/* header height */
/* sub-header height */
@keyframes infinity-scroll-left {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}
@keyframes blinking-s {
  0% {
    opacity: 0.75;
  }
  100% {
    opacity: 1;
  }
}
@keyframes blinking {
  0% {
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}
@keyframes fade-in {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes fade-in-left {
  0% {
    transform: translateX(60px);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}
@keyframes fade-in-right {
  0% {
    transform: translateX(-60px);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}
@keyframes fade-in-up {
  0% {
    transform: translateY(60px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
@keyframes fade-in-down {
  0% {
    transform: translateY(-50px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
@keyframes fade-zoom-in {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}
@keyframes fade-zoom-out {
  0% {
    transform: scale(1.1);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}
@keyframes fade-clip-left {
  from {
    -webkit-clip-path: inset(0 100% 0 0);
            clip-path: inset(0 100% 0 0);
    opacity: 0;
  }
  to {
    -webkit-clip-path: inset(0 0 0 0);
            clip-path: inset(0 0 0 0);
    opacity: 1;
  }
}
@keyframes fade-clip-right {
  from {
    -webkit-clip-path: inset(0 0 0 100%);
            clip-path: inset(0 0 0 100%);
    opacity: 0;
  }
  to {
    -webkit-clip-path: inset(0 0 0 0);
            clip-path: inset(0 0 0 0);
    opacity: 1;
  }
}
@keyframes fade-clip-up {
  from {
    -webkit-clip-path: inset(100% 0 0 0);
            clip-path: inset(100% 0 0 0);
    opacity: 0;
  }
  to {
    -webkit-clip-path: inset(0 0 0 0);
            clip-path: inset(0 0 0 0);
    opacity: 1;
  }
}
@keyframes fade-clip-down {
  from {
    -webkit-clip-path: inset(0 0 100% 0);
            clip-path: inset(0 0 100% 0);
    opacity: 0;
  }
  to {
    -webkit-clip-path: inset(0 0 0 0);
            clip-path: inset(0 0 0 0);
    opacity: 1;
  }
}
@keyframes fade-clip-center {
  from {
    -webkit-clip-path: inset(100%);
            clip-path: inset(100%);
    opacity: 0;
  }
  to {
    -webkit-clip-path: inset(0);
            clip-path: inset(0);
    opacity: 1;
  }
}
@keyframes fade-clip-circle {
  from {
    -webkit-clip-path: circle(0 at 50% 50%);
            clip-path: circle(0 at 50% 50%);
    opacity: 0;
  }
  to {
    -webkit-clip-path: circle(100% at 50% 50%);
            clip-path: circle(100% at 50% 50%);
    opacity: 1;
  }
}
@keyframes fade-clip-skew {
  from {
    -webkit-clip-path: polygon(0 0, 0 0, 0 0);
            clip-path: polygon(0 0, 0 0, 0 0);
    opacity: 0;
  }
  to {
    -webkit-clip-path: polygon(0 0, 200% 0, 0 200%);
            clip-path: polygon(0 0, 200% 0, 0 200%);
    opacity: 1;
  }
}
@keyframes fade-clip-wave {
  from {
    -webkit-clip-path: polygon(0 0, 0 0, 0 0);
            clip-path: polygon(0 0, 0 0, 0 0);
    transition: all 0.5s cubic-bezier(0.55, 0.06, 0.33, 1.85);
    transform: translateX(-30px) scale(0.8) skew(8deg);
    opacity: 0;
  }
  to {
    -webkit-clip-path: polygon(0 0, 200% 0, 0 200%);
            clip-path: polygon(0 0, 200% 0, 0 200%);
    transform: translateX(0) scale(1) skew(0);
    opacity: 1;
  }
}
@keyframes cover-left {
  0%, 20% {
    transform-origin: 0 50%;
  }
  20%, 100% {
    transform-origin: 100% 50%;
