/* banner */
.banner4 {
	width: 100%;
}

.banner4 img {
	width: 100%;
}



.he_xin {
	width: 100%;
	padding-top: 5px;
	background: #F7F8FA;
}

.he_xin1 {
	margin: 0 auto;
	max-width: 1200px;
	width: 100%;
}

/* 展示导航 */
.zhan_nav {
	width: 352px;
	/* margin: 0 auto; */
}

.zhan_nav .menu4 {
	display: flex;
	justify-content: space-between;
	margin: 0 0 30px 0;
}

.menu4 li {
	width: 176px;
	height: 65px;
	line-height: 65px;
	text-align: center;
	border-bottom: solid 3px #F7F8FA;
}

.menu4 span {
	width: 1px;
	height: 1px;
	color: #ABABAB;
	line-height: 65px;
}

.menu4 a {
	color: #000000;
}

.menu4 li .active {
	width: 100%;
	height: 100%;
	display: block;
	color: #1A39D6;
	border-bottom: solid 3px #1A39D6;
}

.menu4 li .active:hover {
	color: #1A39D6;
	border-bottom: solid 3px #1A39D6;
}

/*  */
.he_xin2 {
	width: 100%;
	padding: 100px 0 150px 0;
}

.he_xin3 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
}

.hexin {
	font-size: 42px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 59px;
	letter-spacing: 5px;
	text-align: center;
}

.hexin1 {
	height: 70px;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #787878;
	line-height: 35px;
	padding: 30px 0 100px 0;
}

.hexin2 {
	font-size: 42px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 59px;
	letter-spacing: 5px;
	text-align: center;
	padding-bottom: 43px;
}

.hexin_tu {
	max-width: 1200px;
	width: 100%;
	height: 740px;
	position: relative;
}

.hexin_tu img {
	width: 100%;
	height: 100%;
}
.he_shuzi1 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 31px;
    left: 643px;
    
}
.he_shuzi2 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 193px;
    left: 735px;
    
}
.he_shuzi3 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 139px;
    left: 190px;
    
}
.he_shuzi4 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 319px;
    left: 206px;
    
}
.he_shuzi5 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 517px;
    left: 267px;
    
}
.he_shuzi6 {
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
    bottom: 484px;
    left: 735px;
    
}

.he_shu3 {
	width: 44px;
	height: 44px;
	background: #0056FF;
	color: #ffffff;
	border-radius: 50%;
	text-align: center;
	line-height: 44px;
}

.he_shu4 {
	width: 178px;
    height: 51px;
    background: #4c4c4d;
    margin-left: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.he_shu5 {
	width: 305px;
    height: 51px;
    background: #4c4c4d;
    margin-left: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.he_shu6 {
    width: 362px;
    height: 51px;
    background: #4c4c4d;
    margin-right: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.he_shu7 {
    width: 263px;
    height: 51px;
    background: #4c4c4d;
    margin-right: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.he_shu8 {
    width: 298px;
    height: 51px;
    background: #4c4c4d;
    margin-right: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.he_shu9 {
    width: 298px;
    height: 65px;
    background: #4c4c4d;
    margin-left: 16px;
    /*opacity: 0.3;*/
    align-items: center;
    display: flex;
    border-radius: 7px;
}
.yanse{
	letter-spacing: 2px;
	padding-left: 15px;
	
	font-size: 18px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    /*line-height: 50px;*/
}





.he_shu {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	margin-top: 20px;
}

.he_shuzi {
	width: 380px;
	height: 104px;
	display: flex;
	align-items: center;
	justify-content: flex-start;
}

.he_shu1 {
	width: 44px;
	height: 44px;
	background: #0056FF;
	color: #ffffff;
	border-radius: 50%;
	text-align: center;
	line-height: 44px;
	font-size: 24px;
}

.he_shu2 {
	font-size: 28px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #000000;
	line-height: 40px;
	letter-spacing: 2px;
	padding-left: 15px;
}

