* {
    padding: 0;
    margin: 0;
    font-family: 'Microsoft YaHei', arial, helvetica, clean, sans-serif;
    font-size: 100px;
}

body {
    font: 14px/1.231 'Microsoft YaHei', arial, helvetica, clean, sans-serif;
    color: #333;
    margin: 0;
    line-height: 1.5;
    width: 100%;
    overflow-x: hidden;
}

html{
  font-size: 100px;
}

*:before,
*:after {
    box-sizing: content-box;
}

:focus {
    outline: 1;
}

article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary {
    display: block;
}

a {
    color: #333;
    text-decoration: none;
}

a:link,
a:hover,
a:active,
a:visited {
    text-decoration: none;
}

ins {
    background-color: #ff9;
    color: #000;
    text-decoration: none;
}

mark {
    background-color: #ff9;
    color: #000;
    font-style: italic;
    font-weight: bold;
}

del {
    text-decoration: line-through;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

hr {
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid #cccccc;
    margin: 1em 0;
    padding: 0;
}

input,
select {
    vertical-align: middle;
}

li,
ul {
    list-style-type: none;
}

img {
    border: none;
    image-rendering: -webkit-optimize-contrast; /* Safari兼容写法 */
    image-rendering: crisp-edges; /* 标准属性 */
}



input,
textarea {
    outline: 0;
    border: 0;
    resize: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
dl,
dd,
dt,
i,
em {
    font-weight: normal;
    font-style: normal;
    font-size: 0.14rem;
}

p,
span,
i,
u,
a,
img,
ul,
li,
div,
br,
b,
strong,
font,
br,
input,
button {
    font-size: 0.14rem;
}

.left {
    float: left;
}

.right {
    float: right;
}

.clearboth {
    clear: both;
}

.clear {
    clear: both;
}



.pagecontainer{
    width: 94%;
    margin: 0 auto;
    max-width: 14rem;

}

/* 高频变化的动态元素（如滚动、动画） */
.animated-element {
  will-change: transform, opacity; /* 声明即将变化的属性 */
  transform: translateZ(0); /* 触发GPU加速层 */
}

/* 静态优化（提升初始渲染性能） */
.text-optimize {
  transform: translate3d(0, 0, 0); 
  will-change: transform; 
}

/* 注意事项 */
.will-change-usage {
  will-change: unset; /* 动画结束后重置 */
}

/*top*/



.header{
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 9;
  height: 1.05rem;
  background: #fff ;
}


.header .top_con{
  margin: 0 auto;
  align-items: center;
  display: flex;

}

.header .top_con .logo{
  float: left;
  margin-left: 2.7%;
  width: 10.2%;
  position: relative;
  
}


.header .top_con .logo img{
  display: block;
  width: 100%;
  height: auto;
}



/*nav*/

.nav_bg{
  width: 51%;
  margin: 0px 0 0 10%;
  height: 1.05rem;
  position: relative;
  float: left;

}


.nav_bg .t_nav{
  margin: 0 auto;

}

.nav_bg .t_nav>ul{
  align-items: center;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.nav_bg .t_nav>ul>li{
  text-align: center;
  position: relative;
  width: 14%;
  height: 1.05rem;
  z-index: 5;
  box-sizing: content-box;
  background: url(../images/xt.svg) no-repeat right center;
}

.nav_bg .t_nav>ul>li:last-child{
  background: none;
}


.nav_bg .t_nav>ul>li>a{
  display: block;
}

.nav_bg .t_nav>ul>li>a>span{
  display: inline-block;
  font-size: 0.18rem;
  color: #333;
  -webkit-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  transition: all 0.5s ease-out;
  box-sizing: content-box;
  position: relative;
  z-index: 5;
  padding-top: 0.4rem;
}


.nav_bg .t_nav>ul>li::after{
  width: 100%;
  height:0px;
  position: absolute;
  left: 0%;
  top: 0px;
  content: "";
  z-index: -1;
  background: #ff6a17 url(../images/more.svg) no-repeat  center 0.67rem;
  background-size: 0.16rem 0.16rem;
  -webkit-transition: all 0.5s ease-out;
  -o-transition: all 0.5s ease-out;
  transition: all 0.5s ease-out;
}


.nav_bg .t_nav>ul>li:hover::after{
  height: 100%;
  }

  .nav_bg .t_nav>ul>li:hover>a>span{
    color: #fff;
    font-weight: bold;
    padding-top: 0.27rem;
  }
  
  .nav_bg .t_nav>ul>li.active::after{
    height: 100%;
    }

    .nav_bg .t_nav>ul>li.active>a>span{
      color: #fff;
      font-weight: bold;
      padding-top: 0.27rem;
    }


    .nav_bg .t_nav>ul>li.another::after{
      height: 100%;
      }
  
      .nav_bg .t_nav>ul>li.another>a>span{
        color: #fff;
        font-weight: bold;
        padding-top: 0.27rem;
      }


.t_nav ul li .submenu {

display: none !important;

  position: absolute;

  top: 1.05rem;

  left: 0px;

  background: #ff6a17;

  width: 100%;

  z-index: 999;
  overflow: hidden;

}



.t_nav ul li .submenu li {

  padding: 0;

  background: none;

  height: 45px;

  line-height: 45px;

  border-bottom: 1px solid rgba(255, 255, 255, 0.5);

}



.t_nav ul li .submenu>li>a {

  float: none;

  text-align: center;

  font-size: 14px;

  height: 45px;

  line-height: 45px;

  background: none;

