.grayText{
    font-weight: 600;
    font-size: 40px;
    background: linear-gradient(to top, #939393 0%, #F2F2F2 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
    letter-spacing: 3px;
}
.content .content-title h3{
    font-size: 72px;
    line-height: 1.1;
}
.content .content-title h5{
    font-weight: 500;
    font-size: 28px;
    letter-spacing: 0.5px;
    margin-top: 15px;
    line-height: 1.1;
    color: #000000;
}
.banner{
    min-height: 987px;
    padding-bottom: 60px;
    margin-top: 56px;
    background: #000000;
    position: relative;
    overflow: hidden;
    /* background-image:linear-gradient(-90deg, #111318 0%, #122340 100%); */
}
.banner .bannerShade{
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    display: block;
    width: 50%;
    height: 800px;
    border-radius: 100%;
    background-image: radial-gradient(#122340 20%, #000000 70%);
    opacity: 0;
    transition: opacity 1s ease-out;
    z-index: 5;
}
.banner .bannerShade-left{
    left: -25%;
}
.banner .bannerShade-right{
    right: -25%;
}

.banner .content-title{
    margin-bottom: 0;
    margin-top: 60px;
}
.banner .content-title h3 img{
    width: 350px;
    vertical-align: inherit;
}
.banner .content-title h3{
    margin-bottom: 0;
    opacity: 0;
}
.banner .content-title h5{
    color: #fff;
    opacity: 0;
}
.banner-video{
    width: 700px;
    margin: 0 auto 40px;
    position: relative;
}
.banner-video video{
    width: 100%;
}
.banner-video video#topVideo{
    position: absolute;
    top: -3px;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    opacity: 0;
}
.banner-video video#loopVideo{
    position: absolute;
    top: -3px;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    opacity: 0;
}
.banner-img img{
    width: 100%;
}
.banner .content-title h3,.banner .content-title h5{
    transform: translate3d(0,30px,0);
    transition: all 1s cubic-bezier(0.38, 0.32, 0.36, 0.98);
    opacity: 0;
}



.banner-text{
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
}
.scale{
    height: 1000px;
    position: relative;
    background: #000000;
}
.scale-item{
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    z-index: 1;
    transition: opacity .6s ease-out;
}
.scale-item.active{
    opacity: 1;
    z-index: 3;
    transition: opacity .3s ease-out;
}
.scale-item .content-title h3{
    font-weight: 500;
    font-size: 72px;
    color: #FFFFFF;
    letter-spacing: -1px;
    line-height: 84px;
    margin-bottom: 60px;
    text-shadow: -4px 0 10px rgba(0,0,0,0.20);
}
.scale-item .content-title h3 i{
    font-style: normal;
}
.scale-item .content-title p{
    font-weight: 500;
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
}
.scale-item:nth-of-type(1){
    width: 100%;
    height: 100%;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-bg-11.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.scale-item:nth-of-type(2){
    width: 100%;
    height: 100%;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-bg-22.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.scale-item:nth-of-type(3){
    width: 100%;
    height: 100%;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-bg-33.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.scale-item:nth-of-type(1) .content-title h3 i{
    background: linear-gradient(-75deg, #FF932F 0%, #ED1772 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
}
.scale-item:nth-of-type(3) .content-title h3 i{
    background: linear-gradient(-75deg, #009AEA 0%, #2031BC 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
}

