.contents{
    width:1080px;
    margin:0 auto;
    position:relative;
}
.bg1{
    background: url('../images/hua.png') no-repeat 100%;
    width:531px;
    height:491px;
    position:absolute;
    right:0;
    top:-68px;
    z-index:-1;
}
.bg2{
    background: url('../images/hua2.png') no-repeat 100%;
    width:554px;
    height:604px;
    position:absolute;
    right:0;
    top:3593px;
    z-index:-1;
}
img{
    display:block;
    margin : 0 auto
}
.img7{
    margin-top:68px
}
.img6{
    margin-top:50px
}

.img4{
    margin-top:50px
}
.img3{
    margin-top:50px
}
.img2{
    margin-top:68px
}
.img1{
    margin-top:68px
}