@charset "UTF-8";

/* ---------------------
背景
--------------------- */
.page-history {
    position: relative;
}

.page-history::before {
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    background-image: url(../img/history/bg.jpg);
    background-size: 1920px auto;
    background-repeat: repeat;
    opacity: .5;
}

.footer {
    margin-top: 0;
}


/* ---------------------
history-hero
--------------------- */
.history-hero {
    position: relative;
}

.history-hero .ill {
    width: 100%;
    position: absolute;
}

.history-hero .ill.other {
    position: static;
}

.history-hero .ill.fune {
    width: 20%;
    max-width: 270px;
    left: 0;
    right: 0;
    bottom: 14%;
    margin: 0 auto;
}

.history-hero .ill.yama01 {
    width: 70%;
    max-width: 1153px;
    bottom: 0;
    left: 0;
}

.history-hero .ill.yama02 {
    width: 60%;
    max-width: 1127px;
    bottom: 0;
    right: 0;
}

.history-hero .ill.cloud01 {
    width: 50%;
    max-width: 806px;
    top: 0;
    left: 0;
}

.history-hero .ill.cloud02 {
    width: 50%;
    max-width: 702px;
    top: 0;
    right: 0;
}

.history-hero .ill.cloud03 {
    width: 40%;
    max-width: 652px;
    bottom: 7%;
    left: 14%;
}


/* ---------------------
history-read
--------------------- */
.history-read {
    text-align: center;
    background-image: url(../img/history/i01.png), url(../img/history/i01.png);
    background-size: 15% auto, 15% auto;
    background-repeat: no-repeat, no-repeat;
    background-position: left 1rem top 1rem, right 1rem bottom 3rem;
    padding-bottom: 5rem;
    position: relative;
}

.history-read .cloud01 {
    text-align: left;
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 45%;
}

.history-read .cloud02 {
    text-align: right;
    display: block;
    position: absolute;
    right: 0;
    bottom: 0;
    width: 45%;
}

.history-read .logo {
    width: 60%;
    margin: 0 auto;
    padding: 3rem 0;
}

.history-read .title {
    width: 90%;
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 600;
    letter-spacing: .05em;
    margin: 0 auto 1.5rem;
}

.history-read .desc {
    width: 90%;
    font-size: clamp(16px, 2vw, 20px);
    line-height: 220%;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .history-read {
        background-size: 124px auto, 124px auto;
        background-position: left 10rem top 6rem, right 10rem bottom 10rem;
        padding-bottom: 10rem;
    }

    .history-read .logo {
        padding: 6rem 0 4rem;
    }
}

/* ---------------------
history-nav
--------------------- */
.history-area {
    position: relative;
    margin-top: 3rem;
}

.history-nav {
    width: 100%;
    position: relative;
    z-index: 3;
}

.history-nav.fixed {
    position: fixed;
    top: 65px;
    margin-top: 0;
}

.history-nav .nav-wrap {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0;
    background: #a59462;
}

.history-nav .nav-wrap .nav-item {
    width: 33.333%;
    border: solid 1px #fff;
}

.history-nav .nav-wrap .nav-item:nth-of-type(n+4) {
    width: 50%;
    border-top: none;
}

.history-nav .nav-wrap .nav-item a {
    text-align: center;
    text-decoration: none;
    font-size: clamp(12px, 1.8vw, 16px);
    letter-spacing: .05em;
    line-height: 39px;
    color: #fff;
    display: block;
    position: relative;
}

.history-nav .nav-wrap .nav-item a span {
    background: #bfb9a6;
    display: block;
    padding: 0 12px;
    transition: all 0.3s ease;
}

.history-nav .nav-wrap .nav-item.active a span,
.history-nav .nav-wrap .nav-item a:hover span {
    background: #a59462;
}

@media (min-width: 768px) {

    .history-nav .nav-wrap .nav-item,
    .history-nav .nav-wrap .nav-item:nth-of-type(n+4) {
        width: 20%;
    }

    .history-nav .nav-wrap .nav-item:nth-of-type(n+4) {
        border-top: solid 1px #fff;
    }
}

@media (min-width: 1280px) {
    .history-nav {
        width: 150px;
        margin: 0 0 0 auto;
        position: absolute;
        top: 100px;
        right: 0;
    }