.scale-contorl{
    position: absolute;
    bottom: 155px;
    left: 0;
    z-index: 5;
    width: 100%;
}
.scale-contorl-wrapper{
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.scale-contorl-item{
    font-weight: 500;
    font-size: 16px;
    color: #FFFFFF;
    letter-spacing: -0.7px;
    line-height: 25px;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-icon-1.svg');
    background-repeat: no-repeat;
    background-position: left center;
    background-size: 26px;
    padding-left: 30px;
    cursor: pointer;
    opacity: .3;
    transition: opacity .6s ease-out;
}
.scale-contorl-item.active{
    opacity: 1;
    transition: opacity .3s ease-out;
}
.scale-contorl-item:nth-of-type(2){
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-icon-2.png');
    background-size: 18px;
    background-position: 5px center;
}
.scale-contorl-item:nth-of-type(3){
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/scale-icon-3.svg');
    background-size: 26px;
}
.scale-num{
    position: absolute;
    bottom: 60px;
    left: 0;
    z-index: 5;
    width: 100%;
}
.bigger{
    height: 1100px;
    position: relative;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/bigger-bg.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.bigger .content-title h3{
    color: #fff;
    margin-bottom: 60px;
}
.bigger .content-title p{
    font-weight: 500;
    font-size: 20px;
    color: #FFFFFF;
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
}
.bigger .banner-nums{
    width: 900px;
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
}
.bigger .banner-nums h5{
    font-size: 20px;
    color: #FFFFFF;
    margin-bottom: 20px;
}
.bigger .banner-nums .banner-nums-content{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.bigger .banner-nums .bannerNums-item{
    width: 25%;
    text-align: center;
}
.bannerNums-item h3,.bannerNums-item span{
    font-family: DIN-Bold;
    font-size: 56px;
    color: #FFFFFF;
}
.bannerNums-item h3 i{
    font-weight: 500;
    font-size: 24px;
    color: #FFFFFF;
    font-style: normal;
    font-family: DIN-Regular;
}
.bannerNums-item p{
    font-weight: 500;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 2px;
}




.background-img{
    height: 600px;
    overflow: hidden;
}
.background-img .background-img-item{
    width: 100%;
    height: 700px;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/bgImg.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
    transition: all 0.2s ease-out;
    transform: translateY(-150px);
}
.waterBox{
    background: #000000;
    position: relative;
}
.waterBox .content-title,.waterBox .content-title h3{
    color: #fff;
}
.waterBox .content-title{
    margin-bottom: 0;
}
.waterBox-bg-wrapper{
    /* width: 100%;
    height: 100vh;
    background-color: #000000; */
}
.waterBox-bg{
    width: 100%;
    height: 100vh;
    position: absolute;
    left: 0;
    top: auto;
    background-color: #000000;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/waterBox.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 75vh;
}
.waterBox-bg.active{
    position: fixed;
}
.waterBox-text{
    color: #fff;
    position: relative;
    margin-top: 200px;
}
.waterBox-text .waterBox-text-item{
    margin-bottom: 100px;
}
.waterBox-text-item h4{
    font-size: 28px;
    color: #FFFFFF;
    font-weight: 600;
    margin-bottom: 10px;
}
.waterBox-text-item h6{
    font-weight: 400;
    font-size: 16px;
    line-height: 1.5;
}
.waterBox-text-item h6 span{
    opacity: 0.5;
    font-size: 14px;
    display: block;
    margin-top: 20px;
}
.waterBox-text-item h4 b{
    font-family: DIN-Bold;
    font-size: 70px;
    background: linear-gradient(90deg, #13FBD6 0%, #0AC6FE 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
    margin-right: 8px;
}
.waterBox-text-item h4 b i{
    font-size: 20px;
    font-style: normal;
}
.waterBox-shade-wrapper{
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    margin-top: 10px;
}
.waterBox-shade{
    width: 0%;
    background-image: linear-gradient(90deg, #13FBD6 0%, #0AC6FE 100%);
    height: 20px;
    transition: width 1.2s cubic-bezier(0.455, 0.03, 0.515, 0.955);
}
.waterBox-shade-wrapper h5{
    font-family: DIN-Bold;
    font-size: 32px;
    color: #FFFFFF;
    letter-spacing: -1.33px;
    line-height: .8;
    margin-left: 20px;
    opacity: 0;
    transition: opacity 1.2s cubic-bezier(0.455, 0.03, 0.515, 0.955);
}
.waterBox-shade-wrapper h5 i{
    font-size: 18px;
    color: #FFFFFF;
    letter-spacing: 0;
    font-style: normal;
}
.waterBox-text-item-title{
    margin: 100px auto 100px;
    text-align: center;
    opacity: 0;
}
.waterBox-text-item-title h3{
    
    font-size: 70px;
    color: #FFFFFF;
    font-weight: 600;
    line-height: 1.3;
}
.waterBox-text-item-title h3 b{
    font-family: DIN-Bold;
}
.waterBox-text-item-title h3 b i{
    font-size: 20px;
    font-style: normal;
    
