6s ease, transform 0.6s ease;
  position: absolute;
  background-color: rgba(255, 255, 255,1);
  width: 100%;
  z-index: 99932; /* 确保菜单在其他内容上层 */
  border-radius: 0px; 
  left:0px;
position: fixed;
    top: 70px;transform: translateX(-100%); box-shadow: 10px 10px 15px rgba(0, 0, 0, 0.3);
  
}
	
	.has-submenu:hover > .promenu { display:block;
            transform: translateY(0);
}
	
	 /* 分类列表容器 */
    .pcNavigation .promenu .category-list-left {
      width: 100%; /* 可根据实际需求调整宽度 */
    height:500px; overflow:hidden
    }

    /* 分类项 */
    .pcNavigation .promenu .category-list-left li {
      display: flex; text-align:left;
    line-height:50px;
      cursor: pointer; 
    }

    /* 分类项图标 */
    .pcNavigation .promenu .category-list-left li img {
 
      height: 50px;
      margin-right: 12px;margin-top:0px;
    }

    /* 分类项文字 */
    .pcNavigation .promenu .category-list-left li span {
      font-size: 16px;color:#000
    }

   
.oplkim{width:550px;border-right: 1px solid #ddd; padding:6px 0px 6px 30px;}
 /* 选中状态样式 */
    .pcNavigation .promenu .category-list-left li:hover .oplkim{
      border-right: 3px solid #d0df00;
    }


.category-list-right{
width: calc(100% - 550px);left:550px;
 height:500px; overflow:hidden;
position: fixed;
    top: 70px;display:none;  z-index: 99932; /* 确保菜单在其他内容上层 */
  top:0;background: #fff; 

}
.leis-submenu:hover > .category-list-right { display:block;
            transform: translateY(0);
}
.pcNavigation .promenu .category-list-right .category-list-right-l{ text-align:left; float:left; display: flex;
  flex-direction: column;
  justify-content: center; /* 垂直居中 */
 height:500px;  padding-left:40px ;
}
.pcNavigation .promenu .category-list-right .category-list-right-l span{ font-size:16px;color:#000; font-weight:bold;}
.pcNavigation .promenu .category-list-right .category-list-right-l a{ font-size:14px;color:#909090;line-height:30px; }
.pcNavigation .promenu .category-list-right .category-list-right-l a:hover{ font-size:14px;color:#000; font-weight:bold}
.pcNavigation .promenu .category-list-right .category-list-right-l p{ padding-top:20px;color:#000; font-weight:bold;text-decoration:underline}


.pcNavigation .promenu .category-list-right .category-list-right-r{width:475px;display: flex;
  flex-direction: column;
  justify-content: center; /* 垂直居中 */
 height:500px;  float:right; overflow:hidden; margin-right:50px; }
.pcNavigation .promenu .category-list-right .category-list-right-r img{width:475px;height:315px;}


/*页头*/
.box{background-color: rgba(130, 141, 141, 1); }
.box a{color:#fff; font-weight:500}
.box a:hover{	
	color: #fff; font-weight:bold}
.box .pcNav .cur{	
	color: #333;font-weight:bold}	
.boxer{background-color: rgba(255, 255, 255,0); }
.boxer a:hover{	
	color: #fff; font-weight:bold}
.boxer .pcNav .cur{	
	color: #333;font-weight:bold}	
	
.headerPC{
	width: 100%;
	position: fixed;
	top: 0px;
	z-index: 1000;
}

/* 页头 */
.header{
	position: fixed;
    z-index: 10000;
    width: 100%;
    display:none;background: linear-gradient(to bottom, rgba(90, 101, 101, 1), rgba(0, 0, 0, 0));
}
.header h1{
	position: relative;
	height: 60px;z-index: 42;
}
.header h1 .btn-nav p{
	width: 30px;
    height: 2px;
    background-color: #fff;
    margin-top: 7px; margin-bottom: 7px;
}
.header h1 .btn-nav {
	position: absolute;
    right: 15px;
    top: 10px;
}
.header h1 a{
	
}
.header h1 a img{
    padding-left: 13px;
    padding-top: 13px;
    width: 150px;
}
.header .qqlm{width:100px; 	position: absolute;right:10%; padding-top:15px;z-index: 445424212;color:#fff; font-size:12px;}

