/*
模块（没有前缀，多个单词用 - 连接）
元素（元素在模块之后，可以有多个层级，以 __ 连接）
修饰（某元素、或者某模块特别的状态，必须有一个状态名和状态值，使用 _ 链接）

*/

body{
	background-color: #fff; 
	margin: 0;
	padding: 0;
	font-size: 16px;
	font-family: "Microsoft Yahei",微软雅黑
}
a{
	text-decoration: none;
}

h2,h3{
	margin: 0;
	padding: 0;
	font-weight: normal;
}

li{list-style:none;}

.header{
	
	background-color: #f7f7f7;
}
.header__wrap{
	
	height: 80px;
	margin: 0 auto;
	position: relative;
}
.header__logo{
	width: 150px;
	height: 38px;
	line-height: 38px;
	font-size: 20px;
	color: #07111b;
	text-indent: 50px;
	
	background-size: 38px 38px;
	position: absolute;
	top: 50%;
	margin-top: -19px;
	left: 20px;
}

.header__nav{
	position: absolute;
	right: 20px;
	height: 38px;
	top: 50%;
	margin-top: -19px;
}
.header__nav-item{
	color: #292f35;
	font-size: 14px;
	display: block;
	height: 38px;
	line-height: 38px;
	float: left;
	position: relative;

	width: 30px;
	text-align: center;
/*	margin: 0;*/
	padding-left: 40px;
}
.header__nav-item:hover{
	color: #f01400;
}
.header__nav-item_status_active{
	color: #f01400;
}
.header__nav-item_status_active::after{
/*	content: ' ';
	display: block;
	width: 100%;
	height: 2px;
	position: absolute;
	background-color:#f01400; 
	left: 0;
	bottom: 0;*/
}
.header__nav-item_custom_button{
	background: #000;
	color: #f4f4f5;
	text-align: center;
	width: 90px;
	border-radius: 3px;

	/**/
	margin-left:40px;
	padding: 0;
}

/*第一屏*/
.screen-1{
	height: 870px;
	background-color: #e7e7e7;
	position: relative;
	overflow: hidden;
	background:url(../images/bg-screen-1.png) no-repeat center;
	background-size: cover;
}
.screen-1__heading{
	font-weight: normal;
	margin: 0;
	padding: 0;
	font-size:46px;
	color: #4d555d;
	text-align: center;
	padding-top: 152px;
}
.screen-1__heading b{
	color: #f01400;
	font-weight: normal;
}
.screen-1__phone{
	width: 1375px;
	height: 305px;
	background:url(../images/screen-1-phone.png) no-repeat center;
	position: absolute;
	left: 50%;
	margin-left: -687px;
	bottom: 180px;
	z-index: 2;
}
.screen-1__shadow{
	width: 1233;
	height: 411px;
	background:url(../images/screen-1-shadow.png) no-repeat center;
	position: absolute;
	left: 50%;
	margin-left: -616px;
	bottom: 30px;
	z-index: 1;
	opacity: .8;
}
/*第二屏*/
.screen-2{
	background-color: #fafafa;
	height: 800px;
	position: relative;
	overflow: hidden;
}

.screen-2__heading{
	font-weight: normal;
	margin: 0;
	padding: 0;
	font-size:36px;
	line-height: 46px;
	color: #f01400;
	text-align: center;
	padding-top: 96px;
}
.screen-2__subheading{
	font-weight: normal;
	margin: 0;
	padding: 0;
	font-size:14px;
	color: #2c3137;
	text-align: center;
	padding-top: 25px;
	line-height: 28px; width:80%; margin-left:10%;
}
.screen-2__phone{
	width: 928px;
	height: 873px;
	background:url(../images/screen-2-phone.png) no-repeat center;
	position: absolute;
	left: 50%;
	margin-left: -464px;
	bottom: -345px;
	z-index: 2;
}

.screen-2__point{
	width: 220px;
	padding-right: 20px;
	height: 22px;
	font-size: 22px;
	line-height: 22px;
	color: #4d555d;
	position: absolute;
	background: url(../images/icon-point-right.png) no-repeat center right;
}