}


.sleep{
    position: relative;
    padding: 80px 0;
    height: 850px;
    background-color: #000000;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/demand.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.sleep-content{
    text-align: center;
    max-width: 800px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);

}
.sleep-content h3{
    font-weight: 600;
    font-size: 72px;
    color: #FFFFFF;
    letter-spacing: -1px;
    line-height: 84px;
}
.sleep-content h5{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    line-height: 36px;
    margin: 15px 0 60px;
}
.sleep-content p{
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
}

.noise{
    padding-bottom: 0;
    background-image: linear-gradient(180deg, #181818 0%, #000000 100%);
}
.noise .content-title{
    margin-bottom: 0;
}
.noise .content-title h3{
    font-weight: normal;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    text-align: center;
    line-height: 36px;
    margin-bottom: 20px;
}
.noise .content-title p{
    color: #fff;
    width: 730px;
    margin: 0 auto;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: -0.7px;
    text-align: center;
    line-height: 25px;
}
.noise img{
    width: 600px;
    margin: 0 auto;
    display: block;
}
.balance{
    height: 1000px;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/balance.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
    position: relative;
}
.balance-text{
    width: 990px;
    font-weight: 500;
    font-size: 20px;
    color: #000000;
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
}
.PTC{
    background-color: #FBFBFB;
    /* background-image: linear-gradient(180deg, rgba(95,0,0,.1) 30%,rgba(217,2,0,.57) 85%, #680302 100%); */
}
.PTC .content-title{
    margin-bottom: 40px;
}
.PTC .content-title h3{
    font-size: 72px;
    /* color: #FFFFFF; */
    letter-spacing: -1px;
    line-height: 84px;
}
.PTC .content-title h3 span{
    font-size: 90px;
    background: linear-gradient(90deg, #ec0000 00%, #FF9393 110%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
}
.PTC .content-title h5{
    font-size: 28px;
    /* color: #FFFFFF; */
    letter-spacing: 0.5px;
    line-height: 36px;
}
.PTC .content-title p{
    font-size: 14px;
    color: rgba(0, 0, 0, 0.5);
}
.ptcImg{
    max-width: 800px;
    display: block;
    margin: 0 auto;
    transform: translateX(20%);
}
.ptc-text-wrapper{
    max-width: 850px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 60px auto 0;
}
.ptc-text{
    width: 50%;
}
.ptc-text:last-child{
    padding-left: 120px;
    border-left: 1px solid #979797;
}
.ptc-text h6{
    font-weight: 500;
    font-size: 28px;
    /* color: #FFFFFF; */
    letter-spacing: 0.5px;
    line-height: 36px;
    margin-bottom: 20px;
}
.ptc-text p{
    font-size: 16px;
    color: rgba(0, 0, 0, 0.5);
    letter-spacing: -0.7px;
    line-height: 25px;
}
.demand{
    height: 950px;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/demand.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2100px;
    position: relative;
}
.demand .content-title{
    /* margin: 260px 0 230px; */
}
.demand .content-title h3,.demand .content-title h5{
    color: #fff;
}

.demand .content-title span{
    font-weight: 400;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    display: block;
}
.demand .demand-text-wrapper{
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    position: absolute;
    width: 1140px;
    left: 50%;
    transform: translateX(-50%);
    bottom: 80px; 
}
.demand-text{
    width: 50%;
    color: #fff;
}
.demand-text:first-child{
    
    padding-right: 100px;
}
.demand-text:last-child{
    padding-left: 100px;
    border-left: 1px solid #979797;
}
.demand-text h5{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    margin-bottom: 20px;
}
.demand-text p{
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: -0.7px;
    line-height: 25px;
}

.Hydrclean{
    position: relative;
    padding: 80px 0;
    height: 1000px;
    background-color: #000000;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/Hydrclean.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 2000px;
}
.Hydrclean-content{
    text-align: center;
    max-width: 800px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);

