@charset "UTF-8";
.original-wrap img {
  max-width: 100%;
}

/*==========================================
 HEAD
==========================================*/
.original-head {
  background: url("../img/original/mainimg.jpg") no-repeat center/cover;
  margin-top: 50px;
  position: relative;
  padding: 0 0 120px;
}
@media screen and (min-width: 577px) {
  .original-head {
    padding: 0 0 140px;
  }
}
@media screen and (min-width: 769px) {
  .original-head {
    margin-top: 78px;
    padding: 0 0 305px;
  }
}
@media screen and (min-width: 993px) {
  .original-head {
    margin-top: 25px;
  }
}
.original-head .main-ttl-block {
  margin: 50px auto 0;
  padding: 20px 0;
  background: rgba(11, 49, 142, 0.8);
  color: #fff;
  font-family: "游明朝体", "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "HiraMinPro-W6", "ＭＳ ゴシック", sans-serif;
  text-align: center;
  width: 90%;
  max-width: 750px;
}
@media screen and (min-width: 577px) {
  .original-head .main-ttl-block {
    margin-top: 80px;
  }
}
@media screen and (min-width: 769px) {
  .original-head .main-ttl-block {
    margin-top: 260px;
  }
}
.original-head .main-ttl-block .main-ttl {
  font-weight: bold;
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.1em;
}
@media screen and (min-width: 577px) {
  .original-head .main-ttl-block .main-ttl {
    font-size: 30px;
  }
}
@media screen and (min-width: 769px) {
  .original-head .main-ttl-block .main-ttl {
    font-size: 40px;
    letter-spacing: 0.2em;
  }
}

/*==========================================
 共通 SECTION
==========================================*/
.sec-block.sec01 {
  margin-top: 60px;
}
@media screen and (min-width: 769px) {
  .sec-block.sec01 {
    margin-top: 80px;
  }
}
@media screen and (min-width: 1141px) {
  .sec-block.sec01 {
    margin-top: 100px;
  }
}
.sec-block.sec01 .mainimg {
  background-image: url("../img/original/img-secmain01.jpg");
}
.sec-block.sec02 {
  margin-top: 80px;
}
@media screen and (min-width: 769px) {
  .sec-block.sec02 {
    margin-top: 100px;
  }
}
@media screen and (min-width: 1141px) {
  .sec-block.sec02 {
    margin-top: 120px;
  }
}
.sec-block.sec02 .mainimg {
  background-image: url("../img/original/img-secmain02.jpg");
}
.sec-block-head {
  max-width: 1920px;
  width: 100%;
  margin: 0 auto;
}
@media screen and (min-width: 1141px) {
  .sec-block-head {
    display: flex;
    justify-content: space-between;
    margin-bottom: -100px;
  }
}
.sec-block .mainimg {
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  padding-top: 50%;
}
@media screen and (min-width: 1141px) {
  .sec-block .mainimg {
    width: 47%;
    max-width: 913px;
    padding-top: 451px;
  }
}
@media screen and (max-width: 1140px) {
  .sec-block .mainimg {
    margin: 60px auto;
  }
}
@media screen and (max-width: 576px) {
  .sec-block .mainimg {
    margin: 30px auto 60px;
  }
}
.sec-block .sec-ttl-wrap {
  padding: 0 2%;
}
@media screen and (min-width: 1141px) {
  .sec-block .sec-ttl-wrap {
    width: 50%;
  }
  .sec-block .sec-ttl-wrap .inner {
    max-width: 520px;
    width: 100%;
    margin: 0 0 0 auto;
  }
}
.sec-block .sec-num {
  font-size: 70px;
  line-height: 1;
}
@media screen and (min-width: 769px) {
  .sec-block .sec-num {
    font-size: 90px;
  }
}
.sec-block .sec-subttl {
  letter-spacing: 0.1em;
}
@media screen and (min-width: 769px) {
  .sec-block .sec-subttl {
    font-size: 18px;
  }
}
.sec-block .sec-ttl {
  font-size: 24px;
  letter-spacing: 0.1em;
}
@media screen and (min-width: 577px) {
  .sec-block .sec-ttl {
    font-size: 32px;
  }
}
@media screen and (min-width: 769px) {
  .sec-block .sec-ttl {
    font-size: 40px;
  }
}
.sec-block .sec-lead {