.header .nav{
	display: none;
	border-top: 0px solid rgba(0,0,0,0.05);
    position: fixed;
    z-index: 1000;
    width: 100%;
    height: 100%;
   top:0; z-index: 12; background-color: #666666; 
}
.header .nav li{background-color: #616161; }
.header .nav li:last-child{ padding-bottom:25px;}
.roater-l{

	position: absolute;
    transform: rotate(45deg);
    right: 0px;
    top: 10px;
}
.roater-r{
	transform:rotate(-45deg);
	    position: absolute;
    right: 0px;
    top: 10px;
}
 @media (max-width: 479px) {.headerPC{ display:none}.header{ display:block} 
     .banner_group .banner a.button.primary {
       
        overflow: hidden !important;
        min-height: unset;
        
        transition: .5s all !important;height: 3.5rem !important;
        opacity: 1 !important; margin-top:10px ;
    }
     .banner_group .banner_small .text-box-content a.button.primary {
   height: 3.5rem !important;
    overflow: hidden;
    min-height: unset;
    transition: .5s all;
}
     
 }
.pcNavigationTop{
	width: 100%;
	
	height: 25px;
	line-height: 25px;

	text-align: right;
	font-size: 14px;
	padding-right: 10%; padding-top: 5px;
}

.pcNavigationMain{
	width: 100%;
 
	height: 80px;
	line-height:50px;
	border-bottom: 0px solid #b4b3b4;
}
.pcNavigation{
	width: 94%;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}
.pcNavigation h1{	line-height:60px;
   
	width: 250px; float: left;
 
}
.pcNavigation h1 img{width:200px; }
 @media (max-width: 479px) {
     .pcNavigation h1{	line-height:60px;
	width: 150px; float: left;
}
.pcNavigation h1 img{width:150px; }
     
     
     
 }
.search_bg{width:20px;height:20px; display:inherit; background-image: url('../images/search_bg.png');
  background-size: cover;
  background-position: center; /* 可选，确保图像居中 */ margin: 0 auto;margin-top:15px;cursor: pointer; }

.pcNavigation .pcNav{
	width: calc(100% - 600px);
	display: flex;
	justify-content: space-between;padding-top: 20px;
}
.pcNavigation .pcNav li{
	flex: 1;

	color: #fff;
	font-size: 15px; text-align: center; font-weight:400; 
}
.pcNavigation .pcNav li img{height:12px;  float: left; margin-top:20px;
    margin-right: 10px; /* 根据需要调整间距 */}
.pcNavigation .pcNav li:hover{	
	color: #fff; }
.pcNavigation .pcNav .cur{	
	color: #fff;font-weight:bold}	

/* 一级下拉菜单样式 */
.submenu { 
  display:none;
            transform: translateY(10px);
            transition: opacity 0.6s ease, transform 0.6s ease;
  position: absolute;
  background-color: rgba(255, 255, 255,1);
   margin-left:27px; 
  width: 130px;
  z-index: 99932; /* 确保菜单在其他内容上层 */
  border-radius: 10px; padding-top:10px;
position: fixed;
    top: 60px;
  
  
}
.submenu li {
  flex: 1;
  height:35px;
  line-height: 35px; /* 调整菜单项行高，让点击区域舒适 */ clear: both; 
}
.submenu li:last-child{margin-bottom: 15px;}

.submenu a {
  height:35px;
  line-height: 35px; /* 调整菜单项行高，让点击区域舒适 */
    font-size:14px; color:#333;
}
.submenu a:hover {color:#333;}
.pcNavigation .pcNav li .submenu li img{height:12px;  float: left; margin-top:12px;
    margin-right: 10px; /* 根据需要调整间距 */}

.hover-underline {
  position: relative;
  display: inline-block;
text-align: left;
  text-decoration: none; /* 确保没有默认下划线 */
}
 
.hover-underline::after {
  content: '';
  position: absolute;
  width: 0; /* 初始宽度为0 */
  height: 2px; /* 下划线的高度 */
  background-color: #d0df00; /* 下划线的颜色 */
  left: 0;
  bottom: 5px; /* 根据需要调整位置 */
  transition: width 0.5s ease-out; /* 动画效果：宽度变化持续0.5秒，缓动效果 */
}
.pcNavigation .pcNav li:hover .hover-underline::after {
  width: 100%; /* 鼠标经过时宽度变为100% */
}

