html , body {
overflow-x:hidden;
height: 100%;
  background-image:url("img/bg2.jpg");
  background-repeat:no-repeat;
  background-position:top center;
}

div.main {
  width: 780px;
  height: 100%;
  text-align:middle;
}

div.navi {
float:left;
  width: 780px;
  height: 20px;
  text-align:middle;
}


div.head {float:left; width:780px;
  height: 120px;

}
.menu {float:left; width:780px;

  height: 20px;
  padding-top: 10px;
  padding-left: 20px;
  text-align: center;

.style1{
font-size: 12;}

div.cell{float:left; width:390px;
font-size: 12;
  height: 200px;}