/* header, .contents_block, .footer_contents {border:1px solid red !important;}
#contents_box, .contents_blocks, .footer_box {border: 1px solid limegreen !important;}
#contents, .block-double, .block-triple, .block-triple2, .block-quad, .block-quad3, #header_logo {border: 1px solid lightblue !important;} */

/*loading*/
#loader-bg {
  background: rgba(255, 255, 255, 1);
  height: 100%;
  width: 100%;
  position: fixed;
  top: 0px;
  left: 0px;
  z-index: 900;
}
#loader-bg .bouncingLoader {
  background: #fff;
  position: fixed;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  z-index: 910;
}
.bouncingLoader>div,
.bouncingLoader:before,
.bouncingLoader:after {
  display: inline-block;
  width: 13px;
  height: 13px;
  background: hsl(243, 80%, 62%);
  margin-bottom: -5px;
  border-radius: 50%;
  animation: bouncing-loader 0.6s infinite alternate;
}
.bouncingLoader>div,
.bouncingLoader:before,
.bouncingLoader:after {
  content: "";
}
.bouncingLoader>div {
  margin: 0 5px;
}
.bouncingLoader>div {
  animation-delay: 0.2s;
}
.bouncingLoader:after {
  animation-delay: 0.4s;
}
@keyframes bouncing-loader {
  to {
    opacity: 0.1;
    transform: translate3d(0, -16px, 0);
  }
}

/* additional font */
.volt-reg {
  font-family: "Voltaire", sans-serif;
  font-weight: 400;
}
.sm-reg {
  font-family: "Shippori Mincho B1", serif;
  font-weight: 400;
  font-style: normal;
}
.shippori-mincho-b1-medium {
  font-family: "Shippori Mincho B1", serif;
  font-weight: 500;
  font-style: normal;
}
.sm-bold {
  font-family: "Shippori Mincho B1", serif;
  font-weight: 700;
  font-style: normal;
}

/*font-styles*/
.bold {font-weight: bold !important;}
.large {font-size: 120% !important;}
.middle {font-size: 85% !important;}
.small {font-size: 60% !important;}
.center {text-align: center !important;}
.right {text-align: right !important;}

/*font-color*/
.tx_wt {color: rgb(255,255,255) !important;}

/*background-color*/
.bg_fr {border: 1px solid rgb(255, 255, 255)}
.bg_wt {background-color: rgba(255, 255, 255, .85) !important;}
.bg_blr {backdrop-filter: blur(2vw) important;}

.highlight-text {
  display: inline;
  background-color: rgb(255, 255, 255); /* ← ここで背景色指定 */
  padding: 0 0.2em; /* 文字と背景の余白調整 */
}

/*round-corner*/
.bg_1r {border-radius: 1vw;}
.bg_hr {border-radius: .5vw;}

/*wording-rule*/
.main-catch {
  font-size: 5.2vh;
  line-height: 1.6em;
  font-weight: bold;

  width: 100%;
  max-width: 720px;
  margin: 0 0 2vh 0;
}
.second-catch {
  font-size: 3vh;
  line-height: 1.6em;
  font-weight: bold;

  width: 100%;
  max-width: 720px;
  margin: 0 0 2vh 0;
}
.catch {
  font-size: 3vh;
  line-height: 1.6em;
  font-weight: bold;
  width: 100%;
  max-width: 720px;
  margin: 0 0 2vh 0;
}
.lead {
  font-size: 2vh;
  line-height: 2em;
  text-align: justify;
  text-justify: inter-ideograph;
  font-weight: bold;
  width: 100%;
  max-width: 720px;
  margin: 0 0 6vh 0;
}

.column-title {
  font-size: 2.5vh;
  line-height: 1em;
  font-weight: bold;
  width: 100%;
  max-width: 720px;
  margin: 0 0 2vh 0;
}
.exbit-year {
  font-size: 7vh;
  line-height: 1.1em;
}
.exbit-title {
  font-size: 1.8vh;
  line-height: 1.4em;
}
.exbit-body {
  font-size: 2vh;
  line-height: 1.6em;
  text-align: justify;
  text-justify: inter-ideograph;
}

.bodytext {
  font-size: 2.2vh;
  line-height: 2em;
  text-align: justify;
  text-justify: inter-ideograph;
  width: 100%;
  max-width: 720px;
  margin: 0 0 2vh 0;
}
.box-bodytext {
  font-size: 1.8vh;
  line-height: 1.8em;
  text-align: justify;
  text-justify: inter-ideograph;
}
.bodytext:last-child,
.lead:last-child {
  margin: 0;
}

/*wording-decolation*/
.centering {
  margin: 0 auto 2vh !important;
  overflow: hidden;
}

.side-line10 {
  padding: 0 0 0 2vw !important;
  border-left: 10px solid rgb(255, 255, 255);
}
.side-line5 {
  padding: 0 0 0 2vw !important;
  border-left: 5px solid rgb(255, 255, 255);
}
.bottom-line5 {
  padding: 0 0 1vh 0 !important;
  margin: 0 auto 4vh !important;
  border-bottom: 5px solid rgb(255, 255, 255);
}
.top-line10 {
  position: relative;
  display: inline-block; /* または block でもOK */
}
.top-line10::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 10vw;          /* ← 横幅10vw！ */
  border-top: 2px solid #000;  /* 線の太さ・色を指定 */
}
.button-nr a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1vh auto;
    padding: .5em 1em;
    width: 80%;

    color: rgb(20, 24, 36);
    font-size: 16px;
    background-color: rgb(241,141,0);
    border-radius: 50vh;
}
.button-nr a::after {
    content: '';
    width: 10px;
    height: 10px;
    border-top: 3px solid rgb(20, 24, 36);
    border-right: 3px solid rgb(20, 24, 36);
    transform: rotate(45deg);
}
.button-nr a:hover {
    text-decoration: none;
    background-color: rgb(250, 213, 160);
}

