.bl-history__contents, .bl-originalrules__contents, .bl-summary__list, .bl-points2, .bl-navi, .c-enja {
  width: 1000px;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}
@media screen and (max-width: 767px) {
  .bl-history__contents, .bl-originalrules__contents, .bl-summary__list, .bl-points2, .bl-navi, .c-enja {
    width: auto;
    padding-left: 5.3333333333vw;
    padding-right: 5.3333333333vw;
  }
}

main {
  padding-bottom: 1px;
}

.bl-navi {
  overflow: hidden;
}
.bl-navi__items {
  display: flex;
  flex-flow: row nowrap;
  justify-content: center;
  overflow: hidden;
  margin-left: -6px;
  margin-right: -6px;
  margin-bottom: -6px;
}
.bl-navi__item {
  padding-left: 6px;
  padding-right: 6px;
  margin-bottom: 6px;
}
.bl-navi__item img {
  width: 100%;
}
@media screen and (max-width: 767px) {
  .bl-navi__items {
    flex-wrap: wrap;
    margin-left: -2px;
    margin-right: -2px;
    margin-bottom: -4px;
  }
  .bl-navi__item {
    width: 50%;
    padding-left: 2px;
    padding-right: 2px;
    margin-bottom: 4px;
  }
}

.bl-points, .bl-summary, .bl-originalrules, .bl-history {
  scroll-margin: 200px;
}

.bl-points {
  margin-top: 115px;
}
.bl-points__bg {
  margin-top: 60px;
  height: 500px;
  background: #000000 url(../img/about/mustsee_bg_pc.jpg) no-repeat center center/cover;
}
@media screen and (max-width: 767px) {
  .bl-points {
    margin-top: 103px;
  }
  .bl-points__bg {
    background-image: url(../img/about/mustsee_bg_sp.jpg);
    height: 40vw;
  }
}

.bl-points2 {
  font-size: 1.6rem;
  line-height: 2;
}
.bl-points2__inner {
  margin-top: -115px;
  background: #FFFFFF;
  padding: 75px 50px 50px;
}
.bl-points2__title {
  margin-bottom: 45px;
  color: #001955;
  font-family: YakuHanJP, Inter, "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: 3rem;
  line-height: 1.6;
  text-align: center;
}
.bl-points2__description {
  white-space: pre-line;
}
.bl-points2__items {
  margin: 30px auto;
}
.bl-points2__item {
  margin-top: 20px;
  padding: 30px 17px 24px 30px;
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
  align-items: flex-start;
  background: #F5F7FA;
  border-radius: 6px;
}
.bl-points2__item:nth-of-type(1) {
  margin-top: 0;
}
.bl-points2__team-logo img {
  width: 120px;
  height: 120px;
}
.bl-points2__team-description {
  width: calc(100% - 120px);
  padding-left: 53px;
}
@media screen and (max-width: 767px) {
  .bl-points2 {
    font-size: 1.5rem;
  }
  .bl-points2__inner {
    margin-top: -5.3333333333vw;
    padding: 8vw 5.3333333333vw;
  }
  .bl-points2__title {
    font-size: 2.1rem;
    text-align: left;
    margin-bottom: 0.6363636364em;
  }
  .bl-points2__item {
    flex-flow: column nowrap;
    justify-content: flex-start;
    align-items: center;
    padding-left: 1em;
    padding-right: 1em;
  }
  .bl-points2__team-logo img {
    width: 100px;
    height: 100px;
    display: block;
    margin: auto;
  }
  .bl-points2__team-description {
    width: 100%;
    padding: 0;
    margin-top: 1.2em;
  }
}

.bl-summary {
  margin-top: 100px;
}
.bl-summary__list {
  margin-top: 60px;
  display: flex;
  flex-flow: row wrap;
  font-size: 1.6rem;
  line-height: 1.6;
  letter-spacing: 0.03em;
}
.bl-summary__type, .bl-summary__data {
  padding: 30px 20px;
  border-top: solid 1px #E1E3E6;
}
.bl-summary__type:last-of-type, .bl-summary__data:last-of-type {
  border-bottom: solid 1px #E1E3E6;
}
.bl-summary__type {
  width: 200px;
  background: #F5F7FA;
  font-weight: 500;
}
.bl-summary__data {
  width: calc(100% - 200px);
  background: #FFFFFF;
  white-space: pre-line;
}
.bl-summary__data .note {
  margin-top: 1em;
}
@media screen and (max-width: 767px) {
  .bl-summary__list {
    padding: 30px 20px;
    margin-left: 5.3333333333vw;
    margin-right: 5.3333333333vw;
    background: #FFFFFF;
    font-size: 1.5rem;
  }
  .bl-summary__type, .bl-summary__data {
    width: 100%;
    border: 0 !important;
  }
  .bl-summary__type {
    padding: 0.8em;
  }
  .bl-summary__data {
    padding: 1em 0.3333333333em 2em;
  }
}

