@charset "UTF-8";

#nba {
	width: 60px;
	height: 30px;
	background-color: #000;
	color: #fff;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 100;
	text-align: center;
	line-height: 30px;
}

body {
	overflow-x:hidden; 
	font-family: Helvetica, Arial, sans-serif;
	background: url('images/bg.jpg') top left repeat-x;
	background-size: 100%;
}
body img {
	max-width: 100%;
}
#intro{ 
	overflow: auto;
	width: 100%; /* 960-(35*2) */
	min-height: 100px;
	/*background-color: red;*/
	position:relative;
	margin: 0 auto;
	padding: 1px 0;
	/*background:url('images/bg.jpg') top center no-repeat; */
	/*background-size: 100%;*/
}
h1,h2,h3,h4,h5,p {position: relative;z-index: 10;}

h2 {
	font-size: 1.4em;
	color: #16211d;
	line-height: 1.2;
	margin-top: 0;
	width: 90%;
	margin: 0 auto 10px;
}
h3 {
	font-size: 1.4em;
	color: #3a908a;
	margin-bottom: 0;
	width: 90%;
	margin: 0 auto 10px;
}
h4 {
	font-size: 1.2em;
	color: #6a7999;
	margin-top: -2em;
	text-align: center;
	display: block;
}
p {
	font-size: 1.1em;
	color: #353535;
	font-weight: 400;
	line-height: 1.2;
	width: 90%;
	margin: 0 auto 10px;
	/*padding-left: 10px;
	padding-right: 10px;*/
}
#intro h2,
#intro p {
	padding-left: 10px;
	padding-right: 10px;
}
.oblique {
	position: absolute;
	top: -938px;
	left: -480px;
	width: 1920px;
	height: 2079px;
	display: none;
}

.dots_01, .dots_02, .dots_03 {
	position: absolute;
	/*left: -148px;*/
	width: 100%;
	/*height: 890px;*/
	z-index: 0;
	display: none;
}

.dots_01{top: 0;}
.dots_02{top: 450px;}
.dots_03{top: 50px;}

.topic {
	/*top: 135px;
	left: 144px;*/
	position: relative;
	display: block;
	margin: 35px auto 20px;
	width: 90%;
	height: auto;
	z-index: 1;
}
.pic_circle {
	/*position: absolute;
	top: 998px;
	left: 238px;
	z-index: 2;*/
	position: relative;
	z-index: 5;
	display: block;
	margin: 0 auto 50px;
	width: 90%;
}

.pic_cvs {
	position: absolute;
	top: 1200px;
	left: 158px;
	width: 50%;
	z-index: 2;
	display: none;
}

.fix_nav {
	width: 100%;
	height: 40px;
	position: relative;
	top: 0;
	left: 0;
	/*margin-left: 10px;*/
	z-index: 50;
	/*margin: 0 auto 20px;*/
	/*background-color: green;*/
}

#nav {
	width: 100%;
	height: 90px;
	background-color: #d4c5b9;
	/*background-color: lightblue;*/
	position: relative;
	z-index: 10;
	margin: 0 auto;
	list-style: none;
	padding: 0;
}

#nav li {
	float: left;
	width: 24.6%;
	height: 97%; /* 175-120 */
	text-align: center;
	/*border-right: 1px solid #d4bba5;*/
	/*border-right: 1px solid red;*/
	color: white;
/*	padding-top: 20%;*/ /* just for mobile */
	line-height: 1.2;
	font-size: 0.8em;
}
#nav li div {
	width: 100%;
	height: 50px;
}
#nav .li_01 {background: url("images/nav_01.png") 25px 17px no-repeat;}
#nav .li_02 {background: url("images/nav_02.png") 25px 9px no-repeat;}
#nav .li_03 {background: url("images/nav_03.png") 15px 9px no-repeat;}
#nav .li_04 {background: url("images/nav_04.png") 18px 7px no-repeat;}

#nav .li_01,
#nav .li_02,
#nav .li_03,
#nav .li_04 {
	background-size: 90%;
	background-color: #88725f;
}
#nav li.li_04 {border-right: none;}
/*#nav a{
	background-color: #88725f;
	} */

.section_01 {
	width: 100%;
	min-height: 100px;
	/*padding-right: 10%;
	padding-left: 10%;*/
	/*background-color: rgba(0,0,0,0.1);*/
	margin: 80px auto 0;
	position: relative;	
}

.set_center {
	width: 100%;
	margin: 0 auto;
	position: relative;
/*	padding-left: 10%;
	padding-right: 10%;*/
	z-index: 10;
	/*background-color: tan;*/
}
.set_right {
	width: 100%;
	/*background-color: gray;*/
	margin-left: 0px;
	margin-top: 40px;
	position: relative;
	z-index: 10;
}

.pic_convenional {
	/*margin-top: 20px;
	margin-bottom: 20px;*/
	width: 92%;
	margin: 0 auto;
	display: block;
}
.lamp {
	position: absolute;
	top: 0px;
	left: -225px;
	z-index: 8;
	display: none;
}

.pic_work {
	position: relative;
	z-index: 10;
	margin-top: -200px;
	display: none;
}
.btn_more {
	position: relative;
	z-index: 10;
	width: 100px;
	height: 21px;
	margin-top: 10px;
	margin-left: 10px;
	background: url("images/btn_more.png") 0 0 no-repeat;
	background-size: 100%;
}
a:hover .btn_more {background-position: 0 -29px;}
.width_200 {
	width: 90%;
	margin: 0 auto;
}
.pic_desk {
	display: none;
	margin-top: -120px;
}

.pic_tips_box {display: none;}
.pic_tips_box_m {
	display: block;
	width: 94%;
	margin: 10px auto 0;
	position: relative;
}
.pic_tips_box_m div {
	position: absolute;
	width: 40%;
	min-width: 10px;
	min-height: 10px;
	top: 42%;
	left: 31%;
}
.m_ani_02 {margin-top: 12%;}
.m_ani_03 {margin-top: 12%;}
.m_ani_04 {margin-top: 12%;}

.btn_product {
	margin: 10px auto;
	width: 50%;
	height: 38px;
	background: url("images/btn_product.png") 0 0 no-repeat;
	position: relative;
	z-index: 35;
	background-size: 100%;
}
.fixed {
	position: fixed;
	top: 0;
	left:0;
}


.clearfix:after {
	visibility: hidden;
	display: block;
	font-size: 0;
	content: " ";
	clear: both;
	height: 0;
}