@charset "UTF-8";

img { 
	border: 0; 
	max-width: 100%; 
}

body {
	overflow-x:hidden; 
	font-family: Arial, sans-serif;
	background: url('../images/bg.jpg') top left repeat-x;
}
.logo_asus {
	position: absolute;
	top: 15px;
	left: 30px;
	width: 15%;
}

.btn_top {
	display:none;
}
#intro{ 
	width: 100%; 
	min-height: 300px;
	position:relative;
	margin: 0 auto;
	padding: 1px 0;
	/*background-color: red;*/
}
.header {display: none;}
.m_header {
	display: block;
	width: 100%;
}
.btn_findout {
	display:none;
}
.btn_more {
	display:none;
}
.btn_howgood {
	display:none;
}
/*a:hover .btn_more {background-position: 0 -29px;}*/
h1,h2,h3,h4,h5,p {position: relative;z-index: 10;}

h3 {
	font-size: 1.6em;
	color: #3a908a;
	margin-bottom: 0;
	font-weight: 500;
}

#topic_01, #topic_02, #topic_03, #topic_04 {
	width: 100%;
	background-color: #caeaec;
	padding-top: 10px;
	padding-bottom: 10px;
	margin-top: 10px;
	margin-bottom: 10px;
	/*text-align: left;*/
}
#intro h2,.section_01 h2,.section_02 h2,.section_03 h2,.section_04 h2,
#intro h3,.section_01 h3,.section_02 h3,.section_03 h3,.section_04 h3,
#intro p, .section_01 p,.section_02 p,.section_03 p,.section_04 p {
	width: 90%;
	margin:0 auto;
	padding: 2%;
}
#intro h2,.section_01 h2,.section_02 h2,.section_03 h2,.section_04 h2 {font-size: 1.3em;}
#intro h3,.section_01 h3,.section_02 h3,.section_03 h3,.section_04 h3 {font-size: 1.2em;}
#intro p, .section_01 p,.section_02 p,.section_03 p,.section_04 p  {font-size: 1em;}

#intro h2{
	margin-top: 30px;
}

#topic_01 h2,#topic_02 h2,#topic_03 h2,#topic_04 h2{
	width: 90%;
	padding: 0;
	text-align: left;
	font-size: 1.2em;
	margin: 0 auto;
}

.oblique {
	position: absolute;
	top: -942px;
	left: -480px;
	width: 1920px;
	height: 2079px;
}

.dots_01, .dots_02, .dots_03 {
	display:none;
}

.dots_01{top: 0;}
.dots_02{top: 900px;}
.dots_03{top: 100px;}

.topic {
	/*top: 135px;
	left: 144px;*/
	position: relative;
	display: block;
	margin: 135px auto 80px;
	width: 672px;
	height: 458px;
	z-index: 1;
}
.pic_circle {
	display: none;
	width: 90%;
	position: relative;
	z-index: 5;
	display: block;
	margin: 10px auto;
}

.pic_cvs {display: none;}
.text_cvs {
	display: block;
  text-align: center;
	font-size: 1.2em;
	color: #7b89a6;
}

.fix_nav {
	width: 100%;
	height: 80px;
	position: relative;
	top: 0;
	z-index: 50;
	/*background-color: #88725f;*/
}

#nav {
	width: 100%;
	min-width: 100%;
	height: 80px;
	/*border-bottom: 5px solid #d4c5b9;*/
	background-color: #d4c5b9;
	/*background-color: red;*/
	position: relative;
	z-index: 10;
	margin: 0 auto;
	list-style: none;
	padding: 0;
}

#nav li {
	float: left;
	width: 24.7%; 
	height: 97%; /* nav 的 height */
	text-align: center;
	border-right: 1px solid #d4bba5;
	/*border-right: 1px solid blue;*/
	color: white;
	/*padding-top: 120px;*/
	line-height: 1.2;
	font-size: 0.7em;
}
#nav li div {
	width: 100%;
	height: 48px; /* fix */
}
#nav .li_01 {background: url("../images/nav_01.png") center 12px no-repeat;}
#nav .li_02 {background: url("../images/nav_02.png") center 10px no-repeat;}
#nav .li_03 {background: url("../images/nav_04.png") center 11px no-repeat;}
#nav .li_04 {background: url("../images/nav_03.png") center 13px no-repeat;}
#nav .li_01 {background-size: 45%;}
#nav .li_02 {background-size: 35%;}
#nav .li_03 {background-size: 50%;}
#nav .li_04 {background-size: 50%;}
#nav .li_01,
#nav .li_02,
#nav .li_03,
#nav .li_04 {background-color: #88725f;}
#nav li.li_04 {border-right: none;}
/*#nav a{
	background-color: #88725f;
	} */
#nav a:hover li {background-color: #a28b77;}



.section_01 {
	width: 100%;
	min-height: 100px;
	background-color: tan;
	background: url('../images/bg_section_01.jpg') top left repeat-x;
	margin: 0 auto 60px;
	position: relative;	
}
.section_02 {
	width: 100%;
	height: auto;
	min-height: 100px;
	background: url('../images/bg_section_02.jpg') top left repeat-x;
	margin: 0 auto;
	position: relative;	
}
.section_03 {
	width: 100%;
	height: auto;
	background: url('../images/bg_section_03.jpg') top left repeat-x;
	margin: 0 auto;
	position: relative;	
}

.section_03 img {
	display: block;
	width: 90%;
	margin: 0 auto;
}
.section_04 {
	width: 100%;
	/*height: 1300px;*/
	background: url('../images/bg_section_04.jpg') top left repeat-x;
	margin: 0 auto;
	position: relative;	
}
.section {  
	width: 100%;
	min-height: 100px;
	/*background-color: rgba(0,0,0,0.5);*/
	margin: 0 auto;
	position: relative;	
}

