body {
  background-color: #c6c7c9;
}

.container {
  color: #7a8183;
  width: 876px;
  margin: auto;
  background-color: white;
}

.container.head {
  margin-top: 30px;
  background: white url(../css/img/b-head.png) no-repeat top left;
  height: 55px;
  _line-height: 55px;
}

.container.foot {
  background: white url(../css/img/b-foot.png) no-repeat top left;
  height: 55px;
  _line-height: 55px;
}

.container .inner {
  padding: 0 50px;
  border-left: 16px solid #ef7f01;
  border-right: 16px solid #ef7f01;
}

.container .content {
  height: 460px;
  margin-left: 250px;
  overflow: auto;
  margin-top: 40px;
}

.footer {
  color: #ef7f01;
  text-transform: uppercase;
}

#logo h1 {
  float: left;
  margin: 0; padding: 0;
  display: block; 
  width: 165px; height: 75px;
  overflow: hidden;
  position: relative;
}

#logo h1 span{
  margin: 0; padding: 0;
  display: block;
  width: 165px; height: 75px;
  position: absolute; top: 0; left: 0; z-index: 1;
  background: url('../css/img/logo.png') top left no-repeat;
  clear: both;
}

.navi {
  height: 75px;
  margin-left: 250px;
  line-height: 75px;
  font-size: 120%;
}


.navi a{
  color: #7a8183;
  text-decoration: none;
  padding: 30px 1em 30px 2em;
  line-height: 75px;
}

.navi a.active{
  color: #ef7f01;
}

.navi a.first {
  background: url(../css/img/1st-menu.png) no-repeat left center;
}
.navi a.second {
  background: url(../css/img/2nd-menu.png) no-repeat left center;
}
.navi a.thrird {
  background: url(../css/img/3rd-menu.png) no-repeat left center;
}