/* 节能四步预热设计 */
.sibu {
	width: 100%;
	padding: 100px 0 20px 0;
	background: #F7F8FA;
}

.sibu_xin3 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
}

.sibu1 {
	font-size: 42px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 59px;
	letter-spacing: 5px;
	text-align: center;
}

.sibu2 {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
	padding: 30px 0 60px 0;
	text-align: center;
}

.sibu_tu {
	max-width: 1200px;
	width: 100%;
	/*height: 680px;*/
}

.sibu_tu img {
	width: 100%;
	height: 100%;
}

/*  */
.sibu_xin4 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}

.sibu_xin5 {
	width: 580px;
	max-width: 49%;
	margin: 0.5%;
}

.sibu3 {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
	text-align: center;
	padding: 50px 0 20px 0;
}

.sibu4 {
	width: 100%;
	min-height: 70px;
	margin: 0 auto;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #787878;
	line-height: 35px;
	padding: 30px 0 80px 0;
}

.sibu_tu1 {
	width: 100%;
	/*height: 380px;*/
	max-width: 100%;
}

.sibu_tu1 img {
	width: 100%;
	height: 100%;
}

/* 热能内循环 节能热量不流失 */
.reneng {
	width: 100%;
	padding-top: 150px;
}

.reneng_xin3 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
}

.reneng1 {
	font-size: 42px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 59px;
	letter-spacing: 5px;
	text-align: center;
}

.reneng2 {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
	padding: 30px 0 60px 0;
	text-align: center;
}

.reneng_tu {
	max-width: 1200px;
	width: 100%;
	/*height: 680px;*/
}

.reneng_tu img {
	width: 100%;
	height: 100%;
}

/* 热能内循环 节能热量不流失 */
.recan {
	display: flex;
	justify-content: space-between;
}

.recang {
	width: 380px;
	height: 298px;
}

.recang_a {
	font-size: 38px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #323334;
	line-height: 53px;
	letter-spacing: 2px;
	text-align: center;
	padding: 34px 0 24px 0;
}

.recang span {
	font-size: 48px;
	font-family: EuclidCircularA-SemiBold, EuclidCircularA;
	font-weight: 600;
	color: #323334;
	line-height: 61px;
	letter-spacing: 2px;
	text-align: center;
}

.recang_b {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
	text-align: center;

}

.recang_c {
	/*width: 340px;*/
	min-height: 105px;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #787878;
	line-height: 35px;
	margin: 0 auto;
	padding: 50px 0 30px 0;
}

/*  */
.recangl {
	display: flex;

}

.recanga {
	width: 468px;
	text-align: center;
}

.recangb {
	padding: 50px 0 45px 0;
}

.recangb img {}

.recan1 {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
}

.recan2 {
	padding: 30px 0 50px 0;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #787878;
	line-height: 30px;
}

.recangc {
	position: relative;
	padding-bottom: 195px;
}

.recangc img {}

.recangc p {
	left: 0;
	position: absolute;
	top: 10px;
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 37px;
	letter-spacing: 1px;
	text-align: center;
	    width: 100%;
}

/* 开启通电加热 不开不加热 */
.kaiqi {
	width: 100%;
	padding-bottom: 150px;
}

.kaiqi1 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
}

.kaiqi_tu {
	max-width: 1200px;
	width: 100%;
	max-height: 817px;
	position: relative;
}

.kaiqi_tu img {
	width: 100%;
	height: 100%;
}

.kaiqi_re {
	width: 301px;
	height: 118px;
	font-size: 42px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 59px;
	letter-spacing: 5px;
	position: absolute;
	top: -25px;
	left: 712px;
}

.kaiqi_shui {
	width: 252px;
	height: 60px;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #787878;
	line-height: 30px;
	position: absolute;
	top: 123px;
	left: 712px;
}

.recangc1 {
	position: relative;
	width: 302px;
	height: 56px;
	position: absolute;
	top: 386px;
	left: 712px;
}

