#footer{ margin-top:0; }
.area{ width:100%; background-position: 50% 0; }
.area .box{ margin:0 auto; width:980px; }
#area{ background-color:#000; }
#area1 { height: 856px; background-image: url(area_01.jpg); }
#area2 { height: 750px; background-image: url(area_02.jpg); }
#area3 { height: 1162px; background-image: url(area_03.jpg); }
#area4 { height: 825px; background-image: url(area_04.jpg); }