body{margin:0;padding:0;}

.main{background:url(../images/main/visual_180619.png)center no-repeat;height:4806px;}

.summer_main{background:url(../images/main/visual_180604.png)center no-repeat;height:3292px;}
.interior_main{background:url(../images/main/visual_1806199.png)center no-repeat;height:3757px;}
.interior2_main{background:url(../images/main/bg_180713.png)center no-repeat;height:3899px;}