body {
  color: #000;
  font-family: "ＭＳ Ｐゴシック", "Osaka‐等幅";
  font-size: 12px;
  padding: 10px;
  background: #eee;
  line-height: 150%;
}

#main {
  width: 728px;
  border-color: #999;
  border-style: solid;
  border-width: 1px;
  background: #fff;  
}

#header {
  border-color: #999;
  border-style: solid;
  border-width: 0 0 1px 0;
}

#banner {
  border-color: #999;
  border-style: solid;
  border-width: 0 0 1px 0;
}

#slideshow{
   position: relative;
   width:  800px; /* 画像の横幅に合わせて記述 */
   height: 230px; /* 画像の高さに合わせて記述 */
}

#slideshow img {
   position: absolute;
   top: 0;
   left:0;
   z-index: 8;
   opacity: 0.0;
}

#slideshow img.active {
   z-index: 10;
   opacity: 1.0;
}

#slideshow img.last-active {
   z-index: 9;
}

#menu {
  padding: 5px 0 5px 5px;
  background: #eee;
  border-style: solid;
  border-color: #999;
  border-width: 0 0 1px 0;
}

.menu_item {
  float: left;
  margin: 0 50px 0 0;
  padding: 0 0 0 10px;
  border-style: solid;
  border-color: #0ff;
  border-width: 0 0 0 3px;
}

#content {
  padding: 30px 100px 30px 30px;
}

#content_left {
  float: left;
  padding: 10px;
}

#content_right {
  float: left;
  padding: 10px;
}

#footer {
  clear: both;
  padding: 10px;
  text-align: center;
  border-color: #0ff;
  border-style: solid;
  border-width: 1px 0 0 0;
}

.title {
  padding: 5px 10px;
  font-size: 16px;
  font-weight: bold;
  border-style: solid;
  border-color: #09f;
  border-width: 0 0 0 3px;
  background: #eee;
}

table {
  font-size: 12px;
}

table td {
  text-align: left;
  padding: 3px 5px;
  background: #eee;  
  line-height: 130%;
}

p {
  padding: 5px;
  margin: 10px 0;
}

.error {
  color: #f00;
  margin: 10px 0;
  font-weight: bold;
}