body{
    background: url(../img/back_wall.jpg)no-repeat top center;
    background-size: cover;
    background-attachment: fixed
}


/* FV */
.fv1{
    line-height: 0;
}

/* メインコンテンツ */
.section1 {
    background: url(../img/section1.jpg)no-repeat top center;
    height: 986px
}
  
.section2 {
    background: url(../img/section2.jpg)no-repeat top center;
    height: 1509px
}

.section3 {
    background: url(../img/section3.jpg)no-repeat top center;
    height: 2412px
}
.section4 {
    background: url(../img/section4.jpg)no-repeat top center;
    height: 2001px
}
.section5 {
    background: url(../img/section5.jpg)no-repeat top center;
    height: 1245px
}
.section6 {
    background: url(../img/section6.jpg)no-repeat top center;
    height: 2141px
}
.section7 {
    background: url(../img/section7.jpg)no-repeat top center;
    height: 1406px
}
.section8 {
    background: url(../img/section8.jpg)no-repeat top center;
    height: 334px
}
.section9 {
    background: url(../img/section9.jpg)no-repeat top center;
    height: px
}
.section10 {
    background: url(../img/section10.jpg)no-repeat top center;
    height: px
}
.section11 {
    background: url(../img/section11.jpg)no-repeat top center;
    height: px
}
.section12 {
    background: url(../img/section12.jpg)no-repeat top center;
    height: px
}
.section13 {
    background: url(../img/section13.jpg)no-repeat top center;
    height: px
}
.section14 {
    background: url(../img/section14.jpg)no-repeat top center;
    height: px
}
.section15 {
    background: url(../img/section15.jpg)no-repeat top center;
    height: px
}
.section16 {
    background: url(../img/section16.jpg)no-repeat top center;
    height: px
}
.section17 {
    background: url(../img/section17.jpg)no-repeat top center;
    height: px
}
.section18 {
    background: url(../img/section18.jpg)no-repeat top center;
    height: px
}
.section19 {
    background: url(../img/section19.jpg)no-repeat top center;
    height: px
}
.section20 {
    background: url(../img/section20.jpg)no-repeat top center;
    height: px
}