body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td {
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
}
fieldset, img {
  border: 0;
}
address, caption, cite, code, dfn, em, th, var {
  font-style: normal;
  font-weight: normal;
}
ol, ul {
  list-style: none;
}
caption, th {
  text-align: left;
}
q:before, q:after {
  content: '';
}
abbr, acronym {
  border: 0;
}
/*通用父子盒子嵌套浮动问题解决，开始*/
.clear {
  margin: 0px auto;
  width: 100%;
  height: 1px;
  font-size: 1px;
  clear: both;
  background: none;
  overflow: hidden;
}
.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
position:relative}
.clearfix {
  display: inline-block;
}
* html .clearfix {
  height: 1%;
}
.clearfix {
  display: block;
}
/*通用父子盒子嵌套浮动问题解决，结束*/
/*间隙层开始*/
.space_hx { /*横向间隙*/
  clear: both;
  width: 100%;
  height: 10px;
  font-size: 1px;
  overflow: hidden;
}
.space_zx { /*纵向间隙*/
  float: left;
  width: 10px;
  font-size: 1px;
  overflow: hidden;
}
/*间隙层结束*/
/*文字段落左右对齐*/
p{text-align:justify;text-justify:inter-ideograph;}




nav{
    width: 830px;
    /*导航位置*/
    text-align: center;
    font-size: 12px;
    position: relative;
position:absolute; z-index:9999999;right:0px; top:40px}
/*nav-main*/
.nav-main{
    width: 100%;
    height: 100%;
    list-style-type: none;
}

/*导航条设置*/
.nav-main>li{
    width: 80px;
    height: 100%;
    display: block;
    float: left;
    color: #ea5d2b;
    margin-right: 1px;
    cursor: pointer;
}
.nav-main>li:hover{
}
/*隐藏盒子设置*/
.hidden-box{
    width: 118px;
    border-top: 0;
    position: absolute;
    display: none;
    top: 30px;
background-color:#ea5d2b}
.hidden-box a{color: #fff;
}
.hidden-box a:hover{color: #ffff00;
}

.hidden-box>ul{
    list-style-type: none;
    color: #fff;
    cursor: pointer;
}
.hidden-box li{height:40px; border-bottom:1px solid #fe642d; line-height:40px}
.hidden-box li a{color: #fff;}
.hidden-box li:hover{
    color: #ffd4c5;
}

/*隐藏盒子位置设置*/
.hidden-loc-index{
    left: 121px;
}
.hidden-loc-us{
    left: 200px;
}
.hidden-loc-info{
    left: 210px;
}