img { border-style: none; }
#sekou_contents { background-image: url(./sekou_img/bg_top.gif); background-repeat: no-repeat; width: 800px; height: 475px; margin: 0; padding: 125px 0 0; }
#sekou_btimg { width: 756px; margin-right: auto; margin-left: auto; }
.sekou_button_l { width: 189px; float: left; }
.sekou_button_r { width: 189px; float: right; }
.img_margin { margin: 0; }