}
.Hydrclean-content h3{
    font-weight: 600;
    font-size: 72px;
    color: #FFFFFF;
    letter-spacing: -1px;
    line-height: 84px;
}
.Hydrclean-content h5{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    line-height: 36px;
    margin: 15px 0 90px;
}
.Hydrclean-content h6{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    line-height: 36px;
    margin-bottom: 20px;
}
.Hydrclean-content p{
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
}
.Hydrclean-btn{
    position: absolute;
    left: 50%;
    bottom: 80px;
    transform: translateX(-50%);
    text-align: center;
    cursor: pointer;
}
.Hydrclean-btn img{
    width: 50px;
    margin-bottom: 6px;
}
.Hydrclean-btn p{
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 1px;
}
.hideWrapper{
    display: none;
    position: relative;
}
.hideWrapper-btn{
    position: absolute;
    z-index: 2;
    left: 50%;
    bottom: 40px;
    transform: translateX(-50%);
    text-align: center;
    cursor: pointer;
}
.hideWrapper-btn img{
    width: 50px;
    margin-bottom: 6px;
    transform: rotate(45deg);
}
.hideWrapper-btn p{
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 1px;
}
.halfImg{
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    
}
.halfImg .halfImg-left{
    width: 50%;
    height: 600px;
    position: relative;
    /* background-image: url('//airproce.oss-cn-beijing.aliyuncs.com/humidifier/halfImg1.png');
    background-position: right;
    background-size: 1000px;
    position: relative; */
    /* background-color: #222222; */
    background: linear-gradient(180deg, #1B0A35 0%, #000000 100%);
}
.halfImg .halfImg-left img{
    position: absolute;
    width: 400px;
    right: 120px;
    top: 20px;
}
.halfImg .halfImg-right{
    width: 50%;
    height: 600px;
    position: relative;
    /* background-image: url('//airproce.oss-cn-beijing.aliyuncs.com/humidifier/halfImg2.png');
    background-position: left;
    background-size: 1000px;
    position: relative; */
    /* background-color: #413a3a; */
    background: linear-gradient(180deg, #DE7000 0%, #8C1200 100%);
}
.halfImg .halfImg-right img{
    position: absolute;
    width: 250px;
    left: 160px;
    top: 80px;
}
.halfImg .halfImg-left .halfImg-left-title{
    position: absolute;
    top: 60px;
    right: 20px;
    width: 550px;
}
.halfImg .halfImg-left .halfImg-left-title h3{
    font-size: 60px;
    color: #FFFFFF;
    line-height: 80px;
    font-weight: 500;
}
.halfImg .halfImg-left .halfImg-left-text{
    position: absolute;
    bottom: 60px;
    right: 80px;
    width: 500px;
}
.halfImg .halfImg-left .halfImg-left-text h5,.halfImg .halfImg-right .halfImg-right-text h5{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    margin-bottom: 20px;
}
.halfImg .halfImg-left .halfImg-left-text p,.halfImg .halfImg-right .halfImg-right-text p{
    font-weight: 400;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0;
    line-height: 20px;
}
.halfImg .halfImg-right .halfImg-right-text{
    position: absolute;
    bottom: 85px;
    left: 80px;
    width: 500px;
}

.uvc{
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/uvc-bg.png');
    background-position: center;
    background-size: 2000px;
    position: relative;
    height: 850px;
}
.uvc .content-title{
    margin-bottom: 60px;
}
.uvc .content-title h3,.uvc .content-title h5{
    color: #fff;
}
.uvc p{
    width: 850px;
    margin: 0 auto;
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 31px;
}

