html, body {
  margin: 0;
  padding: 0;
}

body {
  font: 76% arial, sans-serif;
  text-align: center;
}

div#header {
  position: relative;
  margin-bottom: 10px;
}

div#container {
  text-align: left;
  width: 800px;
  margin: 0 auto;
}

div#footer {
  clear: both;
  width: 100%;
  text-align: center;
  padding: 10px;
}




/* two-column layout */

div#two-column-right {
  float: right;
  width: 613px;
  padding: 10px;
  border: 1px solid #ddd;
}

div#two-column-left {
  float: left;
  width: 155px;
  padding-right: 10px;
  overflow: hidden;
}




/* single-column layout */

div#single-column {
  width: 778px;
  border: 1px solid #ddd;
  padding: 10px
}




/* three-column layout */

div#three-column-container {
  text-align: left;
  width: 920px;
  margin: 0 auto;
}

div#three-column-right {
  float: right;
  width: 200px;
  padding-left: 10px;
}

div#three-column-center {
  float: right;
  width: 523px;
  padding: 10px;
  border: 1px solid #ddd;
}

div#three-column-left {
  float: left;
  width: 155px;
  padding-right: 10px;
  overflow: hidden;
}





/* inbox layout */

div#inbox-container {
  text-align: left;
  width: 870px;
  margin: 0 auto;
}

div#inbox-right {
  float: right;
  width: 160px;
  padding-left: 10px;
}

div#inbox-left {
  float: left;
  width: 678px;
  padding: 10px;
  border: 1px solid #ddd;
}