.hover-underliner {
  position: relative;
  display: inline-block;

  text-decoration: none; /* 确保没有默认下划线 */
}
 
.hover-underliner::after {
  content: '';
  position: absolute;
  width: 0; /* 初始宽度为0 */
  height: 2px; /* 下划线的高度 */
  background-color: #d0df00; /* 下划线的颜色 */
  left: 0;
  bottom: 0px; /* 根据需要调整位置 */
  transition: width 0.5s ease-out; /* 动画效果：宽度变化持续0.5秒，缓动效果 */
}

.submenu li:hover .hover-underliner::after{
  width: 100%; /* 鼠标经过时宽度变为100% */
}
/* 鼠标悬浮触发下拉 */
.has-submenu:hover > .submenu {
  display: block;
}


/* 一级下拉菜单样式 */
.header .submenu_m {
display: none;
  position: absolute;
  background-color: rgba(255, 255, 255,1);
   margin-left:0px; 
  width: 100px;
  z-index: 99; /* 确保菜单在其他内容上层 */
  border-radius: 10px; padding-top:5px; margin-top:15px ;
}
.header .submenu_m li {
  flex: 1;
  height:35px;
  line-height: 35px; /* 调整菜单项行高，让点击区域舒适 */ clear: both; 
}
.header .submenu_m li:last-child{margin-bottom: 15px;}

.header .submenu_m a {
  height:35px;
  line-height: 35px; /* 调整菜单项行高，让点击区域舒适 */
    font-size:14px; color:#333; text-align: center;
}
.header .submenu_m a:hover {color:#333;}
 .show {
      display: block;
    }


/*页脚*/
footer{
	background: url(../images/bj-footer.png?1205) no-repeat center top;
	height: auto;
}
.footerFist{
	width: 210px;
	display: inline-block;
	vertical-align: top;
}
.olkms{padding-top:100px;}
 @media (max-width: 479px) {
     
     footer{
	background: url(../images/bj-footer20.png)#051b2e no-repeat center;
	height:auto;
}
.footerFist{
	width: 100%;
	display: inline-block;
	vertical-align: top;
}
  .olkms{padding-top:30px;width:90%;margin:0 auto;}   
 }
.footerFist p{
	color: #FFF;
	font-size: 16px;
	position: relative;
	padding-bottom: 21px;
}
.footerFist p:after{
	position: absolute;
	bottom: 0px;
	left: 0px;
	height: 2px;
	background-color: #d0df00;
	width: 30px;
	content: '';
	
}
.footerFist li{
	margin-top: 15px;
	color: #aaa; font-size:14px;
}
 @media (max-width: 479px) {.footerFist li{
	margin-top: 15px; float: left; margin-right: 15px; 
	color: #aaa; font-size:16px;
}}
.footerFist li:hover{
	color: #FFF;
	cursor: pointer;
}
.footerFist li a{
	
}
.footerFist2{
	
}
 @media (max-width: 479px) { .footerFist2{margin-top:40px;}
     
     
 }
.footerFist2 li{
	padding-left: 25px;
}
.footerFist2 li:nth-of-type(1){
	background: url(../images/ico13.png) left center no-repeat;
}
.footerFist2 li:nth-of-type(2){
	background: url(../images/ico14.png) left center no-repeat;
} 
.footerFist2 li:nth-of-type(3){
    margin-top: 25px;
    padding-left: 0;
}
.footerFist2 li:nth-of-type(3) a{
	
} 
.footerFist2 li:nth-of-type(3) a img{
	margin-left: 20px;
}
.footerFist3{
	width: 650px;
	float: right;
}
.footerFist3 li{
	font-size: 14px;line-height:25px;
	
}
.form_box{
	
}
.form_box form{
	
}
.form_box form label{
    display: inline-block;
    width: 49%;
    margin-top: 15px;
}
.form_box form label span{
    color: #FFF;
    padding-right: 10px;
    font-size: 12px;
} 
.form_box form label input{
	border: none;
	background-color: transparent;
	border-bottom: 1px solid #65737e;
	width: 228px;color:#fff
}
 @media (max-width: 479px) {
     .footerFist3{
	width: 100%;
	float: right; margin-top:40px ;
}
    .form_box form label{
    display: inline-block;
    width: 100%;
    margin-top: 15px;
} 
    .form_box form label input{
	border: none;
	background-color: transparent;
	border-bottom: 1px solid #65737e;
	width: 100%;color:#fff
} 
 }
.form_box form .btnd{
	display: inline-block;
    padding-top: 10px;
}
.form_box form .btnd:hover{ opacity: 0.8; /* 鼠标悬停时变为半透明 */}
.form_box form .btnd button{
	background-color: #d0df00;
	border: none;
	padding: 8px 20px;
	margin-top: 15px;font-weight: bold;border-radius: 10px;font-size: 12px;box-shadow: 0px 5px #818a00;
	