.bl-originalrules {
  margin-top: 100px;
  padding-top: 10px;
}
.bl-originalrules__description {
  margin-top: 67px;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 3rem;
  line-height: 1.6;
  letter-spacing: 0.03em;
  white-space: pre-line;
}
.bl-originalrules__items {
  margin-top: 80px;
}
.bl-originalrules__item {
  margin-top: 30px;
  padding: 21px 41px;
  min-height: 140px;
  background: #FFFFFF;
  border-radius: 6px;
  display: flex;
  flex-flow: row nowrap;
  justify-content: flex-start;
  align-items: center;
}
.bl-originalrules__item:first-of-type {
  margin-top: 0;
}
.bl-originalrules__order {
  width: 85px;
}
.bl-originalrules__rule {
  width: 310px;
  color: #011b6a;
  font-family: YakuHanJP, Inter, "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: 2.4rem;
  line-height: 1.4;
  letter-spacing: 0.03em;
}
.bl-originalrules__rule-explain {
  width: calc(100% - 310px - 85px);
  letter-spacing: 0.03em;
}
@media screen and (max-width: 767px) {
  .bl-originalrules {
    margin-top: 100px;
    background-image: none;
  }
  .bl-originalrules__contents {
    position: relative;
  }
  .bl-originalrules__description {
    margin-top: 40px;
    font-size: 2.2rem;
  }
  .bl-originalrules__items {
    margin-top: 50px;
  }
  .bl-originalrules__item {
    flex-flow: row wrap;
    padding: 32px 21px 25px;
  }
  .bl-originalrules__order {
    width: 64px;
  }
  .bl-originalrules__order img {
    height: 36px;
    width: auto;
  }
  .bl-originalrules__rule {
    width: calc(100% - 64px);
    height: 1em;
    display: flex;
    align-items: center;
  }
  .bl-originalrules__rule-explain {
    margin-top: 2.3rem;
    width: 100%;
  }
}

.bl-history {
  margin-top: 150px;
  padding-top: 300px;
  background: url(../img/about/history_bg.jpg) repeat-x top left/auto 300px;
  animation: bl-history infinite 30s linear;
}
.bl-history__title {
  margin-top: -60px;
  padding: 36px 30px 0;
  width: 300px;
  height: 150px;
  background: #000f4b;
  margin-left: 0;
  display: flex;
  flex-flow: column nowrap;
  justify-content: flex-start;
}
.bl-history__title img {
  margin-top: 0;
  margin-bottom: 0;
}
.bl-history__description1, .bl-history__description2 {
  color: #FFFFFF;
  white-space: pre-line;
}
.bl-history__description1 {
  margin-top: 40px;
  font-weight: 700;
  font-size: 3rem;
  line-height: 1.6;
  letter-spacing: 0.03em;
}
.bl-history__description2 {
  margin-top: 36px;
  font-size: 1.6rem;
  line-height: 2;
  letter-spacing: 0.03em;
}
.bl-history__listwrap {
  margin-top: 52px;
  padding: 66px 44px;
  background: #FFFFFF;
}
.bl-history__list {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-start;
  position: relative;
  font-size: 3.6rem;
}
.bl-history__list:after {
  content: "";
  display: block;
  width: 1px;
  height: 100%;
  background: #E1E3E6;
  position: absolute;
  z-index: 0;
  top: 0.5em;
  left: 6px;
}
.bl-history__year, .bl-history__data {
  margin-top: 40px;
}
.bl-history__year:first-of-type, .bl-history__data:first-of-type {
  margin-top: 0;
}
.bl-history__year {
  width: 172px;
  padding-left: 38px;
  position: relative;
  line-height: 1;
  color: #c89c00;
  font-weight: 700;
}
.bl-history__year:before {
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #c89c00;
  position: absolute;
  z-index: 1;
  top: calc(0.5em - (12px / 2));
  left: 0;
}
.bl-history__data {
  width: calc(100% - 172px);
  font-size: 1.6rem;
  line-height: 2;
  letter-spacing: 0.03em;
  white-space: pre-line;
}
.bl-history__button {
  width: 400px;
  height: 80px;
}
@media screen and (max-width: 767px) {
  .bl-history {
    margin-top: 100px;
    padding-top: 53.3333333333vw;
    background-size: auto 53.3333333333vw;
  }
  .bl-history__title {
    margin-top: -20px;
    width: 315px;
    height: 110px;
    margin-left: auto;
    margin-right: auto;
  }
  .bl-history__description1 {
    font-size: 2.2rem;
  }
  .bl-history__description2 {
    font-size: 1.5rem;
  }
  .bl-history__listwrap {
    padding: 36px 20px;
  }
  .bl-history__year, .bl-history__data {
    width: 100%;
    padding-left: 38px;
  }
  .bl-history__data {
    margin-top: 18px !important;
    font-size: 1.5rem;
    line-height: 1.8;
  }
  .bl-history__data:last-of-type {
    margin-bottom: 2em;
  }
  .bl-history__button {
    margin-left: auto;
    margin-right: auto;
    max-width: 335px;
    height: auto;
    aspect-ratio: 335/70;
  }
}

@keyframes bl-history {
  0% {
    background-position-x: 0;
  }
  100% {
    background-position-x: -2230px;
  }
}