/*
color==================
#006bc5
rgba(0,107,197,.8)

*/
 
/*reset and clearfix
---------------------------*/
html{color:#000;background:#FFF;}body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,textarea,p,blockquote,th,td{margin:0;padding:0;}table{border-collapse:collapse;border-spacing:0;}fieldset,img{border:0;}address,caption,cite,code,dfn,em,strong,th,var{font-style:normal;font-weight:normal;}li{list-style:none;}caption,th{text-align:left;}h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal;}q:before,q:after{content:'';}abbr,acronym{border:0;font-variant:normal;}sup{vertical-align:text-top;}sub{vertical-align:text-bottom;}input,textarea,select{font-family:inherit;font-size:inherit;font-weight:inherit;}input,textarea,select{*font-size:100%;}legend{color:#000;}
a{text-decoration:none;}
.clearfix:after {visibility: hidden;display: block;font-size: 0;content: " ";clear: both;height: 0;}.clearfix{*zoom:1;}
*{-webkit-box-sizing: border-box;-moz-box-sizing: border-box;box-sizing:border-box;}
body{font-family: "微软雅黑";}
/*common style
---------------------------*/

input[type="submit"],
input[type="reset"],
input[type="button"],
button {
-webkit-appearance: none;
}


body.home{background:#fff4e3 url(../img/light_bg.png) ;
	background-size: 550px;
	color: #4d4446;
	height: 100vh;
	display: flex;
	flex-direction: column;
	
} 
.top_field{
	height: 70%;
	position: relative;
	display: flex;
	flex-direction: column;
}
.bottom_field{
	height: 40%;
	background: url(../img/dark_bg.png);
	background-size: 550px;
	color: #fff;
	box-shadow: 0px 6px 30px 0px rgba(77, 68, 70, 0.5);
}
.wrapper{
	width: 1200px;
	margin: 0 auto;
	position: relative;	 
}

.header{
	flex-shrink: 0;
}
 
.flex{
	display: flex;
}
.logo{
	padding-top: 20px;
	align-items: center;
}
.logo span{
	font-size: 40px;
	padding-left: 10px;
	letter-spacing: 6px;
}

.dec{
	position: absolute;
	top: 0;
	right: 0;
}

.bottom_fielf_top{
	height: 20px;
	background: url(../img/color_line.png) center top;
	background-size: 1440px;
}

.intro{
	align-items: center;
	justify-content: space-between;
	flex-grow: 1;
	/*margin-top: 15px;*/
	/* padding-bottom: 60px; */
}
.intro img{
	margin-right: 40px;
}
.intro h2{
	font-size: 30px;
	font-weight: bold;
	padding-bottom: 10px;
}

.intro p{
	font-size: 22px;
	padding: 10px 0;
}

.btn_list{
	display: flex;
	justify-content: space-between;
	padding-top: 30px;
}
.btn_list a{
	color: #fff;
	font-size: 22px;
	text-align: center;
}

.btn_list img{
	display: block;
	margin: 15px auto;
}
/* 修改20231221 */
.header{
	display: flex;
	justify-content: space-between;
	align-items: center;
	white-space: nowrap;
}
.links{
	display: flex;
	font-size: 16px;
}
.links a{
	display: flex;

	align-items: center;
	color: #4d4446;
	padding-right: 20px;
	padding-top: 20px;
	padding-bottom: 20px;
}
.links a img{
	margin-right: 10px;
	height: 25px;
}


.footer {
	background: #4d4446;
	border-top: #818180;
	color: #fff;
	margin-top: 30px;
	width: 100%;
	box-sizing: border-box;
	-webkit-box-sizing: border-box;
}

.footer div div{
	text-align: center;
	height: 80px;
	line-height: 80px;
}
.footer div div p{
	float:left;
}
.footer div div p:last-child{
	float:right;
}


/* 修改20231221-end */
/*Responsive style
---------------------------*/
@media only screen and (max-width : 750px){
    /*for 750 or less css code here*/
	.wrapper{
		width: 100%;
		padding: 0 10px;
	} 
	.intro img{
		display: none;
	}
	.btn_list{
		flex-wrap: wrap;
	}
	.top_field{
		height: auto;
	}
	.bottom_field{
		height: auto;
	}
	.bottom_fielf_top{
		height: 10px;
		background-size: auto 3px;
	}
	.logo{
		padding-top: 20px;
	}
	.logo span{
		letter-spacing: 0;
	}
	.dec{
		width: 80px;
		right: 15px;
	}
	.btn_list{
		justify-content: flex-start;
		padding-bottom: 20px;
	}
	.btn_list a {
		width: 33.3333%;
		padding: 10px 0;
		 font-size: 16px;
	}
	.btn_list a img{
		width: 100px;
	}
	.intro{
		margin-top: 20px;
	}
	.intro h2{
		font-size: 20px;
	}
	.intro p{
		font-size: 16px;
		line-height: 28px;
	}
	/* 修改20231221 */
	.header{
		flex-direction: column;
		align-items: flex-start;
	}
	.links{
		padding-top: 30px;

	}
	.links a{
		padding-left: 0;
		margin-right: 20px;
	}

	.footer div div{
		text-align: center;
		height: 60px;
		line-height: normal;
		margin-top: 20px;
	}
	.footer div div p{
		float: none;
	}
	.footer div div p:last-child{
		float: none;
	}

	/* 修改20231221-end */
}
@media only screen and (max-height : 720px){
    /*for 750 or less css code here*/
	body.home{
		min-height: 720px;
	}
}