}
.form_box form label:nth-of-type(3) input{
	width: 172px;
}
  
     
 
#bottomFooter{
	padding-top: 10px;border-top: 1px solid #a3a3a3; padding-bottom: 10px;
}
#bottomFooter p{
	color: #a3a3a3;
	font-size: 12px;
	display: inline-block;
	line-height: 23px;
}
#bottomFooter p:nth-of-type(2){
	float: right;
}
.form_box form label:nth-of-type(1) input{
    width: 248px;
}
.form_box form label:nth-of-type(2) input{
    width: 242px;
} 

 @media (max-width: 479px) {
     .form_box form label:nth-of-type(1) input{
    width: 100%;
}
.form_box form label:nth-of-type(2) input{
    width: 100%;
} 
     .form_box form label:nth-of-type(3) input{
	width: 100%;
}
#bottomFooter{
	padding-top: 35px; margin-top: 2px;
}
   
}




.bgers {

  position: absolute;

  left: 0;

  top: 0;

  width: 100%;

  height: 100%;

  pointer-events: none;

  overflow: hidden;

}

.bgers img {

  width: 100%;

  height: 100%;

  -o-object-fit: cover;

     object-fit: cover;

  position: relative;

  -webkit-animation: bgers 20s linear infinite;

          animation: bgers 20s linear infinite;

}
 
 @keyframes bgers {
    0% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.1);
    }
    100% {
      transform: scale(1);
    }
  }
 

.ikmmsimg {
  
    animation: zoomInOut 10s infinite;
  }
 
  @keyframes zoomInOut {
    0% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.1);
    }
    100% {
      transform: scale(1);
    }
  }
  

.down-arrow {
    display :inline-block;
    position: relative;
 
}

.down-arrow::after {
    display: inline-block;
    content: " ";
    height: 8px;
    width: 8px;
    border-width: 0 2px 2px 0;
    border-color: #dfdfdf;
    border-style: solid;
    transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
    transform-origin: center;
    transition: transform .3s;
    position: absolute;
    top: 50%;
    right: -15px;
    margin-top: -10px;
}

.down-arrow.active::after {
    transform-origin: center;
    transform: rotate(-135deg);
    transition: transform .3s;
}
.returnTop{height:60px;width:60px;position:fixed;bottom:5px;right:5px;background: url(../images/topbg.png) center no-repeat;display: none;z-index:99999999;}


.web_bg{ position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;z-index:99100009;  background-color: rgba(0, 0, 0, 0.8); 
   
    
}


 /* 背景图容器：铺满页面并设置背景图 */
    .bg-container {
      width: 100%;
      height: 100vh;
     
      /* 替换 your-bg-image.jpg 为实际背景图地址 */
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
    }

    

    /* 搜索框容器：居中显示 */
    .search-wrapper {
      position: relative;
      z-index:9910000911; 
      /* 保证搜索框在遮罩层上方 */
      display: flex;
      align-items: center;
    }

    /* 搜索输入框样式 */
    .oloclos{width: 400px;
      height: 50px; text-align:right; position: absolute;cursor: pointer;
      top: 10%;
      right: 10%;}
    .search-input {
      width: 400px;
      height: 50px;
      padding: 0 15px;
      font-size: 16px;
      border: none;
      outline: none;
      border-radius: 4px 0 0 4px;
    }

    /* 搜索按钮样式 */
    .search-btn {
      height: 50px;
      width: 60px;
      background-color: #fff;
      border: none;
      outline: none;
      cursor: pointer;
      border-radius: 0 4px 4px 0;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .search-btn svg {
      width: 20px;
      height: 20px;
      fill: #666; 
      /* 图标颜色可调整 */
    }

    /* 响应式适配：小屏幕缩小搜索框 */
    @media (max-width: 576px) {
      .search-input {
        width: 280px;
      }
    }







/* 下拉菜单容器样式 */
    .dropdown {
      position: relative;
      display: inline-block;
    }

    /* 触发下拉的按钮样式 */
    .dropdown-btn {
      display: flex;
      align-items: center;
     
      color: #fff;
      padding: 5px 0px;
      border: none;
      cursor: pointer;
      border-radius: 0px;
    }