.color_block {
	width: 100%;
	height: 80px;
	background-color: #caeaec;
	position: absolute;
	top: 0;
}

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

.pic_convenional {
	display: block;
	width: 80%;
	margin: 20px auto;
}


.width_200 {width: 50%;}
.lamp, .pic_work, .pic_desk {display: none}

.pic_tips_box {
	display:none;
}
.ani_02, .ani_03, .ani_04 {position: absolute; top: 621px;}
.ani_02 {left: 325px;}
.ani_03 {left: 475px;}
.ani_04 {left: 625px;}
.pic_tips_box_m {
	display: block;
	width: 90%;
	margin: 20px auto;
	position: relative;
	
}
.pic_tips_box_m .pic {width: 100%;}

.pic_tips_box_m div {
	width: 46%;
	position: absolute;
	top: 41%;
	left: 27%;
}
.pic_tips_box_m div img {
	width: 100%;
}
.btn_product {
	display:none;
}
.m_btn_product {
	display:block;
	margin: 20px auto;
	width: 80%;

}

.pic_s2_01 {display: none;}
.m_pic_s2_01,
.m_pic_s2_02 {
	display: block;
	width: 80%;
	margin: 20px auto;
}
.m_sec02_h3 {display: block;}

.level_0 {
	width: 90%;
	margin: 0 auto;
}

.level_0 .txt {
	position: relative;
	top: 0;
	display: block;
	text-align: center;
	margin: 0 auto;
}

.txt span, 
.level_1 span,
.level_2 span,
.level_3 span,
.level_4 span {
	font-weight: 500;
	color: #7fbab0;
	font-size: 1.1em;
}
.level_1 {
	width: 80%;
	height: auto;
	/*background-color: gold;*/
	position: relative;
	margin: 20px auto;
	/*text-align: center;*/
	top: 0;
	left: 0;
}
.level_2 {
	width: 80%;
	height: auto;
	/*background-color: tan;*/
	position: relative;
	margin: 20px auto;
	/*text-align: center;*/
	top: 0;
	right: 0;
}
.level_3 {
	width: 80%;
	height: auto;
	/*background-color: tan;*/
	position: relative;
	margin: 20px auto;
	/*text-align: center;*/
	top: 0;
	left: 0;
}
.level_4 {
	width: 80%;
	height: auto;
	position: relative;
	margin: 20px auto;
	/*text-align: center;*/
	top: 0;
	right: 0;
}
.link1 {
	display: block;
	margin-top: 0px;
}

.box_group {
	width: 100%;
	height: 160px;
	/*background-color: gray;*/
}
.box_group .box {
	float: left;
	width: 175px;
	height: 130px;
	padding: 15px;
	border-radius: 10px;
	background-color: #81644e;
	color: white;
	font-size: 1.1em;
	line-height: 1.3;
	margin-left: 12px;
}

.fixed {
	position: fixed;
	top: 0;
	left:0;
}
.link {
	display: block;
	color: gray;
	/*text-align: left;*/
	position: relative;
	z-index: 300;
	padding-left: 5%;
	padding-right: 5%;
	width: 90%;
}
.link:hover {
	color: #424242;
}
.clearfix:after {
	visibility: hidden;
	display: block;
	font-size: 0;
	content: " ";
	clear: both;
	height: 0;
}

@media all and (orientation:landscape) {
	#nav {
		width: 100%;
		min-width: 100%;
		height: 80px;
		background-color: #d4c5b9;
		position: relative;
		z-index: 10;
		margin: 0 auto;
		list-style: none;
		padding: 0;
	}
		#nav li {
		float: left;
		width: 24.7%; 
		height: 97%; /* nav 的 height */
		text-align: center;
		border-right: 1px solid #d4bba5;
		color: white;
		line-height: 1.2;
		font-size: 0.7em;
	}
	#nav li div {
		width: 100%;
		height: 52px;
	}
	#nav .li_01 {background: url("../images/nav_01.png") center 12px no-repeat;}
	#nav .li_02 {background: url("../images/nav_02.png") center 10px no-repeat;}
	#nav .li_03 {background: url("../images/nav_04.png") center 11px no-repeat;}
	#nav .li_04 {background: url("../images/nav_03.png") center 13px no-repeat;}
	#nav .li_01 {background-size: 25%;}
	#nav .li_02 {background-size: 20%;}
	#nav .li_03 {background-size: 30%;}
	#nav .li_04 {background-size: 30%;}
	#nav .li_01,
	#nav .li_02,
	#nav .li_03,
	#nav .li_04 {background-color: #88725f;}

	.pic_tips_box_m {
		display: block;
		width: 60%;
		margin: 20px auto;
		position: relative;
	}

	.pic_tips_box_m .pic {width: 100%;}
	.pic_tips_box_m div {
		width: 46%;
		position: absolute;
		top: 41%;
		left: 27%;
	}
	.pic_tips_box_m div img {
		width: 100%;
	}
}
.level_1 .pc,
.level_2 .pc,
.level_3 .pc,
.level_4 .pc {display: none;}
.level_1 .mobile,
.level_2 .mobile,
.level_3 .mobile,
.level_4 .mobile {display: block;}


.section_04 .set_center {display: none}
.section_04 .m_sec_04_box {
	display: block;
	width: 90%;
	text-align: center;
	/*background-color: tan;*/
	margin: 0 auto;
}
.m_sec_04_box .inner {
	width: 100%;
	text-align: left;
}