    .history-nav.fixed {
        position: fixed;
        top: 100px;
    }

    .history-nav .nav-wrap {
        background: none;
        flex-direction: column;
        gap: 16px 0;
        text-align: right;
        position: relative;
    }

    .history-nav .nav-wrap::after {
        content: "";
        position: absolute;
        right: 14px;
        width: 10px;
        height: calc(100% - 14px);
        background: #D6CEB2;
        opacity: .3;
    }

    .history-nav .nav-wrap .nav-item,
    .history-nav .nav-wrap .nav-item:nth-of-type(n+4) {
        width: auto;
        border: none;
        padding-right: 13px;
        position: relative;
        z-index: 1;
    }

    .history-nav .nav-wrap .nav-item a {
        display: inline-block;
        text-align: left;
    }

    .history-nav .nav-wrap .nav-item a span {
        padding: 0 30px 0 12px;
        border-radius: 5px;
        visibility: hidden;
        opacity: 0;
    }

    .history-nav .nav-wrap .nav-item a::after {
        content: "";
        position: absolute;
        right: -13px;
        top: 0;
        width: 39px;
        height: 39px;
        background-image: url(../img/history/ico-nav.svg);
        background-repeat: no-repeat;
        background-size: contain;
    }

    .history-nav .nav-wrap .nav-item.active a span,
    .history-nav .nav-wrap .nav-item a:hover span {
        visibility: visible;
        opacity: 1;
    }

    .history-nav .nav-wrap .nav-item.active a::after,
    .history-nav .nav-wrap .nav-item a:hover::after {
        background-image: url(../img/history/ico-nav_active.svg);
    }
}

/* ---------------------
.wrap-key
--------------------- */
.history-sec .wrap-key {
    width: 90%;
    max-width: 1171px;
    border-radius: 10px;
    background-color: #f0ede1;
    border: 2px solid #dedbd4;
    padding: 1.5rem;
    margin: 0 auto;
}

.history-sec .wrap-key .lead {
    font-size: clamp(18px, 2.8vw, 32px);
    letter-spacing: .05em;
}

.history-sec .wrap-key .desc {
    font-size: clamp(12px, 1.8vw, 14px);
    letter-spacing: .05em;
    line-height: 200%;
    text-align: justify;
}

@media (min-width: 1024px) {
    .history-sec .wrap-key {
        gap: 20px 5%;
        padding: 3rem;
    }

    .history-sec .wrap-key .txt {
        width: 45%;
    }

    .history-sec .wrap-key .img {
        width: 50%;
    }
}

@media (min-width: 1280px) {
    .history-sec .wrap-key {
        padding: 6.5rem;
        gap: 20px 9%;
    }

    .history-sec .wrap-key .txt {
        width: 44%;
    }

    .history-sec .wrap-key .img {
        width: 47%;
    }
}

/* ---------------------
.wrap-series
--------------------- */
.history-sec .wrap-series {
    width: 100%;
    margin: 0 0 0 auto;
    padding: 0 5%;
}

.series-grid {
    position: relative;
    padding: 50px 0 82.5px;
}

.series-grid,
.series-grid .inner {
    gap: 2rem 0;
}

.series-grid::before,
.series-grid::after {
    content: "";
    position: absolute;
}

.series-grid::before {
    width: 5px;
    height: calc(100% - 82.5px);
    background: #D6CEB2;
    opacity: .3;
    top: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
}

.series-grid::after {
    width: 67px;
    height: 82.5px;
    background: url(../img/history/line-curve.svg) no-repeat;
    background-size: contain;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    margin-left: calc(50% - 2.5px);
}

.series-grid:nth-of-type(2n)::after {
    margin-left: auto;
    margin-right: calc(50% - 2.5px);
    transform: scaleX(-1);
}

.block-incident {
    width: 100%;
}

.block-year {
    width: 100%;
    position: relative;
    z-index: 2;
}

/* .block-incident .incident-item */
.block-incident .incident-item {
    background: #EEE7DE;
    border: solid 1px #D5C491;
    border-radius: 20px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.block-incident .incident-item:nth-last-child(1) {
    margin-bottom: 0;
}