  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
  text-transform: uppercase;

  width: 96%;

  font-weight: normal;

  display: block;

  overflow: hidden;

  text-overflow: ellipsis;

  white-space: nowrap;
  padding: 0 2%;
  box-sizing: content-box;

}


.t_nav ul li .submenu li a:hover {

  background: #0d345f;

  text-decoration: none;

}




.fixedNav {
  margin: 0 auto;
  position: fixed !important;
  top: 0px;
  left: 0px;
  width: 100%;
  z-index: 100000;
  _position: absolute;
  _top: expression(eval(document.documentElement.scrollTop));
  box-shadow: 0px 10px 12px rgba(0,0,0,.1);
}




.header .tel {
float: left;
margin: 0rem 0 0 3.8%;
position: relative;
padding: 0 0rem 0 0.65rem;
background: url(../images/tel.svg) no-repeat left center ;
background-size: 0.47rem 0.47rem;
line-height: 0.47rem;
  height: 0.47rem;
}

.header .tel i{
  font-size: 0.16rem;
  color: #666666;
 display: none;
}

.header .tel em{
  font-size: 0.24rem;
  color: #333;
  font-weight: bold;
  font-family: Arial, Helvetica, sans-serif;
 display: block;
}




.header .app {
  float: left;
  margin: 0rem 0% 0 1.5%;
  position: relative;
 display: none;
  }
  
  .header .app i{
    font-size: 0.16rem;
    color: #666666;
    display: block;
  }
  
  .header .app em{
    font-size: 0.24rem;
    color: #333;
    font-weight: bold;
    font-family: Arial, Helvetica, sans-serif;
    display: block;
  }

.header .app em a{
  font-size: 0.24rem;
  color: #333;
  font-weight: bold;
  font-family: Arial, Helvetica, sans-serif;
}







/*footer*/


.footer_bg{
  width: 100%;
  margin: 0rem auto 0 auto;
  background: url(../images/footerbg.jpg) no-repeat  top center;
  height: auto;
  background-size: cover;
  position: relative;
  overflow: hidden;
}

.footer_bg .f_logo{
  margin: 0 auto;
  padding-top: 0.75rem;
}

.footer_bg .f_logo img{
  display: block;
  margin: 0 auto;
  width: 1.14rem;
  height: 1rem;
}

.footer_bg .footer{
  position: relative;
  z-index: 5;
  margin: 0 auto;
  padding-top: 0.5rem;
  padding-bottom: 0.33rem;
  overflow: hidden;
}

.footer_bg .footer .f_l{
  float: left;
  width: 48%;
}

.footer_bg .footer .f_l ul li{
  margin-bottom: 0.15rem;
  line-height: 0.42rem;
  font-size: 0.16rem;
  color: #fff;
  overflow: hidden;

}

.footer_bg .footer .f_l ul li img{
  display: inline-block;
  width: 0.42rem;
  height: 0.42rem;
  float: left;
  margin-right: 0.15rem;


}

.footer_bg .footer .f_l ul li:last-child img {
    display: inline-block;
    width: 0.42rem;
    height: 0.42rem;
    float: left;
    margin-right: 0.15rem;
    background: #ff6a17;
    border-radius: 50%;
    padding: 0.07rem;
    box-sizing: border-box;
}

.footer_bg .footer .f_l ul li p{
  float: left;
  width: 70%;
  font-size: 0.16rem;
  color: #fff;
}


.footer_bg .footer .f_l ul li em{
  font-size: 0.16rem;
  color: #fff;
  display: block;

}

.footer_bg .footer .f_l ul li i{
  font-size: 0.24rem;
  color: #fff;
  font-family: "Impact";

}


.footer_bg .footer .f_r{
  float: right;
  margin-top: 0.1rem;
}

.footer_bg .footer .f_r .zg{
  width: 3.85rem;
  height: 0.6rem;
  line-height: 0.6rem;
  text-align: center;
  font-size: 0.24rem;
  color: #333;
  background: #fff;
  border-left: 8px solid #ff6a17;

}

.footer_bg .footer .f_r .fcont{
  text-align: right;
  margin-top: 0.15rem;
  
}

.footer_bg .footer .f_r .fcont ul li{
  font-size: 0.16rem;
  color: #fff;
  margin-bottom: 0.1rem;
}

.footer_bg .footer .f_r .fcont ul li em{
  font-size: 0.18rem;
  color: #fff;
}
.footer_bg .footer .f_r .fcont ul li em a{
  
  color: #fff;
}


@media (min-width: 912px) {

  body{
    display: block;
  }

}

@media (max-width: 1360px) {
.header .top_con .logo {

    width: 12.2%;

}

.nav_bg {
    margin: 0px 0 0 8%;

}
}

@media (max-width: 912px) {
.header .top_con .logo {

    width: 14.2%;

}

.nav_bg {
    margin: 0px 0 0 6%;

}
}

@media (max-width: 480px) {
.header .top_con .logo {

    width: 16.2%;

}

.nav_bg {
    margin: 0px 0 0 4%;

}
}



@media (max-width: 912px) {
  body{
  display: block;
  }

html {
   
}

.ysbg .ys .ysbox ul:nth-child(1) {
    float: left;
    margin-left: 12% !important;
    width: 31%  !important;
}

.ysbg .ys .ysbox ul:nth-child(2) {
    float: left;
    width: 14% !important;
}

.ysbg .ys .ysbox ul:nth-child(3) {
    float: right;
    margin-right: 12%  !important;
    width: 31% !important;
}



}