  letter-spacing: 0.1em;
}
@media screen and (max-width: 576px) {
  .sec-block .sec-lead {
    font-size: 14px;
  }
}
.sec-block .balloon-head {
  border: 1px solid #0B318E;
  position: relative;
  padding: 20px 10px;
  margin-bottom: 40px;
}
@media screen and (min-width: 769px) {
  .sec-block .balloon-head {
    margin-bottom: 80px;
    display: flex;
    justify-content: space-between;
  }
}
@media screen and (min-width: 993px) {
  .sec-block .balloon-head {
    padding: 50px;
  }
}
.sec-block .balloon-head::before, .sec-block .balloon-head::after {
  content: "";
  position: absolute;
  display: block;
  width: 0;
  height: 0;
  left: calc(50% - 12.5px);
  border-right: 12px solid transparent;
  border-left: 12px solid transparent;
}
.sec-block .balloon-head::before {
  border-top: 25px solid #0B318E;
  bottom: -25px;
}
.sec-block .balloon-head::after {
  bottom: -23px;
  border-top: 25px solid #fff;
}
@media screen and (min-width: 769px) {
  .sec-block .balloon-head::before, .sec-block .balloon-head::after {
    border-right-width: 14px;
    border-left-width: 14px;
    border-top-width: 50px;
  }
  .sec-block .balloon-head::before {
    bottom: -50px;
  }
  .sec-block .balloon-head::after {
    bottom: -47px;
  }
}
.sec-block .balloon-head .balloon-ttl {
  font-size: 20px;
  line-height: 1.6;
  letter-spacing: 0.1em;
}
@media screen and (min-width: 769px) {
  .sec-block .balloon-head .balloon-ttl {
    width: 49%;
    font-size: 22px;
  }
}
@media screen and (min-width: 993px) {
  .sec-block .balloon-head .balloon-ttl {
    font-size: 26px;
  }
}
@media screen and (min-width: 1141px) {
  .sec-block .balloon-head .balloon-ttl {
    font-size: 30px;
  }
}
.sec-block .balloon-head .balloon-lead {
  letter-spacing: 0.1em;
}
@media screen and (min-width: 769px) {
  .sec-block .balloon-head .balloon-lead {
    width: 50%;
  }
}
@media screen and (max-width: 768px) {
  .sec-block .balloon-head .balloon-lead {
    margin-top: 15px;
  }
}

.BGgray-block {
  background: #ededed;
  padding: 40px 15px 60px;
}
@media screen and (min-width: 577px) {
  .BGgray-block {
    padding: 40px 25px 60px;
  }
}
@media screen and (min-width: 993px) {
  .BGgray-block {
    padding: 60px 55px;
  }
}
.BGgray-block-subttl {
  letter-spacing: 0.1em;
  line-height: 1.4;
}
@media screen and (max-width: 768px) {
  .BGgray-block-subttl {
    font-size: 14px;
  }
}
.BGgray-block-ttl {
  letter-spacing: 0.1em;
  font-size: 22px;
}
@media screen and (min-width: 769px) {
  .BGgray-block-ttl {
    font-size: 26px;
  }
}
@media screen and (min-width: 1141px) {
  .BGgray-block-ttl {
    font-size: 30px;
  }
}
.BGgray-block-ttl::after {
  content: "";
  display: block;
  max-width: 122px;
  width: 100%;
  height: 4px;
  background: #000;
  margin-top: 0.2em;
}
.BGgray-block .txt-box {
  letter-spacing: 0.05em;
}
.BGgray-block .border-box01-ttl {
  border-top: 1px solid #172f51;
  border-left: 1px solid #172f51;
  border-right: 1px solid #172f51;
  text-align: center;
  letter-spacing: 0.05em;
  font-size: 18px;
  line-height: 1.4;
  padding: 15px 10px;
  margin-bottom: 25px;
}
.BGgray-block .border-box01-ttl .ark {
  font-size: 9px;
  vertical-align: super;
}
.BGgray-block .border-box01 .txt {
  letter-spacing: 0.05em;
}
.BGgray-block .border-box01 .ark-txt {
  font-size: 14px;
}

/*==========================================
 構造計算の重要性
==========================================*/
.Bg_b-01-row {
  margin-top: 40px;
}
@media screen and (min-width: 993px) {
  .Bg_b-01-row {
    display: flex;
    justify-content: space-between;
  }
}
@media screen and (min-width: 993px) {
  .Bg_b-01-row .row-top {
    width: 48%;
