body,html{position: relative; background: #fff;}
section{overflow: hidden;}
section img{display: block;}
section h2.col{background-image: -webkit-linear-gradient(top,#4AF9DF 10%,#38B7A4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;}
.aclear{clear: both;}
.jetfan-header{
	width: 100%;
	margin: 0 auto;
	position: relative;
}
.jetfan-header img.main{
	width: 100%;margin:0 auto;
}
.jetfan-header .logo{width:560px; height: 320px;
	position: absolute; top: 50%; left: calc(50% - 600px);transform:translateY(-50%);}
.jetfan-header .logo h2{font-size: 48px; color: #fff;line-height: 60px;letter-spacing: 4px;font-weight: bold;margin-top: 10px;}
.jetfan-header .logo img{max-width: 40%;}
.jetfan-header .logo p{font-size: 44px;line-height: 32px;margin-top: 25px;color: #fff;}
.jetfan-header .logo .desc{margin-top: 30px;}
.jetfan-header .logo .desc h3{font-size: 48px;color: #37B6A3;}
.jetfan-header .logo .button{margin-top: 30px;}
.jetfan-header .logo .button a{
    display: block;
    width: 110px;
    height: 34px;
    font-size: 14px;
    border-radius: 20px;
    border: 1px solid #fff;
    text-indent: 6px;
    display: flex;
    justify-content:center;
    align-items:center;
}
.jetfan-header .logo .button a em{
    width: 70px;
    height: 34px;
    line-height: 34px;
    display: inline-block;
    font-style: normal;
    float: left;
    color: #fff;
    text-align: left;
}
.jetfan-header .logo .button a span{
    display: inline-block;
    width: 26px;
    height: 26px;
    background: url(../images/play-icon.png) no-repeat center center;
    background-size: cover;
    float: left;
}
.adv-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: Arial, sans-serif;
    padding: 80px 0;
    background-color: #38B7A4;
}
.adv-container .header {
    font-size: 48px;
    margin-bottom: 20px;
    text-align: center;
    color: #fff;
    font-weight: bold;
}
.adv-container .header span{font-size: 100px;font-style: italic;font-weight: bolder;display: inline-block;margin-right: 20px;position: relative;bottom: -5px;}
.adv-container .main {
    width: 1200px;
    margin: 0 auto;
}
.adv-container .section {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}
.adv-container .col {
    position: relative;
    border-radius: 22px;
    color: white;

}
.adv-container .col img {
    max-width: 100%;
    border-radius: 20px;
    display: block;
    /*border: 1px solid #4AC8B5;*/
    box-shadow: 0px 0px 1px 1px rgba(255, 255, 255, 0.5);
}


.adv-container .col p {
    font-size: 22px;
    line-height: 1.5;
    position: absolute;
    top: 40px;
    left: 40px;
    color: #37B6A3;
}
.adv-container .section1 {
    gap: 38px;
}

.adv-container .section1 .col1 {
    flex: 4;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.adv-container .section1 .col1 .block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    border-radius: 20px;
    position: relative;
}

.adv-container .section1 .col1 .block:last-child {
    margin-bottom: 0;
}

.adv-container .section1 .col2,
.adv-container .section1 .col3 {
    flex: 3;
}

.adv-container .section2 {
    gap: 38px;
    margin-top: 38px;
}

.adv-container .section2 .col4,
.adv-container .section2 .col5 {
    flex: 5;
}


.ren .main{
    position: relative;
}
.ren .main img{
    width: 100%;
    display: block;
}
.ren .main .text{
    width: 370px;
    position: absolute;
    left: calc(50% - 600px);
    top: 50%;

    transform: translateY(-50%);
}
.ren .main .text h2{
    font-size: 48px;
    margin-bottom: 30px;
    color: #333;
}
.ren .main .text p{
    font-size: 24px;
    line-height: 1.5;
    color: #444;
}

.newe{
    padding: 120px 0 60px;
    background: linear-gradient(to bottom, #282828 0%,#2A3634 60%, #306F66 100%);
}
.newe .header{
    width: 1200px;
    margin: 30px auto 0;
}
.newe .header h2{
    font-size: 48px;
    color: #37B6A3;
}
.newe .header p{
    font-size: 24px;
    color: #fafafa;
    line-height: 1.5;
    margin-top: 30px;
}
.newe .content{
    width: 1200px;
    margin: 90px auto 50px;
}
.newe .content .imgs,.newe .content .text{
    display: flex;
    gap: 35px;
}
.newe .content .imgs img{
    display: block;
    width: 100%;
    border-radius: 20px;
    box-shadow: 0px 0px 1px 1px rgba(255, 255, 255, 0.5);
}
.newe .content  .item1{
    flex: 4.7;
}
.newe .content  .item2{
    flex: 2.65;
}
.newe .content  .item3{
    flex: 2.65;
}
.newe .content .text{
    margin-top: 20px;
}
.newe .content .text p{
    font-size: 22px;
    line-height: 1.2;
    color: #fff;
}

