.sub_visual{background:url(/images/activity/visual.png) no-repeat 50%;}

.activity1 .pg_info{padding-bottom:0;}
.activity1 .pg_info img{margin-top:10px}
 
 
 .activity2 .bg1{background:url(/images/activity/bg2.png) no-repeat 50% #f3f3f3;}