.header{/*ページ上部*/
  width:570px;
  height:50px;
}

.content {/*白囲みページ*/
  width: 570px;
  height:1800px; 
  background: #eee;
  padding: 1.6rem;
  line-height: 1.8rem;

  display: flex;
  justify-content: center;
  align-items: center;
}

.box{/*ページ内部*/
  width: 500px;
  height:1800px; 
  background: #eee;
  border-left: 2px solid #aaa;
  padding: 1.6rem;
  line-height: 1.8rem;
}

.trailer{/*トレーラー*/
  width: 500px;
  height:650px; 
  justify-content: center;
  align-items: center;
}
.cont{/*目次*/
  width: 500px;
  height:1050px; 
 text-align:left;
	padding-left:40px;
}


.link{
  width: 500px;
 height:20px; 
 text-align:right;
}
.footer{/*ページ下部*/
	color:#fff;
　width: 570px;
  height:50px;
	padding-right:20px;
}




.address {
 text-align:right;
 white-space: nowrap;
}




a:link,a:visited {
    color:#000;
    font-style:normal;
    text-decoration:underline;
}

a:hover {/*マウスをのせたとき*/
    color:#ff0000;
    font-style:normal;
    text-decoration:underline;
}
a:active {/*クリック中*/
    text-decoration:none;
}