body {
  margin: 0px;
  padding: 0px;
  text-align: center;
}

#contents {
  width: 1100px;
  margin: 0px auto;
  display: table;
}


/* ********** メイン ********** */

#mainContent {
  display: table-cell;
  text-align: center;
  padding-left: 20px;
}

#login_box {
  width: 300px;
  margin: 50px auto;
  text-align: left;
  font-family: 'Lucida Grande', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  font-size: 20px;
  line-height: 110%;
}

#login_box td {
  padding-top: 20px;
}

#login_box input {
  font-size: 20px;
}


/* ********** サイド ********** */

#sideContent {
  display: table-cell;
  width: 250px;
  text-align: left;
  background-color: #87bdea;
  background: -webkit-linear-gradient(left, #71a4cf, #ABD0EF);
  background: linear-gradient(to right, #71a4cf, #ABD0EF);
  font-family: 'Lucida Grande', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  vertical-align: top;
}

h1 {
  margin: 0px;
  padding-top: 8px;
}


/* ********** フッタ ********** */

footer {
  width: 1100px;
  height: 10px;
  margin: 0px auto;
  background-color: #1F69A7;
}