  }
  .Bg_b-01-row .row-top .txt-box {
    max-width: 429px;
  }
}
@media screen and (min-width: 993px) {
  .Bg_b-01-row .row-bottom {
    width: 48%;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-01-row .row-bottom {
    width: 45%;
  }
}
@media screen and (max-width: 992px) {
  .Bg_b-01-row .row-bottom {
    margin-top: 40px;
  }
}
.Bg_b-01-txt .txt-gray {
  font-size: 18px;
  letter-spacing: 0.1em;
  color: #4d4d4d;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-txt .txt-gray {
    font-size: 20px;
  }
}
.Bg_b-01-txt .txt-big {
  font-size: 10.5vw;
  letter-spacing: 0.3em;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-txt .txt-big {
    font-size: 50px;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-01-txt .txt-big {
    font-size: 60px;
  }
}
.Bg_b-01-ul {
  margin: 1em 0;
}
.Bg_b-01-ul li {
  font-size: 18px;
  position: relative;
  padding: 0 0 0 1.5em;
  line-height: 1.2;
}
.Bg_b-01-ul li:not(:last-child) {
  margin-bottom: 0.5em;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-ul li {
    font-size: 20px;
  }
}
.Bg_b-01-ul li .num {
  color: #dc7e2f;
  position: absolute;
  left: 0;
  top: 0;
}
.Bg_b-01-img {
  max-width: 434px;
  width: 100%;
  font-size: 0;
  margin: 0 auto;
}
.Bg_b-01 .btn-imglrg {
  margin-top: 25px;
}
.Bg_b-01 .btn-imglrg a {
  display: block;
  max-width: 138px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
  background: #000;
  color: #fff;
  letter-spacing: 0.3em;
  line-height: 1;
  padding: 0.3em 0;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-row02 {
    display: flex;
    justify-content: space-between;
    flex-direction: row-reverse;
    align-items: flex-end;
  }
}
@media screen and (min-width: 993px) {
  .Bg_b-01-row02 {
    margin-top: -80px;
  }
}
@media screen and (max-width: 992px) {
  .Bg_b-01-row02 {
    margin-top: 40px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-01-row02 .row-top {
    width: 45%;
  }
}
.Bg_b-01-row02 .row-bottom {
  text-align: center;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-row02 .row-bottom {
    width: 50%;
    max-width: 479px;
  }
}
@media screen and (max-width: 768px) {
  .Bg_b-01-row02 .row-bottom {
    margin-top: 25px;
  }
}
.Bg_b-01-row02 .row02-ttl {
  font-size: 22px;
  line-height: 1.6;
  letter-spacing: 0.1em;
  margin-bottom: 15px;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-row02 .row02-ttl {
    font-size: 24px;
  }
}
@media screen and (min-width: 993px) {
  .Bg_b-01-row02 .row02-ttl {
    font-size: 28px;
  }
}
.Bg_b-01-toukai {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-toukai {
    display: flex;
    justify-content: space-between;
  }
}
.Bg_b-01-toukai .toukai-head {
  background: #fff;
  max-width: 349px;
  width: 100%;
  margin: 0 auto;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-toukai .toukai-head {
    min-width: 349px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-01-toukai .toukai-body {
    width: 100%;
    padding: 0 0 0 50px;
  }
}
.Bg_b-01-toukai .toukai-ttl {
  font-size: 20px;
  text-align: center;
}
.Bg_b-01-toukai .toukai-ttl span {
  color: #dc7e2f;
  font-size: 26px;
}
@media screen and (min-width: 769px) {
  .Bg_b-01-toukai .toukai-ttl {
    font-size: 28px;
  }
  .Bg_b-01-toukai .toukai-ttl span {
    font-size: 50px;
  }
}
@media screen and (max-width: 768px) {
  .Bg_b-01-toukai .Bg_b-01-ul {
    margin: 25px 0 0;
  }
}

.Bg_b-02 {
  margin-top: 10px;
}
.Bg_b-02-row {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-02-row {
    display: flex;
    justify-content: space-between;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-02-row .row-item {
    width: 48%;