.recangc1 img {
	width: 100%;
	height: 100%;
}

.recangc1 p {
	left: 30px;
	position: absolute;
	top: 10px;
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 37px;
	letter-spacing: 1px;
}

.recan6 {
	width: 324px;
}

.recan7 {
	position: absolute;
	top: 506px;
	left: 712px;
}

.recan9 {
	position: absolute;
	top: 506px;
	left: 945px;
}

.recan8 {
	font-size: 24px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 33px;
	letter-spacing: 1px;
}

.recan3 {
	font-size: 32px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 45px;
	letter-spacing: 1px;
	padding: 8px 0 12px 0;
}

.recan4 {
	width: 63px;
	height: 5px;
	background: #FFFFFF;
}

.recan5 {
	width: 165px;
	height: 60px;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #FFFFFF;
	line-height: 30px;
	padding-top: 24px;
}

/* 24h连续取水不间断 */
.qushui {
	width: 100%;
}

.qushui1 {
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
}

/*.reneng2 {*/
/*	font-size: 42px;*/
/*	font-family: PingFangSC-Medium, PingFang SC;*/
/*	font-weight: 500;*/
/*	color: #000000;*/
/*	line-height: 59px;*/
/*	letter-spacing: 5px;*/
/*	text-align: center;*/
/*}*/

.reneng3 {
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #242933;
	line-height: 37px;
	letter-spacing: 1px;
	padding: 30px 0 145px 0;
	text-align: center;
}

.reneng_tu1 {
	max-width: 1200px;
	width: 100%;
	/*height: 680px;*/
}

.reneng_tu1 img {
	width: 100%;
	height: 100%;
}

.qushui2 {
	width: 1086px;
	margin: 0 auto;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	padding: 50px 0 150px 0;
}

.recangc0 {
	position: relative;
}

.recangc0 img {}

.recangc0 p {
	left: 0;
	position: absolute;
	top: 10px;
	font-size: 26px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 37px;
	letter-spacing: 1px;
	text-align: center;
	width: 100%;
}
.m_reneng,.m_kaiqi{
    display: none;
    text-align: center;
}
.m_reneng img,.m_kaiqi img{
    max-width: 100%;
    display: block;
}
.he_shu p em{
    font-style: normal;
    font-size: 14px;
    display: block;
    line-height: 1.4;
    color: #787878;
}
.he_shu3s{
    display: none;
    width: 100%;
    font-size: 14px;
    line-height: 1.4;
    color: #787878;
}
@media(max-width:1600px){
    .he_xin2{
        padding: 70px 0;
    }
    .hexin,.hexin2,.sibu1,.reneng1{
        font-size: 32px;
    }
    .hexin1 {
        height: auto;
        font-size: 16px;
        line-height: 2em;
        padding: 30px 0 60px 0;
    }
    .sibu{
        padding:70px 0 20px;
    }
    .sibu2{
        font-size: 20px;
    }
    .sibu4 {
        font-size: 16px;
        line-height: 2em;
        padding:15px 0 50px 0;
    }
    .reneng{
        padding-top:70px;
    }
    .recang_a{
        font-size: 28px;
    }
    .recang_b{
        font-size: 20px;
    }
    .recang_c {
        font-size: 16px;
        line-height: 2em;
        padding: 50px 0 30px 0;
    }
    .reneng3{
        font-size: 20px;
        padding: 30px 0 70px 0;
    }
    .qushui2{
        padding:50px 0 100px;
    }
}
@media(max-width:1199px){
    .hexin,.hexin2,.sibu1,.reneng1{
        font-size: 26px;
        line-height:1;
    }
    .sibu2{
        font-size: 17px;
    }

