@media screen and (min-width:750px) {
	.banner{width:100%;height:685px;position:relative;overflow:hidden}
.banner img{position:absolute;left:50%;top:0;margin-left:-960px}
.banner .bannerText{position:absolute;width:585px;height:260px;right:50%;top:145px;color:#fff}
.bannerText h3{font-size:52px;line-height:80px}
.bannerText p{font-size:24px;line-height:44px;color:rgba(255,255,255,.8)}
.bannerText a{position:absolute;bottom:10px;left:15px;width:160px;height:50px;line-height:50px;text-align:center;color:#fff;font-size:20px;background:#0dcce8;border-radius:5px}
.feature{width:100%;height: auto;background:#fff;position:relative;}
.feature h3{font-size:30px;color:#333;width:100%;text-align:center;position:absolute;top:80px}
.feature ul{width: 1200px;height: auto;padding-top: 195px;padding-bottom: 50px;display:flex;flex-wrap:wrap;justify-content: space-around;margin: 0 auto;}
.feature ul li{width:230px;margin:0 35px}
.feature ul li span{display:inline-block;text-align:center;font-size:18px;color:#333;width:100%;padding-top:25px}
.show{width:100%;height:920px;background:#fafafa;position:relative}
.show h3{font-size:30px;color:#333;width:100%;text-align:center;position:absolute;top:80px}
.show .video{width:100%;height:645px;background:url(../img/tuiBgCom.png) no-repeat center;position:absolute;top:180px}
.video img{position:absolute;top:141.8px;left:50%;margin-left:-326px;width:635px;transition:ease .8s}
.video img:hover{width:920px;top:24px;margin-left:-462px;border:1px solid #333;box-shadow:0 0 10px #333}
.reason{width:100%;height: auto;overflow:hidden;position:relative;}
.reason h3{font-size:30px;color:#333;width:100%;text-align:center;position:absolute;top:80px}
.reason ul{width:100%;height:auto;overflow:hidden;display:flex;flex-wrap:wrap;justify-content:center;padding-top: 176px;padding-bottom: 96px;}
.reason ul li{width:215px;height:100%;margin:0 16px;text-align:center;}
.reason ul li img{margin:0 auto}
.reason ul li h4{font-size:18px;color:#333;line-height:36px;margin-bottom:20px}
.reason ul li p{font-size:14px;line-height:24px;color:#888;text-align:left}
}

 

 @media screen and (min-width:750px) and (max-width:1226px){
   .banner .bannerText {right:40%;}
   .feature ul {width:100%; justify-content: space-around;}
   .feature ul li {margin:0;}
   .show .video {background-size: 84% auto;}
   .video img {    top: 169px;
    margin-left: -275px;
    width: 539px;    transition: ease .8s;}
    .reason ul li{margin:0 40px;     margin-bottom: 40px;}

}

 @media screen and (max-width:750px) {
 	.mbanner {background:url('../img/videombg.jpg') no-repeat center; background-size:cover; color:#fff;}
	.mbanner h3 {font-size:.6rem;padding-top: .5rem;}
	.mbanner p {font-size: .26rem;line-height: .4rem;padding-top: .3rem;color:#fff;width:85%;margin:0 auto;}
	.mbanner a {margin-top: .3rem;color:#fff;background:#0dcce8;}

	.feature ,.show , .reason {width:100%; height: auto; overflow: hidden; text-align: center; box-sizing: border-box; padding:0 .24rem;}
	.feature h3 , .show h3 , .reason h3{font-size:.34rem;padding-top:.48rem;font-weight: bold;}
	.feature ul {width:100%; display: flex; flex-wrap:wrap; justify-content: space-around; padding-top:.36rem; padding-bottom:.34rem;}
	.feature ul li {width:3rem; margin-bottom:.45rem;}
	.feature ul li img {width:2.3rem; margin-bottom:.12rem;}
	.feature ul li span {font-size: .28rem;}
	.show {background:#fafafa;}
	.show .video {width:100%; margin-top:.4rem; position: relative; height:4.1rem; margin-bottom:.48rem; background:url(../img/tuiBgCom.png) no-repeat center; background-size:cover;}
	.show .video img {position: absolute;width: 4.28rem;left: 1.3rem;top: .83rem;}
	.show .video img:hover {-webkit-transform: scale(1.5);
	   -moz-transform: scale(1.5);
	    -ms-transform: scale(1.5);
	     -o-transform: scale(1.5);
	        transform: scale(1.5); transition:all .4s;}

	.reason ul {padding-top:.48rem; padding-bottom:.1rem;}
	.reason ul li {margin-bottom: .6rem;position: relative;text-align: left;}
	.reason ul li img {position: absolute;width:1.2rem;left:0;top: 50%;margin-top: -0.6rem;}
	.reason ul li h4 {padding-left:1.5rem;font-size: .3rem;padding-bottom: .15rem;}
	.reason ul li p {font-size: .24rem;color:#999999;line-height: .36rem;padding-left:1.5rem;}


 }