.screen-2__point_custom_right{
	padding: 0 0 0 112px;
	background: url(../images/icon-point-left.png) no-repeat center left;
}
.screen-2__point_i_1{
	top: 150px;
	left: -144px;
}
.screen-2__point_i_2{
	top: 420px;
	right: 30px;
}
.screen-2__point_i_3{
	top: 420px;
	right: 10px;
}
/*第三屏*/
.screen-3{
	background-color: red;
	height: 800px;
	position: relative;
	overflow: hidden;
	background:url(../images/bg-screen-3.png) no-repeat center;
	background-size: cover;
}

.screen-3__wrap{
	width: 1200px;
	height: auto;
	margin: 0 auto;
	position: relative;
}
.screen-3__heading{
	font-size:46px;
	line-height: 46px;
	color: #ffffff;
	text-align: left;
	padding-top: 94px;
}
.screen-3__subheading{
	font-size:14px;
	color: #ffffff;
	text-align: left;
	padding-top: 25px;
	line-height: 28px;
}
.screen-3__phone{
	width: 750px;
	height: 873px;
	background:url(../images/screen-3-phone.png) no-repeat center top;
	position: absolute;
	right: 0;
	top: 195px;
	z-index: 2;
}

.screen-3__features{
	position: absolute;
	top: 395px;
	left: 0;
	width: 320px;
	height: 280px;
}
.screen-3__features__item{
	width: 138px;
	height:118px;
	border: 1px solid #cb7173;
	margin: 0 20px 20px 0;
	float: left;
	border-radius: 3px;
	color: #fff;
	text-align: center;
}
.screen-3__features__item__number{
	height: 36px;
	font-size: 30px;
	line-height: 36px;
	padding: 28px 0 8px;
}
.screen-3__features__item__desc{
	height: 14px;
	font-size: 14px;
	line-height: 20px;
}

/*第四屏*/
.screen-4{
	background-color: #ffffff;
	height: 800px;
	position: relative;
	overflow: hidden;
}

.screen-4__wrap{
	width: 1300px;
	height: auto;
	margin: 0 auto;
	position: relative;
}
.screen-4__heading{
	font-size:46px;
	line-height: 46px;
	color: #f01400;
	text-align: center;
	padding-top: 135px;
}
.screen-4__subheading{
	font-size:14px;
	color: #464a4f;
	text-align: center;
	padding-top: 29px;
	line-height: 28px;
	width:80%;
	margin-left:10%;
}
.screen-4__type{
	width: 1300px;
	height: 270px;
	position: absolute;
	top: 304px;
	
}
.screen-4__type a{ color:#000000;}
.screen-4__type a:hover{ color:#f01400;}
.screen-4__type__item{
	width: 250px;
	margin-right: 10px;
	height: 270px;
	float: left;
	position: relative;
	text-align: center;
	background-size: cover;
}
.screen-4__type__item__color{
	width: 100%;
	height: 14px;
	line-height: 14px;
	font: 18px;
	color: #2c3238;
	position: absolute;	
	bottom: -44px;
}

.screen-4__type__item_i_1{
	background: url('../images/phone-1.png') no-repeat left top;
}
.screen-4__type__item_i_2{
	background: url('../images/phone-2.png') no-repeat left top;
}
.screen-4__type__item_i_3{
	background: url('../images/phone-3.png') no-repeat left top;
}
.screen-4__type__item_i_4{
	background: url('../images/phone-4.png') no-repeat left top;
}
.screen-4__type__item_i_5{
	background: url('../images/phone-5.png') no-repeat left top;
}


.screen-4__type__item__storage{
	width: 100%;
	height: 12px;
	line-height: 12px;
	font: 12px;
	color: #a4a9ae;
	position: absolute;	
	bottom: -66px;
}
/*第五屏*/
.screen-5{

	position: relative;
	overflow: hidden;
	background-color: #d9dde1;
}
.screen-5__bg{
	width: 1920px;
	height: 433px;
	background:url(../images/bg-screen-5.png)  no-repeat center;	
	background-size: contain;
	position: absolute;
	left: 50%;
	margin-left: -960px;
	bottom: -80px;
}
.screen-5__heading{
	font-size:40px;
	line-height: 46px;
	color: #f01400;
	text-align: center;
	padding-top: 130px;
}
.screen-5__subheading{
	font-size:14px;
	color: #2c3137;
	text-align: center;
	padding-top: 25px;
	line-height: 28px;
}

