#allgroup {
 width:760px;
 background-color:#FFFFFF;
}

#header {
 height:350px;
 background-color:#FFFFFF;
}

#subgroup {
 float: left;
 width: 220px;
 margin: 5px 0;
 background-color:#FFFFFF;
}

#maingroup {
 float: right;
 width: 535px
 margin: 5px 0;
 background-color:#FFFFFF;
}

#maingroup a{
 font-weight:700;
 font-size:130%;

}

#footer {
 clear: both;
 height: 5px;
 background-color:#DDDDDD;
}

#.header-info {
 margin:5px 5px;
 font-size:80%;
 letter-spacing: 0.1em;
}

#.main_link_font1 {
  margin:5px 5px;
  font-size:80%;
  font-weight:bold;
}

#.main_link_font2 {
  margin:5px 5px;
  font-size:80%;
}

/*ƒŠƒ“ƒN‰æ‘œ*/
a#refine {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/refine_botton_top.jpg) no-repeat;
 margin:3px 0;
}

a#refine:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/refine_botton_hover_top.jpg) no-repeat;
 margin:3px 0;
}

a#corp {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/corp_botton_top.jpg) no-repeat;
 margin:3px 0;
}

a#corp:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/corp_botton_hover_top.jpg) no-repeat;
 margin:3px 0;
}

a#flow {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/flow_botton_top.jpg) no-repeat;
 margin:3px 0;
}

a#flow:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/flow_botton_hover_top.jpg) no-repeat;
 margin:3px 0;
}

a#staff {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/staff_botton_top.jpg) no-repeat;
 margin:3px 0;
}

a#staff:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/staff_botton_hover_top.jpg) no-repeat;
 margin:3px 0;
}

a#qa {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/qa_botton_top.jpg) no-repeat;
 margin:3px 0;
}

a#qa:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/qa_botton_hover_top.jpg) no-repeat;
 margin:3px 0;
}

a#park {
 display: block;
 text-decoration: none;
 text-indent: -9999px;
 width: 169px;
 height: 58px;
 background: url(images/top_logo/hiroba_botton_top.gif) no-repeat;
 margin:3px 0;
}

a#park:hover {
 width: 169px;
 height: 58px;
 background: url(images/top_logo/hiroba_botton_hover_top.gif) no-repeat;
 margin:3px 0;
}