    max-width: 438px;
  }
}
@media screen and (max-width: 768px) {
  .Bg_b-02-row .row-item:not(:last-child) {
    margin-bottom: 40px;
  }
}
.Bg_b-02-row .row-item .item-head {
  background: #fff;
  min-height: 64px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.Bg_b-02-row .row-item .item-body {
  letter-spacing: 0.05em;
  margin-top: 20px;
}
.Bg_b-02-row .row-item .item-ttl {
  text-align: center;
}
@media screen and (min-width: 1141px) {
  .Bg_b-02 .border-box01 .row02-box01-row, .Bg_b-02 .border-box01 .row02-box02-row, .Bg_b-02 .border-box01 .row02-box03-row {
    display: flex;
    justify-content: space-between;
  }
}
.Bg_b-02 .border-box01 .row02-box01-row .img, .Bg_b-02 .border-box01 .row02-box02-row .img, .Bg_b-02 .border-box01 .row02-box03-row .img {
  text-align: center;
}
.Bg_b-02 .border-box01 .row02-box01-row .txt, .Bg_b-02 .border-box01 .row02-box02-row .txt, .Bg_b-02 .border-box01 .row02-box03-row .txt {
  line-height: 1.6;
}
@media screen and (min-width: 1141px) {
  .Bg_b-02 .border-box01 .row02-box01-row .txt, .Bg_b-02 .border-box01 .row02-box02-row .txt, .Bg_b-02 .border-box01 .row02-box03-row .txt {
    width: 100%;
  }
}
.Bg_b-02-row02, .Bg_b-02-row03 {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-02-row02, .Bg_b-02-row03 {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-02-row02 .row-top, .Bg_b-02-row02 .row-bottom, .Bg_b-02-row03 .row-top, .Bg_b-02-row03 .row-bottom {
    width: 48%;
    max-width: 438px;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-02-row02 .row02-box01-row .img {
    min-width: 185px;
  }
  .Bg_b-02-row02 .row02-box01-row .txt {
    padding: 0 0 0 40px;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-02-row02 .ark-txt {
    width: 312px;
    margin: -25px 0 0 auto;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-02-row03 .row02-box02-row {
    flex-direction: row-reverse;
  }
  .Bg_b-02-row03 .row02-box02-row .img {
    min-width: 255px;
    position: relative;
    right: -40px;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-02-row03 .row02-box03-row .img {
    min-width: 177px;
  }
  .Bg_b-02-row03 .row02-box03-row .txt {
    padding: 0 0 0 65px;
  }
}
.Bg_b-02 .kouzou-table-ttl .ttl {
  color: #172f51;
}
.Bg_b-02 .kouzou-table-ttl .ark {
  font-size: 12px;
  text-align: right;
}
.Bg_b-02 .kouzou-table {
  border: 1px solid #172f51;
  font-size: 11px;
  line-height: 1.4;
}
.Bg_b-02 .kouzou-table dl {
  display: flex;
}
.Bg_b-02 .kouzou-table dl:not(:last-child) {
  border-bottom: 1px solid #172f51;
}
.Bg_b-02 .kouzou-table .table-head {
  background: #d6d6d6;
  color: #172f51;
}
.Bg_b-02 .kouzou-table .table-head dt {
  padding: 0.4em 0;
}
.Bg_b-02 .kouzou-table .table-head dt:nth-of-type(1) {
  width: 66%;
  padding: 0.4em 0.5em;
}
.Bg_b-02 .kouzou-table .table-head dt:nth-of-type(2), .Bg_b-02 .kouzou-table .table-head dt:nth-of-type(3) {
  width: 17%;
  text-align: center;
}
.Bg_b-02 .kouzou-table .table-head dt:not(:first-child) {
  border-left: 1px solid #172f51;
}
.Bg_b-02 .kouzou-table .table-body {
  background: #fff;
}
.Bg_b-02 .kouzou-table .table-body dt {
  width: 66%;
  padding: 0.4em 0.5em;
}
.Bg_b-02 .kouzou-table .table-body dd {
  width: 17%;
  text-align: center;
  padding: 0.4em 0.5em;
  border-left: 1px solid #172f51;
}
.Bg_b-02 .kouzou-table .ark {
  font-size: 8px;
  line-height: 1;
  vertical-align: super;
}
.Bg_b-02 .kouzou-table .txt {
  position: relative;
}
.Bg_b-02 .kouzou-table .sml {
  font-size: 6px;
}
@media screen and (min-width: 993px) {
  .Bg_b-02 .kouzou-table .sml {
    width: 5em;
    position: absolute;
  }
}

.sec-shindou {
  margin-top: 40px;
  border-left: 3px solid #0B318E;