  }
  20% {
    transform: scaleX(1);
  }
  100% {
    transform: scaleX(0);
  }
}
@keyframes cover-right {
  0%, 20% {
    transform-origin: 100% 50%;
  }
  20%, 100% {
    transform-origin: 0 50%;
  }
  20% {
    transform: scaleX(1);
  }
  100% {
    transform: scaleX(0);
  }
}
@keyframes cover-up {
  0%, 20% {
    transform-origin: 50% 100%;
  }
  20%, 100% {
    transform-origin: 50% 0;
  }
  20% {
    transform: scaleY(1);
  }
  100% {
    transform: scaleY(0);
  }
}
@keyframes cover-down {
  0%, 20% {
    transform-origin: 50% 0;
  }
  20%, 100% {
    transform-origin: 50% 100%;
  }
  20% {
    transform: scaleY(1);
  }
  100% {
    transform: scaleY(0);
  }
}
@keyframes hover-zoom-in {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.1);
  }
}
@keyframes hover-zoom-out {
  0% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}
@keyframes hover-zoom-in-blink {
  0% {
    transform: scale(1);
    opacity: 0.9;
  }
  100% {
    transform: scale(1.1);
    opacity: 1;
  }
}
@keyframes hover-zoom-out-blink {
  0% {
    transform: scale(1.1);
    opacity: 0.5;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}
.about {
  padding-top: 10px;
  margin-bottom: 32px;
}
.about__text {
  font-weight: 700;
  line-break: strict;
  line-height: 200%;
  font-size: 1.25rem;
  margin-bottom: 0px;
}

.history {
  padding-bottom: 150px;
}
.history__text {
  font-weight: normal;
  line-break: strict;
  line-height: 200%;
  font-size: 1rem;
  margin-bottom: 50px;
}
.history a {
  text-decoration: underline;
  will-change: transform opacity;
}
.history__table {
  display: table;
  table-layout: fixed;
  border-collapse: collapse;
  border-top: solid 1px #474747;
  border-bottom: solid 1px #474747;
  width: 100%;
}
.history__table tr {
  box-sizing: border-box;
}
.history__table tr:first-child {
  border-top: solid 1px #474747;
}
.history__table tr:first-child td {
  padding-top: 20px;
}
.history__table tr:last-child td {
  padding-bottom: 20px;
}
.history__table td {
  font-weight: normal;
  line-break: strict;
  line-height: 1.6;
  font-size: 0.875rem;
  box-sizing: border-box;
  vertical-align: top;
  text-align: left;
  width: 70%;
  padding: 1px 0;
}
.history__table td.year {
  width: 18%;
}
.history__table td.month {
  width: 12%;
}
@media (min-width: 640px) {
  .about__text {
    line-height: 200%;
    font-size: 1.25rem;
  }
  .history {
    padding-bottom: 200px;
  }
  .history__text {
    line-height: 200%;
    font-size: 1rem;
  }
  .history__table tr:first-child td {
    padding-top: 33px;
  }
  .history__table tr:last-child td {
    padding-bottom: 33px;
  }
  .history__table td {
    line-height: 1.6;
    font-size: 0.875rem;
  }
  .history__table td {
    width: 81%;
    padding: 1px 0;
  }
  .history__table td.year {
    width: 11%;
  }
  .history__table td.month {
    width: 8%;
  }
}
@media (min-width: 1100px) {
  .about {
    padding-top: 24px;
    margin-bottom: 80px;
  }
  .about__text {
    line-height: 200%;
    font-size: 1.75rem;
  }
  .about__text {
    margin-bottom: 85px;
  }
  .history {
    padding-bottom: 200px;
  }
  .history__text {
    line-height: 200%;
    font-size: 1.25rem;
  }
  .history__text {
    margin-bottom: 85px;
  }
  .history__table td {
    line-height: 1.6;
    font-size: 1.125rem;
  }
}
@media (hover: hover) {
  .history a:hover {
    animation: blinking 0.5s ease 0s both;
  }
}