}
@media(max-width:800px){
    .he_xin2{
        padding: 50px 0;
    }
    .hexin,.hexin2,.sibu1,.reneng1{
        font-size: 24px;
    }
    .hexin1 {
        font-size: 15px;
        padding: 20px 0 30px 0;
    }
    .he_xin3{
        padding:0 0!important;
    }
    .he_shuzi{
        width: 50%;
        height:auto;
        padding:10px 10px 10px 0;
    }
    .he_shu1{
        width: 30px;
        height: 30px;
        line-height: 30px;
    }
    .he_shu2{
        font-size: 15px;
        padding:0 10px;
        line-height: 30px;
    }
    .sibu{
        padding:50px 0 20px;
    }
    .sibu2{
        font-size: 15px;
        padding: 15px 0 30px 0;
    }
    .sibu3{
        font-size: 22px;
        padding: 30px 0 20px 0;
    }
    .sibu4 {
        font-size: 15px;
        padding:5px 0 30px 0;
    }
    .reneng{
        padding-top:50px;
        display: none;
    }
    .recang_a{
        font-size: 24px;
    }
    .recang_b{
        font-size: 16px;
    }
    .kaiqi{
        display: none;
    }
    .reneng3{
        font-size: 16px;
        padding: 30px 0;
    }
}
@media(max-width:768px){
    .m_reneng,.m_kaiqi{
        display: block;
    }
    .he_shuzi{
        padding:10px 5px;
    }
    .he_shu3s {
        margin-top: 5px;
        display: flex;
        align-items: flex-start;
        height: 40px;
        line-height: 20px;
        font-size: 13px;
    }
    .qushui{
        padding:50px 0 0;
    }
    .reneng_tu1 img{
        max-width: 90%;
        display: block;
        margin:0 auto;
    }
    .recangc0 {
        position: relative;
        width: 48%;
        margin-right: 4%;
        max-width: 302px;
    }
    .recangc0:nth-child(2n){
        margin-right: 0;
    }
    .recangc0 p{
        font-size: 20px;
    }
    .hexin_tu{
        height: auto;
    }
    .hexin_tu img{
        height:auto;
    }
    .he_shuzi{
        flex-wrap: wrap;
        justify-content: flex-start;
    }
    .he_shu3s{
        display: block;
        margin-top:5px;
    }
}
@media(max-width:767px){
    .he_shuzi{
        align-items: flex-start;
    }
    .he_shuzi1{
        display: none!important;
    }
    .he_shu2{
        width:calc(100% - 30px);
    }
    .he_xin{
        margin-top:0;
    }
    .zhan_nav{
        width: 100%;
        padding:0 10px;
    }
    .zhan_nav .menu4{
        margin:0 0 0px 0;
    }
    .menu4 li {
        width: 50%;
        height: 50px;
        line-height: 50px;
        border-bottom: solid 2px #F7F8FA;
    }
    .menu4 span{
        line-height: 50px;
    }
    .he_xin2{
        padding: 30px 0;
    }
    .hexin,.hexin2,.sibu1,.reneng1{
        font-size: 20px;
    }
    .he_shuzi{
        justify-content: flex-start;
        
    }
    .he_shu1{
        font-size: 20px;
    }
    .he_shu2{
        padding:0 0 0 5px;
        font-size: 14px;
    }
    .hexin2{
        padding-bottom: 25px;
    }
    .hexin_tu{
        height:auto;
    }
    .sibu{
        padding:30px 0 20px;
    }
    .sibu3{
        font-size: 16px;
        padding: 10px 0;
        line-height:1.6;
    }
    .sibu_xin5{
        width: 48%;
        max-width: 100%;
        margin: 1%;
    }
    .sibu4 {
        font-size: 14px;
        padding: 5px 0 15px 0;
    }
    .reneng{
        padding-top:30px;
    }
    .recang_a{
        font-size: 20px;
    }
    .reneng3{
        font-size: 14px;
        padding:15px 0 30px;
        line-height: 1.6;
        max-width: 255px;
        text-align: center;
        margin: 0 auto;
    }
    .qushui2{
        justify-content: flex-start;
        flex-wrap: wrap;
        padding: 30px 0;
    }
    .recangc0 img{
        max-width: 100%;
    }
    .recangc0 p{
        font-size: 14px;
        top:0;
        line-height: 32px;
    }
}