.insurance{
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/insurance.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: 2100px;
    position: relative;
    height: 800px;
    transition: all .3s ease-out;
}
.insurance-text{
    width: 860px;
    margin-top: 200px;
}
.insurance-text h3{
    font-weight: 500;
    font-size: 72px;
    color: #FFFFFF;
    letter-spacing: -1px;
    line-height: 84px;
}
.insurance-text h5{
    font-weight: 500;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    line-height: 36px;
    margin: 15px auto 60px;
}
.insurance-text p{
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.6px;
    line-height: 31px;
}
.powerful{
    background: #000000;
}
.powerful .content-title h3{
    color: #fff;
}
.powerful .content-title{
    margin-bottom: 0;
}
.design{
    /* background-image: url('//airproce.oss-cn-beijing.aliyuncs.com/humidifier/new/design.png');
    background-position: center bottom;
    background-size: 2000px; */
    position: relative;
    /* height: 1100px; */
    position: relative;
}
.design .content-title{
    margin-bottom: 40px;
}
.design .content-title h3,.design .content-title h5{
    /* color: #fff; */
}
.design-wrapper{
    /* position: absolute; */
    /* bottom: 40px; */
    /* left: 50%; */
    /* transform: translateX(-50%); */
    /* background: rgba(255, 255, 255, 0.95); */
    border-radius: 50px;
    padding: 50px 0;
    width: 100%;
    max-width: 1140px;
}
.design-pic{
    margin: 20px 0;
    transform: translateX(40px);
}
.design .design-content{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    /* margin-top: 60px; */

}
.design-item{
    width: 33%;
    text-align: center;
    /* border-right: 1px solid #979797; */
}
.design-item:last-child{
    /* border-right: 0px solid #979797; */
}
.design-item-img{
    width: 50px;
    height: 50px;
    line-height: 50px;
    margin: 0 auto;
}
.design-item h5{
    font-size: 20px;
    /* color: #fff; */
    margin: 20px 0 10px;
    font-weight: 600;
}
.design-item p{
    /* width: 75%; */
    opacity: 0.8;
    font-size: 14px;
    /* color: #fff; */
    line-height: 20px;
    margin: 0 auto;
}
.water{
    background-color: #FCFCFC;
    padding-bottom: 0;
    height: 800px;
    overflow: hidden;
    position: relative;
}
.water .content-title{
    margin-bottom: 0;
    position: relative;
    z-index: 2;
}
.water .content-title h3{
    font-size: 28px;
}
.water .water-bg{
    width: 100%;
    height: 900px;
    background-image: url('http://airproce.oss-cn-beijing.aliyuncs.com/humidifier/waterbg.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 1350px;
    transition: all 0.2s ease-out;
    position: absolute;
    top: 20%;
}
.water-img{
    width: 600px;
    margin: 0 auto;
}
.tiny{
    background: #F5F5F5;
    padding-bottom: 0;
}
.tiny .content-title h3{
    font-size: 28px;
}
.tiny .tiny-content{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 80px;
}
.tiny-item{
    width: 33%;
    text-align: center;
}
.tiny-item p{
    width: 60%;
    opacity: 0.5;
    font-size: 14px;
    color: #000000;
    line-height: 20px;
    margin: 20px auto 0;
}


.last{
    background:#f0f0f0;
    padding: 80px 0;
}
.last .last-bg{
    display: inline-block;
    width: 564px;
    height: 300px;
    padding: 40px 0 0 37px;
}
.last .last-bg-1{
    background: url('/img/humidifier/new/health.png')no-repeat center center;
    background-size: cover;
    margin-right: 5px;
}
.last .last-bg-2{
    background: url('/img/humidifier/new/parameter.png')no-repeat center center;
    background-size: cover;
}
.last .last-bg-3{
    background: url('/img/humidifier/new/intro.png')no-repeat center center;
    background-size: cover;
}
.last .last-bg h3{
    font-weight: 600;
    font-size: 20px;
    color: #000000;
    letter-spacing: 1.33px;
    margin-bottom: 10px;
}
.last .last-bg p{
    font-weight: 500;
    font-size: 14px;
    color: rgba(0,0,0,0.40);
}
.last .last-bg-1 h3{
    color:#fff;
}
.last .last-bg-1 p{
      color:rgba(255,255,255,0.40);
}
.last .last-bg-2 h3{
    color:#000000;
}
.last .last-bg-2 p{
      color:rgba(0,0,0,0.40);
}