  border-right: 3px solid #0B318E;
  padding: 0 15px;
}
@media screen and (min-width: 769px) {
  .sec-shindou {
    border-width: 7px;
    padding: 0 25px;
    margin-top: 60px;
  }
}
@media screen and (min-width: 993px) {
  .sec-shindou {
    padding: 0 60px;
    margin-top: 80px;
  }
}
.sec-shindou .shindou-subttl {
  color: #0B318E;
  text-align: center;
  font-size: 20px;
  letter-spacing: 0.05em;
  line-height: 1.4;
  margin-bottom: 30px;
}
.sec-shindou .shindou-subttl span {
  display: inline-block;
}
@media screen and (min-width: 577px) {
  .sec-shindou .shindou-subttl {
    font-size: 24px;
  }
}
@media screen and (min-width: 993px) {
  .sec-shindou .shindou-subttl {
    font-size: 26px;
  }
}
@media screen and (max-width: 768px) {
  .sec-shindou .shindou-subttl br {
    display: none;
  }
}
.sec-shindou .shindou-ttl {
  font-size: 22px;
  text-align: center;
  letter-spacing: 0.2em;
  margin-bottom: 0.5em;
}
@media screen and (min-width: 577px) {
  .sec-shindou .shindou-ttl {
    font-size: 26px;
  }
}
@media screen and (min-width: 769px) {
  .sec-shindou .shindou-ttl {
    font-size: 26px;
  }
}
@media screen and (min-width: 993px) {
  .sec-shindou .shindou-ttl {
    font-size: 32px;
    margin-bottom: 0.8em;
  }
}
@media screen and (min-width: 769px) {
  .sec-shindou .shindou-row {
    display: flex;
    justify-content: space-between;
    flex-direction: row-reverse;
  }
}
@media screen and (min-width: 769px) {
  .sec-shindou .shindou-row .row-head {
    width: 42%;
    max-width: 355px;
  }
}
@media screen and (max-width: 768px) {
  .sec-shindou .shindou-row .row-head {
    margin-bottom: 30px;
  }
}
.sec-shindou .shindou-row .row-head img {
  width: 100%;
}
@media screen and (min-width: 769px) {
  .sec-shindou .shindou-row .row-body {
    width: 55%;
    max-width: 522px;
  }
}

.sec-kaihou {
  margin: 60px auto;
}
@media screen and (min-width: 769px) {
  .sec-kaihou {
    margin: 80px auto;
  }
}
@media screen and (min-width: 993px) {
  .sec-kaihou {
    margin: 100px auto;
  }
}

.Bg_b-03-row {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row {
    display: flex;
    justify-content: space-between;
    flex-direction: row-reverse;
    align-items: center;
    margin-top: 0;
  }
}
.Bg_b-03-row .row-top {
  text-align: center;
  border: 1px solid #172f51;
  padding: 25px;
  max-width: 435px;
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row .row-top {
    width: 48%;
  }
}
@media screen and (max-width: 768px) {
  .Bg_b-03-row .row-top {
    margin-bottom: 25px;
    margin: 0 auto 25px;
  }
}
.Bg_b-03-row .row-bottom {
  color: #4d4d4d;
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row .row-bottom {
    width: 48%;
    max-width: 420px;
  }
}
.Bg_b-03-row02 {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row02 {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row02 .row-top {
    width: 48%;
    max-width: 435px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-03-row02 .row-bottom {
    width: 48%;
    max-width: 435px;
  }
}
.Bg_b-03-row02 .row02-box01-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  max-width: 390px;
  width: 100%;
  margin: 0 auto;
}
.Bg_b-03-row02 .row02-box01-row .img01, .Bg_b-03-row02 .row02-box01-row .img02 {
  width: 49%;
}
.Bg_b-03-row02 .row02-box01-row .img02 {
  padding: 0 0 30px;
}
.Bg_b-03-row02 .row02-box02 .img {
  text-align: center;
}

.Bg_b-04-row {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
}
@media screen and (min-width: 993px) {
  .Bg_b-04-row {
    margin-top: -20px;
    align-items: flex-end;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row .row-top {
