body{
  font-family: "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
  font-size: 17px;
  margin: 0px;
  background: #d0e0ff;
}

.header {
  position: relative;
  height: 440px;
  width: 100%;
  background: #d0e0ff;
  text-align: center;
}

h1 {
  display: block;
  font-size: 2em;
  margin-block-start: 0px;
  margin-block-end: 0px;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
  font-weight: bold;
}

h2 {
  display: block;
  font-size: 1.1em;
  margin-block-start: 1em;
  margin-block-end: 1em;
  margin-inline-start: 0;
  margin-inline-end: 0;
  font-weight: bold;
}

.title,
.title2 {
  position: absolute;
  margin: 0 auto;
  right: 0;
  left: 0;
  top: 150px;
}

.title2 {
  top: 140px;
}

.comment,
.comment12,
.comment13,
.comment21,
.comment22,
.comment23 {
  position: absolute;
  margin: 0 auto;
  right: 0;
  left: 0;
  top: 260px;
}

.comment12 {
  top: 250px;
}

.comment13 {
  top: 240px;
}

.comment21 {
  top: 280px;
}

.comment22 {
  top: 270px;
}

.comment23 {
  top: 255px;
}

.top_logo {
  position: absolute;
  top: 120px;
  left: 30px;
  width: 120px;
  z-index: 99;
}

.catch_copy {
  position: absolute;
  top: 250px;
  left: 45px;
  font-size: 15px;
}

.breadcrumb {
  position: absolute;
  top: 70px;
  left: 30px;
}

.share_buttons img:hover {
  opacity: 80%;
}

.foot_share_buttons img:hover {
  opacity: 80%;
}

.top_logo:hover {
  opacity: 80%;
}

.share_buttons {
  position: absolute;
  right: 60px;
  top: 30px;
  text-align: right;
}

.share_buttons_mobile {
  display: none;
}

.prevnext{
  position: absolute;
  bottom: 90px;
  width: 350px;
  left: 0;
  right: 0;
  margin: 0 auto;
}

.prev {
  position: absolute;
  top: 0px;
  left: 0px;
}

.next {
  position: absolute;
  top: 0px;
  right: 0;
}

.dates {
  position: absolute;
  bottom: 15px;
  right: 30px;
  width: 150px;
  text-align: left;
  font-size: 14px;
}

.middle_area{
  position: relative;
  top: 0px;
  line-height: 1.6;
  color: #111111;
  background: #f5ffff;
  padding: 0px;
  margin: 0px;
  border-left-style: solid;
  border-left-color: #e0ffff;
  border-left-width: 40px;
}

.foot_ad {
  text-align: center;
}

.footer{
  position: relative;
  top: 0px;
  height: 250px;
  width: 100%;
  background: #d0e0ff;
}

.foot_share_buttons {
  position: absolute;
  left: 30px;
  top: 20px;
}

.foot_share_buttons_mobile {
  display: none;
}

.prevnext_foot{
  position: absolute;
  top: 70px;
  width: 350px;
  left: 0;
  right: 0;
  margin: 0 auto;
}

.return_top {
  position: absolute;
  top: 120px;
  left: 0px;
  right: 0px;
  width: 250px;
  margin: 0 auto;
  text-align: center;
}

.copyright{
  position: absolute;
  right: 20px;
  bottom: 10px;
}

.maintxt {
  padding: 10px;
  text-align: left;
  margin: 0 auto;
  box-sizing: border-box;
  width: 95%;
}

.note,.revise {
  display: block;
  font-size: 15px;
  margin: 0 auto;
  text-align: left;
  width: 80%;
  padding: 25px 0px;
}

.revise {
  color: red;
}

.eqinline {
  font-size: 17px;
  padding: 0px 4px;
}

.display {
  display: block;
  margin: 20px auto;
  text-align : center;
  /*font-size: 17px;*/
  width: 90%;
  padding: 15px;
  text-align: center;
  font-size: 0px;
  overflow-x: auto;
  overflow-y: hidden;
  background-color: #f5ffff;
  border-radius: 4px;
  border: 1px solid #d0d0d0;
}

.display::-webkit-scrollbar{height:12px;}/*バーの太さ*/
.display::-webkit-scrollbar-track{background:#cdcdcd; border-radius: 4px;}/*バーの背景色*/
.display::-webkit-scrollbar-thumb{background:#f0e0e0; border-radius: 4px;}/*バーの色*/