    .dropdown-btn img {
      width: 20px;
      height: 14px;
      margin-right: 6px;
    }

    .dropdown-btn span {
      font-size: 12px;
    }

    .dropdown-btn::after {
      content: "";
      border: 4px solid transparent;
      border-top-color: white;
      margin-left: 8px;
    }

    /* 下拉菜单内容样式（默认隐藏） */
    .dropdown-content {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      background-color: #fff;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
      border-radius: 4px;
      min-width: 100px;
      z-index: 1; margin-top:5px ;
    }

    /* 下拉菜单项样式 */
    .dropdown-content a {
      display: block;
      color: #333;
      padding: 8px 12px;
      text-decoration: none;
      font-size: 12px;
      transition: background-color 0.3s ease;
    }
.dropdown-content img{ margin-right:6px;}
    .dropdown-content a:hover {
      background-color: #f2f2f2;
    }

    /* 显示下拉菜单的类 */
    .show {
      display: block;
    }


 /* 大类标题 */
    .category-title {
        margin:0 auto; 
      font-size: 16px;
      color: #fff;
   line-height:70px;
      padding: 0px 30px;
      background-color: #666666;
     
      cursor: pointer;
  
      transition: all 0.3s; text-align: center;
    }
    .category-title:hover {
      background-color: #616161;
    }
    /* 小类列表默认隐藏 */
    .sub-list {

      background-color: #61616;


      display: none;    /* 关键：默认隐藏 */
    }
    .sub-list li {
      padding: 10px 16px;
      color: #fff;
     
      transition: background 0.3s; text-align: center;background-color: #61616;
    }
    .sub-list li:hover {
      background: #fafafa;
    }
    /* 箭头图标（CSS 模拟） */
    .arrow {
      width: 12px;
      height: 12px;
      
      border: solid #c2c2c2;
      border-width: 2px 2px 0 0;
      transform: rotate(135deg);
      transition: transform 0.3s; float: right; margin-top:22px ;
    }
    /* 展开时旋转箭头 */
    .category-title.active .arrow {
      transform: rotate(315deg);
      border-color: #c2c2c2;
    }
    
      #pc{ display:block}
#mob{ display:none}
@media (max-width: 479px) {
#pc{ display:none}
#mob{ display:block}
}


.footer_pc{
	max-width: 1400px;width: 94%;
	margin: 0 auto;
	padding-top: 60px;
	padding-bottom: 26px;
}

.foot_logo_pc{width:100%;
	height:40px;line-height:50px;border-bottom: 0px solid #fff;padding-bottom: 10px;padding-top: 10px; }
.foot_logo_pc span{ float:right;color:#fff}
.foot_logo_pc img{height:30px;}
.footer_left_pc .tit_f{
	padding-bottom: 55px;
}
.footer_left_pc p{
	
	
	padding-bottom: 15px;
	padding-top: 0px;
	
	
}
.footer_left_pc .p1{
	font-size: 16px;color: #a3a3a3;font-weight: 100;
}
.footer_left_pc .p2{
	font-size: 30px;color:#fff; font-weight:bold;text-decoration: underline #a3a3a3 2px solid; text-underline-offset: 15px
}

.footer_right_pc{
	max-width: 850px;
	width: 100%;color:#bdbdbd;
}
.footer_left_pc{
	max-width: 300px;
	width: 100%;
}
.footer_left_pc h6{
	color: #fff;
	font-size: 18px;
	padding-bottom: 20px;padding-top: 46px;
}
.footer_left_pc h5{
	color: #a3a3a3;
	font-size: 16px;
	padding-bottom: 15px;padding-top: 30px;
}
.fooTnav_bx{
	padding-top: 46px;
}
.fooTnav_bx li{
	font-weight: 100;
}
.fooTnav_bx li h6{
	color: #fff;
	font-size: 18px;
	padding-bottom: 10px;
}

.fooTnav_bx li a{
	display: block;
	font-size: 14px;
	padding-bottom: 10px;
	color:#a3a3a3;
}
.fooTnav_bx li a:hover{color:#eaedec;text-decoration: underline #eaedec 1px solid; text-underline-offset: 10px}
.footer_ico_list{
	width: 120px;
	margin-top: 0px; 
}
.footer_ico_list p{ display:inline-block}
.footer_ico_list li{
	flex: 1;
	position: relative;margin-right:20px ;
}