.banner{
    height: 900px;
    position: relative;
}
.banner ul li{
    height: 900px;
    width: 100%;
    background-position: top center;
    background-repeat: no-repeat;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 0;
    display: none;
    background-color: #ffffff;
}
.bannerMain{
    position: relative;
    width: 1200px;
    margin: 0px auto;
    height: 900px;
    
}
.li1 .bannerMainLeft{
    position: absolute;
    left: 0;
    top: 600px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.li1 .bannerMainRight{
    position: absolute;
    right: 0;
    top: 900px;
    transition: all linear 0.35s;
    -webkit-transition: all linear 0.35s;
    transition-delay: .25s;
    -moz-transition-delay: .25s;
    -webkit-transition-delay: .25s;
    -o-transition-delay: .25s;
    opacity: 0;
}
.bannerItem.li1 .bannerMainLeft{
    top: 310px;
    opacity: 1;
}
.bannerItem.li1 .bannerMainRight{
    top: 500px;
    opacity: 1;
}
.li2 .bannerMainLeft{
    position: absolute;
    left: 0;
    top: 600px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.li2 .bannerMainRight{
    position: absolute;
    right: 0;
    top: 900px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.li2 .icon-right{
    position: absolute;
    right: -310px;
    top: 900px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.bannerItem.li2 .bannerMainLeft{
    top: 310px;
    opacity: 1;
}
.bannerItem.li2 .bannerMainRight{
    top: 500px;
    opacity: 1;
}
.bannerItem.li2 .icon-right{
    top: 330px;
    opacity: 1;
}
.li3 .bannerMainLeft{
    position: absolute;
    left: 0;
    top: 600px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.li3 .bannerMainRight{
    position: absolute;
    right: 0;
    top: 900px;
    transition: all linear 0.39s;
    -webkit-transition: all linear 0.39s;
    opacity: 0;
}
.bannerItem.li3 .bannerMainLeft{
    top: 310px;
    opacity: 1;
}
.bannerItem.li3 .bannerMainRight{
    top: 500px;
    opacity: 1;
}
.product{
    width: 1200px;
    margin: 0px auto;
    padding: 50px 0 80px 0;
}
.product-title{
    font-size:42px;
    font-weight: bold;
    color:#333333;
    text-align: center;
    line-height: 150px;
}
.product-ul ul{
    margin-left: -26px;
}
.product-ul li{
    float: left;
    width: 30%;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: #f8f8f8 0px 5px 30px 2px;
    height: 385px;
    box-sizing: border-box;
    padding: 25px;
    margin-left: 26px;
}
.product-ul li:hover{
    box-shadow: #f1f0f0 0px 5px 30px 2px;
}
.product-img{
    height: 130px;
    text-align: center;
    font-size: 0;
}
.product-ul li:hover .product-img{
    -webkit-transform-origin: top center;
    transform-origin: top center;
    animation-name: swing;
    -webkit-animation-name: swing;
    -webkit-animation-duration: 1s;
    animation-duration: 1s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
}
.product-font{
    margin-top: 36px;
    color:#111213;
    font-size: 14px;
}
.font-1{
    line-height: 36px;
    text-align: center;
}
.font-2,.font-4{
    line-height: 36px;
}
.font-3{
    line-height: 36px;
    text-align: center;
}
.fontItem div{
    box-sizing: border-box;
    text-align: center;
}
@-webkit-keyframes swing{
    20%{
        -webkit-transform:rotate(12deg);
        transform:rotate(12deg)
    }
    40%{
        -webkit-transform:rotate(-8deg);
        transform:rotate(-8deg)
    }
    60%{
        -webkit-transform:rotate(4deg);
        transform:rotate(4deg)
    }
    80%{
        -webkit-transform:rotate(-4deg);
        transform:rotate(-4deg)
    }
    100%{
        -webkit-transform:rotate(0deg);
        transform:rotate(0deg)
    }
}
@keyframes swing{
    20%{
        -webkit-transform:rotate(12deg);
        transform:rotate(12deg)
    }
    40%{
        -webkit-transform:rotate(-8deg);
        transform:rotate(-8deg)
    }
    60%{
        -webkit-transform:rotate(4deg);
        transform:rotate(4deg)
    }
    80%{
        -webkit-transform:rotate(-4deg);
        transform:rotate(-4deg)
    }
    100%{
        -webkit-transform:rotate(0deg);
        transform:rotate(0deg)
    }
}
.invitation{
    height: 400px;
    background: url("../images/index/invitation-bg-1.jpg") no-repeat center;
    text-align: center;
    box-sizing: border-box;
    padding-top: 75px;
}
.invitation-title{
    font-size: 28px;
    color: #ffffff;
    font-weight: bold;
    line-height: 120px;
}
.invitation-button{
    height: 80px;
    text-align: center;
}
.invitation-button a:link,.invitation-button a:visited{
    display: inline-block;
    height: 70px;
    text-align: center;
    width: 350px;
    margin: 0 auto;
    line-height: 68px;
    color: #ffffff;
    font-size: 32px;
    font-weight:bold;
    background: #0d7cca;
    border-radius: 42px;
    box-shadow: 0 0 35px rgba(24, 252, 254, 0.5);
    transition: all linear 0.2s;
    -webkit-transition: all linear 0.2s;
    margin-top: 5px;
}
.invitation-button a:hover{
    box-shadow: 0 0 55px rgba(24, 252, 254, 1);
    margin-top: 0px;
    height: 80px;
    line-height: 78px;
    width: 370px;
    font-size: 42px;
}
.aboutUs{
    padding-top: 20px;
    margin: 0 auto;
    width: 1200px;
    padding-bottom: 100px;
}
.aboutUs-title{
    font-weight: bold;
    font-size: 42px;
    color: #303030;
    text-align: center;
    height: 150px;
    line-height: 150px;
}
.aboutUs-font{
    font-size: 14px;
    color: #303030;
    line-height: 36px;
}
.aboutUs-img{
    margin-top: 30px;
    height: 400px;
    overflow: hidden;
    