.elec{
    position: relative;
}
.elec .img img{
    width: 100%;
    display: block;
}
.elec .text{
    position: absolute;
    right: 15%;
    top: 20%;
    width: 20%;
}
.weight .text{
    position: absolute;
    left: calc(50% - 600px);
    width: 400px;
    top: 30%;
}
.key .text{
    top: 40%;
    width: 500px;
}
.key .text p{
    margin-top: 30px;
    font-size: 22px;
    line-height: 1.5;
}
.meter .text{
    position: absolute;
    right: 20%;
    width: 400px;
    top: 30%;
}
.speed .text{
    top: 40%;
}
.elec .text h2{
    font-size: 48px;
    color: #37B6A3;
}
.elec .text .item1{
    margin-top: 60px;
}
.elec .text .item1 h3{
    font-size: 32px;
    color: #37B6A3;
}
.elec .text .item1 p{
    font-size: 22px;
    color: #333;
    margin-top: 15px;
    line-height: 1.5;
}
.function{
    padding: 120px 0 60px;
    background: linear-gradient(to bottom, #282828 0%,#2A3634 25%, #36B3A1 100%);
}
.function .header{
    text-align: center;
}
.function .content .png img{
    width: 100%;
    display: block;
}
.function .content .four{
    background-color: #fff;
    padding: 15px;
    border-radius: 20px;
}
.function .content .four img{
    width: 100%;
    display: block;
}
.function .content .four ul{
    display: flex;
    justify-content: space-between;
}
.function .content .four ul li{
    width: 25%;
    text-align: center;
    font-size: 20px;
}
.function .content .texta{
    margin-top: 80px;
    text-align: center;
}
.function .content .texta h2{
    font-size: 48px;
    color: #fff;
}
.function .content .texta p{
    font-size: 22px;
    color: #fff;
    line-height: 1.5;
    margin-top: 20px;
}
.function .content .texta img{
    display: block;
    width: 100%;
    margin-top: 30px;
    border-radius: 20px;
}

.led .text{
    width: 1200px;
    text-align: center;
    margin: 0 auto;
}
.led .text h2{
    font-size: 48px;
    color: #37B6A3;
}
.led .text .timgs{
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    gap: 40px;
}
.led .text .timgs img{
    width: 50%;
    display: block;
    border-radius: 20px;
}
.led .text .tips{
    margin-top: 50px;
    text-align: center;
    padding-bottom: 60px;
}
.led .text .tips span{
    padding: 8px 20px;
    background-color: #fff;
    color: #37B6A3;
    border-radius: 10px;
    text-align: center;
}

.multiple{
    padding: 80px 0;
}
.multiple .main{
    width: 1200px;
    margin: 0 auto;
}
.multiple .main h2{
    font-size: 48px;
    color: #37B6A3;
}
.multiple .main .content{
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.multiple .main .content .item{
    width: calc(50% - 10px);
    position: relative;

}
.multiple .main .content .item img{
    width: 100%;
    display: block;
    border-radius: 20px;
}
.multiple .main .content .item p{
    width: 60%;
    height: 60px;
    line-height: 60px;
    text-align: center;
    border-radius: 30px;
    font-size: 26px;
    background-color: #37B6A3;
    color: #fff;
    position: absolute;
    left: 20%;
    bottom: 20px;
}


.paramsa{margin-top: 80px;margin-bottom: 100px;}
.paramsa .main{width: 1200px;margin: 0 auto;}
.paramsa .main h2{font-size: 48px;text-align: center;color: #37B6A3}
.paramsa .main ul{
	margin-top: 30px;
}
.paramsa .main ul li{width: 100%;display: flex;height: 60px;line-height: 60px;font-size: 22px;color: #666;padding: 15px 0;}
.paramsa .main ul li .left{width: 30%;text-indent: 40px;}
.paramsa .main ul li .right{width: 70%;}
.paramsa .main ul li:nth-child(odd){
    padding: 0;
	background-color: #EDEDED;
}

/*==========================================*/
.popup-item{width: 100%;height: 100%;display: none;position: relative;}
.popup-item .shadow{
    width: 100%;
    height: 100%;
    background: #333;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100000;
    overflow: hidden;
}
.popup-item .window{
    z-index: 100002;
    width: 1200px;
    height: 676px;position: fixed;
    margin-left: -600px;
    left: 50%;
    top: 50%;
    margin-top: -337px;
}
.popup-item .window video{
    max-width: 100%;
    margin:0 auto;
}
.popup-item .center{
    align-items: center;
    display: -webkit-flex;
    justify-content: center;
}
.popup-item span{
    width: 40px;
    height: 40px;
    display: block;
    position: fixed;
    top: 20px;
    right: 20px;
    font-size: 30px;
    color: #999;
    cursor: pointer;
    z-index: 100002;
}

@media (max-width:1660px){
	.jetfan-header .logo{top: 15%;transform:translateY(-15%);}
}
@media (min-width:1440px) and (max-width:1660px){

}
@media (max-width:1440px){
	.jetfan-header .logo{width: 400px;top: 35%;left:calc(50% - 500px)}
	.jetfan-header .logo h2{font-size: 40px;line-height: 50px;}
	.jetfan-header .logo p{font-size: 20px;margin-top: 5px;line-height: 30px;}
	.elec .main,.chui .main,.xian .main,.param .main{width: 1000px;}
	.xian .main{left: calc(50% - 500px);}

    .elec .text{top: 10%;width: 25%;}
    .weight .text{top: 30%;}
    .meter .text{
        top: 35%;
        width: 30%;
    }
    .speed .text{width: 30%;}

}
@media (max-width:1280px){
    .adv-container .main,.newe .header,.newe .content,.led .text,.multiple .main,.paramsa .main{width: 1000px;}
    .ren .main .text,.weight .text{left: calc(50% - 500px);}
    .weight .text{width: 30%;}
}