    width: 48%;
    max-width: 435px;
    display: flex;
    justify-content: space-between;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row .row-bottom {
    width: 48%;
  }
}
.Bg_b-04-row .txt {
  color: #4d4d4d;
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row .txt {
    width: 100%;
    padding: 0 10px 0 0;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-04-row .txt {
    padding: 0 25px 0 0;
  }
}
.Bg_b-04-row .txt-ark {
  font-size: 14px;
}
.Bg_b-04-row .img {
  max-width: 155px;
  width: 100%;
  margin: 0 auto;
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row .img {
    min-width: 105px;
    max-width: 105px;
  }
}
@media screen and (min-width: 1141px) {
  .Bg_b-04-row .img {
    min-width: 155px;
    max-width: 155px;
  }
}
.Bg_b-04-row02 {
  margin-top: 40px;
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row02 {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row02 .row-top {
    width: 48%;
    max-width: 435px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row02 .row-bottom {
    width: 48%;
    max-width: 435px;
  }
}
@media screen and (min-width: 769px) {
  .Bg_b-04-row02 .row-item {
    width: 48%;
    max-width: 438px;
  }
}
@media screen and (max-width: 768px) {
  .Bg_b-04-row02 .row-item:not(:last-child) {
    margin-bottom: 40px;
  }
}
.Bg_b-04-row02 .row-item.bg-blue .item-head {
  background: #0B318E;
  color: #fff;
}
.Bg_b-04-row02 .row-item .item-head {
  background: #fff;
  text-align: center;
  padding: 15px 10px;
  margin-bottom: 5px;
}
@media screen and (min-width: 993px) {
  .Bg_b-04-row02 .row-item .item-ttl {
    font-size: 16px;
  }
}
.Bg_b-04-row02 .row-item .item-img img {
  width: 100%;
}
.Bg_b-04-row02 .row-item .txt-ark {
  color: #4d4d4d;
  margin-top: 15px;
}

.example-block {
  margin: 60px auto;
}
@media screen and (min-width: 769px) {
  .example-block {
    margin: 80px auto;
  }
}
@media screen and (min-width: 993px) {
  .example-block {
    margin: 100px auto;
  }
}
@media screen and (min-width: 577px) {
  .example-block .example-list {
    display: flex;
    justify-content: space-between;
  }
}
@media screen and (min-width: 577px) {
  .example-block .example-list li {
    width: calc(50% - 4px);
  }
}
.example-block .example-list li img {
  width: 100%;
}
.example-block .txt-ark {
  text-align: right;
  color: #4d4d4d;
  margin: 0.5em 0 0;
}

.sec-variation-ttl {
  color: #172f51;
  text-align: center;
  letter-spacing: 0.1em;
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 40px;
}
.sec-variation-ttl span {
  display: inline-block;
}
@media screen and (min-width: 993px) {
  .sec-variation-ttl {
    font-size: 26px;
  }
}
.sec-variation .variation-block-ttl {
  background: #939394;
  color: #fff;
  text-align: center;
  max-width: 697px;
  width: 90%;
  margin: 0 auto;
  font-size: 17px;
}
.sec-variation .variation-block-basic .basic-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 697px;
  width: 100%;
  margin: 25px auto 0;
}
.sec-variation .variation-block-basic .basic-list li {
  width: 48%;
  text-align: center;
}
@media screen and (min-width: 577px) {
  .sec-variation .variation-block-basic .basic-list li {
    width: 24%;
  }
}
.sec-variation .variation-block-original {
  margin-top: 60px;
}
.sec-variation .variation-block-original .variation-block-ttl {
  background: #0B318E;
  margin-bottom: -15px;
  position: relative;
  z-index: 1;
}
.sec-variation .variation-block-original .original-wrap {
  font-family: "游ゴシック", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
  background: #eee;
  padding: 45px 15px 50px;
}
.sec-variation .variation-block-original .original-wrap .item-ttl {
