#event_box{ width:100%;position:relative;padding-bottom:90px;border-top:1px solid #b6b6b6; }
#event_box .event1{ width:100%;background:url("../img/event/img/bg1.jpg") no-repeat; background-size:cover;padding-top:10px; }
#event_box  span{display:block;}
#event_box .event1 span.tit{display:block;padding-top:10px;}
#event_box .event1 span.btn1{ width:29.7%;margin:0 auto;display:block;padding-bottom:50px;}
#event_box .event1 span.btn1 img{width:100%;}

#event_box .event2{ width:100%;background:url("../img/event/img/bg2.jpg") no-repeat; background-size:cover;padding-top:10px; }
#event_box .event2 span.btn2{ width:36.6%;margin:0 auto;display:block;padding-bottom:50px;}
#event_box .event2 span.btn2 img{width:100%;}