.screen-6{
	height: 870px;
	background-color: #e7e7e7;
	position: relative;
	overflow: hidden;
	background:url(../images/bg-screen-2.jpg) no-repeat center;
	background-size: cover; margin-bottom:5px;
}

.screen-7{
	
	background-color: #e7e7e7;
	position: relative;
	overflow: hidden;
	background:url(../images/beijing.jpg) no-repeat center;
	background-size: cover; margin-bottom:5px;
}

/*立即购买*/
.screen-buy{
	height: 80px;
	padding: 120px 0;

	position: relative;
	overflow: hidden;
	background: #2b333b url('../images/bg-screen-buy.png') center no-repeat;
	text-align: center;
}
.screen-buy__button{
	height: 80px;
	width: 240px;
	text-align: center;
	line-height: 80px;
	font-size: 24px;
	color: #fff;
	background-color: #f01414;
	display: inline-block;
	border-radius: 3px;
	transition: all .5s;
}
.screen-buy__button:hover{
	box-shadow: 0px 0px 10px rgba(0,0,0,.5);
}


.footer{
	height: 80px;
	line-height: 80px;
	text-align: center;
	color: #fff;
	font-size: 12px;
	background-color: #07111b;
}

/*大纲样式*/
.outline {
    position: fixed;
    padding: 5px 10px;
    bottom: 120px;
    lift: 0;
    z-index: 1;
    background-color: #fff;
    box-shadow: 0px 4px 12px 0px rgba(7, 17, 27, 0.1);
    z-index: 3;
}

.outline__item {
    display: block;
    width: 40px;
    height: 30px;
    line-height: 30px;
    padding: 5px 0;
    background: rgb(255,255,255);
    margin: 5px 0px 0px;
    border-top: 1px solid #eee;
    text-align: center;
    color: #93999f;
}
.outline__item:first-child{
    border:none;
}
.outline__item:hover,
.outline__item_status_active{
    color: #f00;
}

.header__nav-item{
	/*width: 30px;
	text-align: center;
	margin: 0;
	padding-left: 40px;*/
}

.header__nav-tip{
	position: absolute;
	width: 30px;
	margin-left: 40px;
	height: 2px;
	background: #f00;
	left: 0;
	bottom: 0px;
	transition:  all .5s;
}