  color: #0B318E;
  text-align: center;
}
.sec-variation .variation-block-original .originalA-item {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}
.sec-variation .variation-block-original .originalA-list {
  padding-top: 30px;
  border-top: 1px solid #0B318E;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.sec-variation .variation-block-original .originalA-list li {
  width: 32%;
  text-align: center;
}
@media screen and (min-width: 769px) {
  .sec-variation .variation-block-original .originalA-list li {
    width: calc(14.2857142857% - 5px);
  }
}
.sec-variation .variation-block-original .original-list {
  border-top: 1px solid #0B318E;
  max-width: 1000px;
  width: 100%;
  margin: 30px auto 0;
  padding: 30px 0 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
@media screen and (min-width: 577px) {
  .sec-variation .variation-block-original .original-list::after {
    content: "";
    display: block;
    width: 32%;
  }
}
.sec-variation .variation-block-original .original-list .original-item {
  width: 48%;
  text-align: center;
}
@media screen and (min-width: 577px) {
  .sec-variation .variation-block-original .original-list .original-item {
    width: 32%;
  }
}
@media screen and (min-width: 1141px) {
  .sec-variation .variation-block-original .original-list .original-item:nth-child(1) {
    width: 360px;
  }
  .sec-variation .variation-block-original .original-list .original-item:nth-child(2) {
    width: 160px;
  }
  .sec-variation .variation-block-original .original-list .original-item:nth-child(3) {
    width: 160px;
  }
  .sec-variation .variation-block-original .original-list .original-item:nth-child(4) {
    width: 160px;
  }
  .sec-variation .variation-block-original .original-list .original-item:nth-child(5) {
    width: 160px;
  }
  .sec-variation .variation-block-original .original-list .original-item:not(:last-child) {
    border-right: 1px solid #0B318E;
  }
}
@media screen and (max-width: 1140px) {
  .sec-variation .variation-block-original .original-list .original-item:nth-of-type(n+4) {
    margin-top: 40px;
  }
}
@media screen and (max-width: 576px) {
  .sec-variation .variation-block-original .original-list .original-item:first-child {
    width: 100%;
  }
  .sec-variation .variation-block-original .original-list .original-item:nth-of-type(n+2) {
    margin-top: 40px;
  }
}
.sec-variation .variation-block-original .original-list .original-item .item-ttl {
  margin-bottom: 15px;
}

.sec-tairyoku {
  margin-top: 60px;
  border-left: 3px solid #0B318E;
  border-right: 3px solid #0B318E;
  padding: 0 15px;
}
@media screen and (min-width: 769px) {
  .sec-tairyoku {
    border-width: 7px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 25px;
  }
}
@media screen and (min-width: 993px) {
  .sec-tairyoku {
    padding: 0 65px;
  }
}
@media screen and (min-width: 769px) {
  .sec-tairyoku .tairyoku-head {
    width: 70%;
    max-width: 569px;
  }
}
.sec-tairyoku .tairyoku-body {
  text-align: center;
}
@media screen and (min-width: 769px) {
  .sec-tairyoku .tairyoku-body {
    width: 28%;
  }
}
@media screen and (max-width: 768px) {
  .sec-tairyoku .tairyoku-body {
    margin-top: 40px;
  }
}
.sec-tairyoku-ttl {
  color: #172f51;
  font-size: 20px;
  letter-spacing: 0.05em;
  line-height: 1.4;
  margin-bottom: 30px;
}
@media screen and (min-width: 577px) {
  .sec-tairyoku-ttl {
    font-size: 24px;
  }
}
@media screen and (min-width: 993px) {
  .sec-tairyoku-ttl {
    font-size: 26px;
  }
}
@media screen and (max-width: 576px) {
  .sec-tairyoku-ttl br {
    display: none;
  }
}
.sec-tairyoku-txt {
  color: #4d4d4d;
  letter-spacing: 0.1em;
}