html {
}
					
body {
	margin: 0px;
	padding: 0px;
	height: 100%;
	width: 100%;
	font: 12px/1.5 tahoma,Microsoft YaHei,arial,sans-serif
}
ul,ol,li {
	list-style: none
}

.log_div {
	width: 750px;
	height: 40px;
	position:absolute;
	left: 0;
	top: 2px;
	right: 0; 
	margin: auto;
}

.log {
	height: 35px;width: auto;
}

.banner_img {
	height: auto;
	width: 750px;
	position:absolute;
	left: 0;
	top: 120px;
	right: 0; 
	bottom: 0;
	margin: auto;
}


.banner{
	height: 350px;
	background: url('../../static/img/banner.jpg');
	position:relative;
	background-repeat:no-repeat;
	background-position:center;
	top: 40px;
}

.rcode{
	height: 239px;
	padding: 40px;
	background: url('../../static/img/二维码.png');
	background-repeat:no-repeat;
	background-position:center
}

.qrcode{
	height: 111px;
	width: auto;
	position:absolute;
	top:181px;
	left: 100px;
	right: 0;
	margin: auto;
}


.desc_backgroud {
	height: 300px;
	width: 750px;
	position:absolute;
	left:0;
	right: 0;
	margin: auto;
	background: #FFFFFF;
	margin-top: 150px;
	margin-bottom: 40px;
}
			

.img_list_div{
	width: 100%;
	height: 250px;
	position:absolute;
	top:708px;
	background-color: #F7FAFB;
}

.more_img{
	height: 200px;
	width: 750px;
	position:absolute;
	left:0;
	right: 0;
	margin: auto;
	padding-top: 40px;
	padding-bottom: 40px;
}

.more_img ul {
	overflow: hidden;
	margin: 0px;
	padding: 0px;
}
			
.more_img ul li {
	width: 25%;
	float: left;
	text-align: center;
	padding-top: 5px;
}
			
.more_img img{
	width: 40px;
}

.more_img h3 {
	color: #333333;
	font-size: 8px;
	margin: 0px;
}
			
.more_img span {
	font-size: 1px;
	color:#999999;
}




.background_a{
	width: 750px;
	height: 430px;
	position:absolute;
	left:0;
	right: 0;
	top:1020px;
	margin: auto;
	background: url('../../static/img/精准的天气实况预报.jpg');
	background-size:auto 100% ;
	background-repeat:no-repeat;
	background-position:-240px;
}


.background_b_div{
	background-color: #F7FAFB;
	width: 100%;
	height: 400px;
	position:absolute;
	top:1450px;
}

.background_b {
	width: 750px;
	height: 400px;
	position:absolute;
	left:0;
	right: 0;
	margin: auto;
	background: url('../../static/img/空气质量及时查询.jpg');
	background-color: #F7FAFB;
	background-size:auto 100% ;
	background-repeat:no-repeat;
	background-position:-340px
}


.background_c_div{
	width: 100%;
	height: 400px;
	position:absolute;
	top:1940px;
}


.background_c {
	width: 750px;
	height: 430px;
	position:absolute;
	left:0;
	right: 0;
	margin: auto;
	background: url('../../static/img/恶劣天气提前预警.jpg');
	background-size:auto 100% ;
	background-repeat:no-repeat;
	background-position:-240px;
}

.foot{
	padding-top: 2020px;text-align: center;
}
.foot p{
	margin: 0px;
}

.span_p_font_a {
	color: #555555;
	position:absolute;
	bottom: 150px;
	left:0px;
}

.span_p_font_c {
	color: #555555;
	position:absolute;
	bottom: 150px;
	left:10px;
}

.span_p_font_b{
	color: #555555;
	position:absolute;
	bottom: 90px;
	right:10px;
}

.span_desc_font{
	font-size: 4px;
	color: #999999;
}