.poster-image {
  width: 100%;
  max-width: 420px;
  margin: 10vh auto;
  overflow: hidden;

  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}
.block-image {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 2vh;
  text-align: center;
  overflow: hidden;
}
.circle-image {
  margin: 0 auto 2vh;
  position: relative;
  width: 100%;
  max-width: 300px;
  overflow: hidden;
  background: rgba(120, 120, 120, .5);
  border-radius: 50%;
}
.square-image {
  margin: 0 auto 2vh;
  position: relative;
  width: 100%;
  overflow: hidden;
  background: rgba(120, 120, 120, .5);
}
.square-image::before,
.circle-image::before {
  content: "";
  display: block;
  padding-top: 100%;
}
.square-image img,
.circle-image img {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  height: 100%;
}
.poster-image img, .block-image img {
  height: auto;
  max-width: 100%;
}
.block-image:last-child {
  margin: 0 auto;
}

.inline-box {
  position: relative;
  width: 100%;
  margin: 0 auto 4vh;
}
.inline-box:before {
  content: "";
  display: block;
  padding-top: 75%;
}
.inline-box iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* table set */
tr {
  margin: 0;
  overflow: hidden;
}
tr:nth-child(even) {
  background-image: radial-gradient(rgba(220, 220, 220, .8) 25%, transparent 0%),
    radial-gradient(rgba(252, 190, 193, .8) 25%, transparent 0%);
  background-size: .5vh .5vh;
  background-position: 0 0, .25vh .25vh;
}
th {
  color: rgb(255, 255, 255);
  font-size: 2vh;
  font-weight: bold;
  line-height: 2em;
  text-align: center;
  border-bottom: 1px solid rgb(255, 255, 255);
}
td {
  color: rgb(7, 12, 71);
  font-size: 2.2vh;
  font-weight: normal;
  line-height: 2em;
  text-align: left;
  padding: 1.5vh;
  border-bottom: 1px dotted rgb(7, 12, 71);
}

td:nth-of-type(1) {
  width: 15%;
  font-size: 1.8vh;
  font-weight: bold;
}
td:nth-of-type(2) {
  width: 40%;
  font-weight: bold;
}
td:nth-of-type(3) {
  width: 25%;
  font-size: 1.8vh;
}
td:nth-of-type(4) {
  width: 20%;
  font-size: 1.6vh;
}


/* Page is a scroll viewport; body itself does not scroll */
.loop-viewport {
  height: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-behavior: auto;
}
.loop-track {
  position: relative;
}

/* Hero with parallax */
.parallax-cover {
  position: relative;
  height: 100vh;
  margin: 0 0 10vh 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.parallax {
  position: relative;
  margin: 0 0 4vh 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.parallax-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 0;
  background-repeat: repeat-y;
  transform: translateZ(0);

  box-shadow:
    inset 2px 2px 5px rgba(0, 0, 0, 0.5),
    inset -2px -2px 5px rgba(255, 255, 255, 1);
}
.para-ex {
  margin: 0 !important;
  height: 100vh !important;
}

/* gallery */
.container_gallery {
  margin: 0;
  padding: 0;
  width: 100%;
  color: rgb(255, 255, 255);
}
.parallax_section {
  display: flex;
  height: 100vh;
  min-height: 50vh;
  justify-content: center;
  align-items: center;
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
/* モバイルで fixed を切る */
@media (hover: none) and (pointer: coarse) {
  .parallax_section { background-attachment: scroll; }
}
/* iOS特化のセーフティ */
@supports (-webkit-touch-callout: none) {
  .parallax_section { background-attachment: scroll; }
}
.background_img_01 {
  background-image: url('../images/bg_2019.jpg');
}
.background_img_02 {
  background-image: url('../images/bg_desc.jpg');
}


.fade-in-element {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s ease-in-out, transform 1s ease-in-out;
}
.fade-in-element.show {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-fast {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}
.fade-in-fast.show {
  opacity: 1;
  transform: translateY(0);
}
/* 左からスライドイン */
.slide-in-left {
  opacity: 0;
  transform: translateX(-100px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.slide-in-left.show {
  opacity: 1;
  transform: translateX(0);
}
/* 右からスライドイン */
.slide-in-right {
  opacity: 0;
  transform: translateX(100px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.slide-in-right.show {
  opacity: 1;
  transform: translateX(0);
}
/* 下からスライドイン */
.slide-in-up {
  opacity: 0;
  transform: translateY(100px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.slide-in-up.show {
  opacity: 1;
  transform: translateY(0);
}
/* 上からスライドイン */
.slide-in-down {
  opacity: 0;
  transform: translateY(-100px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.slide-in-down.show {
  opacity: 1;
  transform: translateY(0);
}


@media screen and (max-width:767px) {

.poster-image {
  width: 100%;
  max-width: 320px;
  margin: 15vh auto;
  overflow: hidden;

  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}
.poster-image img {
  height: auto;
  max-width: 100%;
}

}