.bg{
    background: url(../images/background.jpg) top center no-repeat;
    width: 100%;
    height: 3962px;
    margin: 0 auto;
    padding: 0;
}
.w1000{
    width: 1000px;
    margin: 0 auto;
}
.intro{
    background: url(../images/daoyu.png) no-repeat;
    width: 918px;
    height: 218px;
}
.intro p{
    overflow: hidden;
    padding-top: 70px;
    width: 724px;
    height: 116px;
    font-size: 14px;
    color: #7a7a7a;
    margin: 0 auto;
    line-height: 24px;
}
.first .left{
    width: 524px;
}
.first .right{
    width: 429px;
}
.first .right a{
    font-size: 16px;
    font-weight: bold;
}
.second .left{
    width: 469px;
}
.second .right{
    width: 489px;
}
.second .left .tit img {
    width: 380px;
    height: 100px;
    margin: 0 70px;
}
.second .video{
    position: relative;
    display: block;
}
.second .video .play{
    position: absolute;
    left: 50%;
    top: 50%;
    background: url(../images/play.png) no-repeat;
    width: 100px;
    height: 100px;
    margin-left: -50px;
    margin-top: -50px;
}
.second .right .tit img {
    width: 380px;
    height: 100px;
    margin: 0 70px;
}
.second .right p{
    display: block;
    width: 491px;
    line-height: 24px;
    height: 96px;
}
.second .right .fb{
    text-align: center;
    display: block;
}
.third .tit{
    width: 600px;
    margin: 0 auto;
}
.third .left{
    width: 440px;
}
.third .left p{
    height: 74px;
    overflow: hidden;
}
.third .right{
    width: 510px;
}
.third .one{
    width: 463px;
}
.third .one .img{
    width: 214px;
}
.third .one .wor{
    width: 240px;
}
.third .one .wor p{
    height: 100px;
}
.four .tit {
    width: 490px;
    margin: 0 auto;
}
.four .swiper-container{
    width: 1000px;
    height: 520px;
    margin: 0 auto;
}
.four .swiper-slide{
    position: relative;
}
.four .swiper-wrapper{
    position: relative;
}
.four .title{
    position: absolute;
    bottom: 0px;
    left: 0px;
    height: 116px;
    line-height: 160px;
    width: 100%;
    background: url(../images/yinying.png);
    text-align: center;
}
.four .title a{
    width: 100%;
    height: 40px;
    overflow: hidden;
    font-size: 24px;
    color: #fff;
    text-align: center;
}
.four .main{
    position: relative;
}
.four .arrow-left{
    background: url(../images/left.png) no-repeat;
    left: 0;
}
.four .arrow-right{
    background: url(../images/right.png) no-repeat;
    right: 0;
}
.four .arrow-left, .four .arrow-right {
    position: absolute;
    z-index: 2;
    top: 45%;
    margin-top: -30px;
    width: 55px;
    height: 128px;
}