.top-btn > div {
	background-image: url(../img/sub/sub04/t-btn1.png);
}
.top-btn > div:nth-child(2) {
	background-image: url(../img/sub/sub04/t-btn2.png);
}
.top-btn > div:nth-child(3) {
	background-image: url(../img/sub/sub04/t-btn3.png);
}
.top-btn > div:nth-child(4) {
	background-image: url(../img/sub/sub04/t-btn4.png);
}

.main-con > div:first-child {
	background:#787681;

}


.img-item1 {
    background-image: url(../img/sub/sub04/sub4-1.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.img-item2 {
    background-image: url(../img/sub/sub04/sub4-2.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.img-item3 {
    background-image: url(../img/sub/sub04/sub4-3.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.img-item4 {
    background-image: url(../img/sub/sub04/sub4-4.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.img-item5 {
    background-image: url(../img/sub/sub04/sub4-5.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.img-item6 {
    background-image: url(../img/sub/sub04/sub4-7.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.img1{
    background-image: url(../img/sub/sub04/st-g1.gif);
}
.img2{
    background-image: url(../img/sub/sub04/st-g2.gif);
}
.img3{
    background-image: url(../img/sub/sub04/st-g3.gif);
}
.img4{
    background-image: url(../img/sub/sub04/st-g4.gif);
}
.img5{
    background-image: url(../img/sub/sub04/st-g5.gif);
}
.img6{
    background-image: url(../img/sub/sub04/st-g6.gif);
}
.img7{
    background-image: url(../img/sub/sub04/st-g7.gif);
}
.img8{
    background-image: url(../img/sub/sub04/st-g8.gif);
}
.img9{
    background-image: url(../img/sub/sub04/sp-g1.gif);
}
.img10{
    background-image: url(../img/sub/sub04/sp-g2.gif);
}
.img11{
    background-image: url(../img/sub/sub04/st-g1.gif);
}
.img12{
    background-image: url(../img/sub/sub04/st-g5.gif);
}