html{
	background-color: #CCCCCC;
	text-align: center;
	margin-top: 50px;
  scroll-behavior: smooth;
}
body{
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items:center;
  overflow-x: hidden;
}
 /* === ラジオボタンは非表示 ================== */
#langChenge input[type="radio"]{
  display    : none;
}
 
 /* === 各ラジオボタンのラベルをボタンに変更 == */
#langChenge label{
  display    : inline-block;
  border     : 1px solid #ccc;
  box-shadow : 2px 2px #999;
  padding    : 6px;
  color      : black;
  height     : 20px;
}
 
 /* === 選択されていない言語は非表示にする ==== */
#langEn:not(:checked) ~ * *:lang(en) {
  display    : none;
}
#langJa:not(:checked) ~ * *:lang(ja) {
  display    : none;
}
 
 /* === 選択されている言語のラベル色を変更 ==== */
#langEn:checked ~ label[for="langEn"] {
  background : white;
}
#langJa:checked ~ label[for="langJa"] {
  background : white;
}
a{
  display: inline-block;
}
header li{
  display: flex;
  flex-direction: row;
}
.btn{
	display:flex;
	flex-direction: column;
	width: 10em;
}
.btns{
	width: 100%;
	display: flex;
	flex-direction: row;
	flex-wrap: wrap;
	margin: auto;
	justify-content: center;
}
.btn a{
	text-decoration:none;
	padding: 5px;
	line-height: 25px;
	margin-top: 10px;
	margin-bottom: 5px;
	border: 2px solid #cccccc;
	border-bottom-color: black;
	border-right-color: black;
	border-top-color: whitesmoke;
	border-left-color: whitesmoke;
	color: black;
}
.btn a:hover {
	border-bottom-color: whitesmoke;
	border-right-color: whitesmoke;
	border-top-color: black;
	border-left-color: black;
}
.btn a:hover {
	border-bottom-color: whitesmoke;
	border-right-color: whitesmoke;
	border-top-color: black;
	border-left-color: black;
}
.headerbtn a:hover{
	border-bottom-color: whitesmoke;
	border-right-color: whitesmoke;
	border-top-color: black;
	border-left-color: black;
	background-color: blue;
	color: yellow;
}
.btnpushed a{
	border-bottom-color: whitesmoke;
	border-right-color: whitesmoke;
	border-top-color: black;
	border-left-color: black;
	background-color: blue;
	color: yellow;
}

.b20{
  max-width: 100%;
  margin: auto;
  margin-top: 20px;
  }





img{
  vertical-align: bottom;
}
.homebtn img{
  width: 100px;
}
.homebtn a{
	text-decoration:none;
}

.main{
  width: 70%;
  margin: auto;
}
.sumb{
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.header{
  font-family: arial;
  margin: 20px 5px 0px 5px;
  transition: transform 0.3s;
}

.header img{
  width: 280px;
  height: 380px;
  object-fit: cover;
  border: solid 1px;
}
.header a{
  text-decoration: none;
  color: black;
  margin: 0;
}
.header:hover {
  transform: translateY(-10px);
}
.chapter{
  width: 280px;
  display: flex;
  flex-direction: row;
  border: 1px solid;
  vertical-align: middle;
  background: white;
}
.chaptertitle{
  vertical-align: middle;
  text-align: left;
  line-height: 15px;
  padding: 4px 4px 2px 3px;
}
.year span{
  background: white;
  border-radius: 50%;
  padding: 3px;
}
.year{
  font-family: arial black;
  background: black;
  padding: 5px;
  white-space: nowrap;
}

.lastward{
	margin-top: 20px;
	margin-bottom: 40px;
}
#footer{
clear:both;
}
#page-top {
    position: fixed;
    right: 5px;
    bottom: 5px;  
}





table {
  border: 1px solid;
}
.caution{
 display: flex;
 justify-content: center;
 align-items: center;
}
.tableandspo{
 display: flex;
 flex-direction: column;
 justify-content: center;
 align-items: center;
  margin: auto;
}
.ctbig{
 font-size: 30px;
 font-weight: bold;
 background-color:red;
 color:yellow;
 margin-right: 5px;
}
.ctmini{
  display: flex;
  flex-direction: column;
  margin-left: 5px;
}
.rekiosi{
  display: flex;
  width: 70%;
  margin: auto;
}
.rekiosiimg{
  width: 24%;
}
.dd{
  display: flex;
  flex-direction: row;
  width: 50%;
  margin: auto;
}
.dd1{
  width: 60%;
}
.dd2{
  width: 40%;
}



@media (max-width: 1200px) {

}

@media (max-width: 619px) {
 .pagetop img{
    width: 16.12903226vw; /* 100(px) / 620(px) * 100vw */
  }
  

.main{
  width: 90%;
  margin: auto;
}
.sumb{
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.header{
  font-family: arial;
  margin: 5px 2px 0px 2px;
}

.header img{
  width: 180px;
  height: 190px;
  object-fit: cover;
  border: solid 1px;
}

.header a{
  text-decoration: none;
  color: black;
  margin: 0;
}
.chapter{
  width: 180px;
  display: flex;
  flex-direction: row;
  border: 1px solid;
  vertical-align: middle;
  background: white;
}


}