html,
body {
  background-color: #000;
}
body {
  font-family: "Arial", "ヒラギノ角ゴ Pro W3", "HiraKakuPro-W3", osaka, sans-serif;
  font-weight: bold;
  font-size: 14px;
  color: #fff;
  line-height: 1;
  padding: 0;
  margin: 0;
}

#gradient {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

img {
  vertical-align: top;
}

h1,
h2 {
  margin: 0;
  font-size: 42px;
  font-family: "Arial", "ヒラギノ角ゴ Pro W3", "HiraKakuPro-W3", "meiryo", osaka, sans-serif;
  font-weight: bold;
  letter-spacing: 0;
}

dl,
ul {
  margin-bottom: 0;
  padding-left: 0;
}
dd {
  margin-bottom: 0;
}
li {
  list-style: none;
}

a,
a:link,
a:visited {
  text-decoration: none;
  color: #fff;
  transition: all 0.4s;
}
a:hover,
a:focus {
  color: #fff;
}

/* footer */
.footer-box {
  margin-top: 100px;
}
a.to-index-link {
  display: block;
  padding: 15px 0;
  text-align: center;
  background-color: #fff;
  font-size: 16px;
  color: #000 !important;
  text-decoration: none !important;
}
a.to-index-link:hover {
  background-color: #1a1a1a;
  color: #fff !important;
}
a.to-prevnext-link {
  display: block;
  padding-left: 30px;
  text-decoration: none !important;
}
a.to-prevnext-link:hover {
  background-color: #511a38 !important;
  color: #fff !important;
}
.site-logo-box {
  margin-top: 25px;
  text-align: center;
}
.thanks {
  margin-top: 25px;
  text-align: center;
  font-size: 11px;
  font-weight: normal;
}
.copy {
  margin-top: 5px;
  padding-bottom: 65px;
  text-align: center;
  font-size: 11px;
  font-weight: bold;
}

/* テキストスライドインエフェクト */
.effect-box {
  display: inline-block;
  white-space: nowrap;
  text-align: left;
}
.effect-box span {
  position: relative;
  display: inline-block;
  overflow: hidden;
  width: 0;
  transition: width 0.3s ease-in-out;
}
.effect-box span::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  display: block;
  width: 100%;
  height: 100%;
  background-color: #511a38;
  transition: right 0.3s ease-in-out 0.4s;
}
.effect-box.js-observed span {
  width: 100%;
}
.effect-box.js-observed span::before {
  right: -100%;
}

/* スライドイン遅延バリエーション */
.effect-box.effect-delay_1 span              { transition-delay: 0.2s; }
.effect-box.effect-delay_2 span              { transition-delay: 0.4s; }
.effect-box.effect-delay_3 span              { transition-delay: 0.6s; }
.effect-box.effect-delay_4 span              { transition-delay: 0.8s; }
.effect-box.effect-delay_5 span              { transition-delay: 1.0s; }
.effect-box.js-observed.effect-delay_1 span::before { transition-delay: 0.6s; }
.effect-box.js-observed.effect-delay_2 span::before { transition-delay: 0.8s; }
.effect-box.js-observed.effect-delay_3 span::before { transition-delay: 1.0s; }
.effect-box.js-observed.effect-delay_4 span::before { transition-delay: 1.2s; }
.effect-box.js-observed.effect-delay_5 span::before { transition-delay: 1.4s; }

.annotation {
  font-size: 80%;
}
.underline {
  border-bottom: 1px solid #fff;
  padding-bottom: 1px;
  text-decoration: none !important;
}
.underline_title {
  border-bottom: 4px solid #841c55;
  padding-bottom: 1px;
  text-decoration: none !important;
}

.title-box_label-sub span {
  font-size: 32px;
}