.attention {
  color: red;
  font-weight: bold;
}

.attention2 {
  font-weight: bold;
}

.figures {
  text-align: center;
}

.hidden_indent { margin-left: 14px; }
.exclamation { margin-right: 3px; }
.question { margin-right: 4px; }
.period { margin-right: 11px; }
.punctuation { margin-right: 4px; }

.note > .hidden_indent { margin-left: 10px; }

.revise > .hidden_indent { margin-left: 10px; }

.share_buttons img, .foot_share_buttons img {
  margin: 0 5px;
}

.amazon {
  text-align: center;
}

.amazon table {
  width: 80%;
  margin: 50px auto;
  text-align: left;
  border-collapse: collapse;
}

.amazon table td {
  border: solid 2px gray;
  padding: 10px;
}

@media screen and (max-width: 480px) {

  body{
    font-size: 15px;
  }

  .header {
    height: 380px;
  }

  .title {
    top: 150px;
  }

  .title2 {
    top:  130px;
  }

  h1 {
    font-size: 1.7em;
  }

  .comment,
  .comment12,
  .comment13,
  .comment21,
  .comment22,
  .comment23 {
    top: 230px;
    font-size: 12px;
  }

  .comment12 {
    top: 220px;
  }

  .comment13 {
    top: 210px;
  }

  .comment21 {
    top: 240px;
  }

  .comment22 {
    top: 230px;
  }

  .comment23 {
    top: 215px;
  }

  .top_logo {
    top: 60px;
    left: 15px;
    width: 45px;
  }

  .catch_copy {
    top: 110px;
    left: 10px;
    font-size: 9px;
  }

  .breadcrumb {
    top: 30px;
    left: 15px;
    font-size: 11px;
  }

  .share_buttons {
    display: none;
  }

  .share_buttons_mobile {
    display: inherit;
    position: absolute;
    right: 20px;
    top: 70px;
  }

  .prevnext{
    bottom: 90px;
    width: 250px;
  }

  .dates {
    bottom: 10px;
    right: 10px;
    width: 105px;
    font-size: 11px;
  }

  .middle_area{
    line-height: 1.7;
    color: #333333;
    background: #FFFFF5;
    border-left-width: 0;
  }

  .note {
    font-size: 12px;
  }

  .revise {
    font-size: 12px;
  }

  .eqinline {
    font-size: 15px;
    /*padding: 0px 3px;*/
  }

  .display {
    width: 85%;
    margin: 5px auto;
    padding: 15px;
    text-align: center;
    font-size: 0px;
    overflow-x: auto;
    overflow-y: hidden;
    background-color: #ffffd8;
    border-radius: 4px;
    border: 1px solid #4070d0;
  }

  .display::-webkit-scrollbar{height:6px;}/*バーの太さ*/
  .display::-webkit-scrollbar-track{background:#dddddd; border-radius: 3px;}/*バーの背景色*/
  .display::-webkit-scrollbar-thumb{background:#87cefa; border-radius: 3px;}/*バーの色*/

  img {
    width: 60%;
  }

  .amazon_ad {
    display: none;
  }

  img.mycm{
    width: 95%;
  }

  .share_buttons_mobile img, .foot_share_buttons_mobile img {
    width: 25px;
    margin: 0 0 0 15px;
  }

  .hidden_indent { margin-left: 12px; }
  .period { margin-right: 9px; }

  .note > .hidden_indent { margin-left: 8px; }

  .revise > .hidden_indent { margin-left: 8px; }

  .foot_share_buttons {
    display: none;
  }

  .foot_share_buttons_mobile {
    display: inherit;
    position: absolute;
    left: 30px;
    top: 20px;
  }

  .prevnext_foot{
    top: 70px;
    width: 250px;
  }

  .return_top {
    top: 120px;
    width: 250px;
  }

  .copyright{
    font-size: 11px;
    right: 10px;
    bottom: 5px;
  }
/*
  .fb_iframe_widget > span {
    vertical-align: baseline !important;
  }
*/

  .amazon table {
    width: 90%;
  }

  .amazon img {
    height: 110px;
    width: auto;
  }

}