}
.aboutUs-img img{
    height: 100px;
    width: 195px;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    opacity: 0;
    position: absolute;
    top: 150px;
    left: 200px;
}
.aboutUs-img .fl,.aboutUs-img .fr{
    height: 400px;
    width: 595px;
    position: relative;
}
.aboutUsUl img{
    opacity: 1;
    height: 400px;
    width: 595px;
    top: 0;
    left: 0;
}
@media screen and (max-width: 750px) {
    .aboutUs-img img{
        left: 100px;
        top: 100px;
    }
    .banner{
        height: 350px;
    }
    .banner ul li{
        height: 350px;
    }
    .bannerMain{
        height: 350px;
        width: 100%;
    }
    .bannerItem.li1 .bannerMainLeft,.li1 .bannerMainLeft{
        top: 150px;
        left: 20px;
    }
    .bannerItem.li1 .bannerMainLeft img,.li1 .bannerMainLeft img{
        width: 90%;
    }
    .li1 .bannerMainRight,.bannerItem.li1 .bannerMainRight{
        top: 220px;
        right: 20px;
    }
    .bannerItem.li1 .bannerMainRight img,.li1 .bannerMainRight img{
        width: 200px;
    }
    
    .bannerItem.li2 .bannerMainLeft,.li2 .bannerMainLeft{
        top: 150px;
        left: 20px;
    }
    .bannerItem.li2 .bannerMainLeft img,.li2 .bannerMainLeft img{
        width: 90%;
    }
    .li2 .bannerMainRight,.bannerItem.li2 .bannerMainRight{
        top: 220px;
        right: 20px;
    }
    .bannerItem.li2 .bannerMainRight img,.li2 .bannerMainRight img{
        width: 200px;
    }
    
    .bannerItem.li3 .bannerMainLeft,.li3 .bannerMainLeft{
        top: 150px;
        left: 20px;
    }
    .bannerItem.li3 .bannerMainLeft img,.li3 .bannerMainLeft img{
        width: 160px;
    }
    .li3 .bannerMainRight,.bannerItem.li3 .bannerMainRight{
        top: 200px;
        right: 20px;
    }
    .bannerItem.li3 .bannerMainRight img,.li3 .bannerMainRight img{
        width: 200px;
    }
    .product{
        width: 100%;
        padding: 0;
    }
    .product-ul{
        padding:0 20px 20px 20px;
    }
    .product-ul ul{
        margin: 0px auto;
        margin-top: -20px;
    }
    .product-ul ul li{
        float: none;
        margin: 0 auto;
        margin-top: 20px;
        width: 100%;
    }
    .product-ul li{
        height: auto;
    }
    .product-font{
        margin-top: 30px;
    }
    .invitation{
        height: 350px;
    }
    .invitation-title{
        font-size: 24px;
        height: 100px;
        line-height: 100px;
    }
    .invitation-button a{
        height: 60px !important;
        text-align: center;
        width: 250px !important;
        margin: 0 auto !important;;
        line-height: 58px !important;
        padding: 0 !important;
        font-size: 28px !important;
    }
    .aboutUs{
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .aboutUs-img .fl, .aboutUs-img .fr{
        width: 100%;
        float: none;
        height: 270px;
    }
    .aboutUsUl img{
        width: 100%;
        height:auto;
        top: 0;
        left: 0;
    }
    .aboutUs-img{
        height: auto;
    }
}