.screen-1 h2{ color:#FFFFFF;}

/* 我要咨询 */

.wantConsult .zxTitle { height: 68px; border-top: 2px solid #333333; }
.wantConsult .zxTitle .p1 { font-size: 22px; line-height: 68px; color: #333; }
.wantConsult .zxTitle .p2 .i14 { margin-top: 25px; }
.wantConsult .zxTitle .p2 .i15 { margin-top: 31px; }
.wantConsult .zxTitle .p2 span { margin: 30px 6px 0; font-size: 19px; font-style: italic; color: #333333; }
.wantConsult_btm { width:1200px; height: 450px; overflow: hidden; margin-bottom: 30px; margin:0 auto;}
.wantConsult_btm_left { width: 246px; padding-left: 35px; height: 450px;  }
.wantConsult_btm_left .sixPage { font-size: 24px; font-weight: bold; color: #fff; margin: 44px 0 25px; }
.wantConsult_btm_left ul li { height: 42px; line-height: 42px; font-size: 17px; color: #fff; }
.wantConsult_btm_left ul li i { background: url('../images/xuhao.png') no-repeat; margin: 10px 7px 0 0; }
.wantConsult_btm_left ul li .i16 { width: 20px; height: 22px; background-position: -1px -1px; }
.wantConsult_btm_left ul li .i17 { width: 21px; height: 22px; background-position: 0px -43px; }
.wantConsult_btm_left ul li .i18 { width: 21px; height: 22px; background-position: 0px -85px; }
.wantConsult_btm_left ul li .i19 { width: 21px; height: 22px; background-position: 0px -127px; }
.wantConsult_btm_left ul li .i20 { width: 21px; height: 22px; background-position: 0px -169px; }
.wantConsult_btm_left ul li .i21 { width: 21px; height: 22px; background-position: 0px -211px; }
.wantConsult_btm_left ul li font { font-size: 12px; }
.wantConsult_btm_left .chanQuan { font-size: 12px; color: #fff; margin-top: 35px; line-height: 18px; }
.wantConsult_btm_right { width: 919px; height: 450px; }
.wantConsult_btm_right .form { width: 510px; margin-left: 40px; padding-top:50px; }
.wantConsult_btm_right .form textarea { padding: 15px 20px; width: 470px; height: 120px; line-height: 20px; font-size: 14px; color: #aeaeae; border-radius: 5px; margin-top: 40px; background: #f3f2f1; outline: none; }
.wantConsult_btm_right .form .input_p { height: 40px; background: #f3f2f1; width: 490px; padding-left: 20px; border-radius: 5px; margin-top: 20px; }
.wantConsult_btm_right .form .input_p .span1 { display: inline-block; width: 54px; height: 16px; line-height: 16px; border-right: 1px solid #d8d8d8; font-size: 16px; color: #404040; margin-top: 12px; text-align: text-justify; }
.wantConsult_btm_right .input_p .txt { width: 270px; padding-left: 10px; border: none; background: #f3f2f1; height: 38px; line-height: 38px; outline: none; font-size: 14px; color: #aeaeae; }
.wantConsult_btm_right .form textarea:focus { color: #666; }
.wantConsult_btm_right .input_p .txt:focus { color: #666; }
.input_p font { font-size: 14px; color: #666; margin-top: 12px; margin-right: 18px; margin-bottom:18px }
.radio_box { display: inline-block; position: relative; margin-left: 10px; }
.radio_box label { width: 16px; height: 16px; position: absolute; top: -1px; left: 0px; border: 1px solid #878787; border-radius: 50%; background: #fff; cursor: pointer; }
.radio_box input { margin-right: 4px; margin-top: 1px; }
.radio_box input:checked + label { border: 1px solid #ec2020; }
.radio_box input:checked + label:after { content: ''; width: 10px; height: 10px; position: absolute; top: 3px; left: 3px; background: #ec2020; border-radius: 50%; }
.check_box em { margin: 0 0 0 5px; }
.input_p .span2 { display: block; width: 135px; height: 40px; border: none; border-left: 1px solid #d3d3d3; background: #ebebeb; color: #f22f2f; font-size: 15px; text-align: center; line-height: 40px; cursor: pointer; outline: none; }
.sub_ziXun { margin-top: 30px; height: 50px; text-align: center; }
.sub_ziXun input { width: 200px; height: 50px; font-size: 18px; color: #fff; background: #f43d3d; border-radius: 5px; border: none; outline: none; }
.select_yixiang { width: 310px; height: 350px; background: rgba(255,255,255,.8); margin: 40px 40px 0 0; border-radius: 5px; position: relative; }
.ninTitle { height: 45px; line-height: 45px; font-size: 15px; font-weight: bold; color: #666; padding-left: 18px; background: #f7f7f7; margin-bottom: 15px; border-radius: 5px 5px 0 0; }
.ninTitle em { color: #f02c2c; }
.select_yixiang li { height: 32px; line-height: 32px; font-size: 13px; color: #666666; background: url('../images/dian_81.png') no-repeat left center; margin-left: 18px; padding-left: 12px; cursor: pointer; overflow: hidden; }
.select_yixiang li:hover { text-decoration: underline; }
.select_yixiang .jiao { position: absolute; left: -8px; top: 19px; width: 8px; height: 12px; background: url('../images/jiao.png') no-repeat; }
.select_yixiang li a { color: #666666; }

/* 浮动 */
.clear { zoom: 1; clear: both; }
.clear:after { content: ""; clear: both; height: 0; line-height: 0; display: block; visibility: hidden; }
.fl1 { float: left; display: inline; }
.fr1 { float: right; display: inline; }
article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary { display: block; }