.block-incident .incident-item .title {
    font-size: clamp(16px, 2vw, 20px);
    font-weight: 600;
    letter-spacing: .05em;
    margin: 0 0 .5rem;
    padding-left: 20px;
    position: relative;
}

.block-incident .incident-item .title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 5px;
    display: inline-block;
    width: 16px;
    height: 16px;
    background: #D7C592;
    border-radius: 5px;
}

.block-incident .incident-item .desc {
    font-size: 12px;
    letter-spacing: .05em;
    line-height: 200%;
    margin: 0;
}

.block-incident .incident-img {
    position: relative;
    z-index: 1;
}

/* .block-year .year-item */
.block-year .year-item {
    margin-bottom: 2rem;
    background: #fff;
    padding: .5rem 1.5rem;
    box-shadow: 0 0 10px rgba(119, 102, 53, 0.2);
}

.block-year .year-item .year {
    color: #A59462;
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 500;
    letter-spacing: .05rem;
    margin: 0;
}

.block-year .year-item .year.large {
    font-size: clamp(50px, 8vw, 100px);
    line-height: 1;
    margin-bottom: .5rem;
}

.block-year .year-item .year.large span {
    font-size: clamp(15px, 2vw, 20px);
    letter-spacing: .3em;
}

.block-year .year-item .desc {
    font-size: clamp(13px, 1.3vw, 18px);
    font-weight: 500;
    letter-spacing: .05rem;
    margin: 0 0 .5rem;
}

.block-year .year-item .desc.large {
    font-size: clamp(16px, 1.6vw, 22px);
}

.block-year .year-item .sub {
    font-size: 12px;
    line-height: 200%;
    letter-spacing: .05rem;
    margin: 0;
}

.block-year .year-item .img {
    text-align: center;
}

.block-year .year-item .add {
    margin: 1rem 0;
    padding: 1rem;
    background: url(../img/history/bg-add.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: 10px;
}

.block-year .year-item .add-desc {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .05em;
    margin: .5rem 0 0;
}

@media (min-width: 1024px) {

    .series-grid,
    .series-grid .inner {
        justify-content: center;
    }

    .series-grid:nth-of-type(odd) .block-incident {
        order: 2;
    }

    .series-grid:nth-of-type(odd) .block-year {
        order: 1;
    }

    .block-incident,
    .block-year {
        width: 50%;
    }

    /* .block-incident .incident-item */
    .block-incident .incident-item {
        position: relative;
    }

    .block-incident .incident-item,
    .block-incident .incident-img {
        margin-left: auto;
        margin-right: 64px;
    }

    .block-incident .incident-item::before {
        content: "";
        position: absolute;
        right: -75px;
        top: 26px;
        width: 75px;
        height: 22px;
        background: url(../img/history/ico-pin.svg) no-repeat;
        background-size: contain;
        transform: scaleX(-1);
    }

    .block-incident .incident-item .title {
        padding-left: 25px;
    }

    .block-incident .incident-item .title::before {
        top: 9px;
    }

    .series-grid:nth-of-type(odd) .block-incident .incident-item,
    .series-grid:nth-of-type(odd) .block-incident .incident-img {
        margin-right: 0;
        margin-left: 64px;
    }

    .series-grid:nth-of-type(odd) .block-incident .incident-item::before {
        left: -75px;
        right: auto;
        transform: scaleX(1);
    }

    /* .block-year .year-item */
    .block-year .year-item {
        background: none;
        padding: 0;
        box-shadow: none;
    }

    .block-year {
        padding-left: 75px;
    }

    .series-grid:nth-of-type(odd) .block-year {
        padding-left: 0;
        padding-right: 75px;
    }

    .block-year .year-item .year.large span {
        display: block;
    }
}

@media (min-width: 1280px) {
    .series-grid {
        padding: 50px 0 165px;
    }

    .series-grid::before {
        width: 10px;
        height: calc(100% - 165px);
    }

    .series-grid::after {
        width: 134px;
        height: 165px;
        margin-left: calc(50% - 5px);
    }

    .series-grid:nth-of-type(2n)::after {
        margin-right: calc(50% - 5px);
    }

    /* .block-incident .incident-item */
    .block-incident .incident-item {
        margin-bottom: 3.5rem;
    }

    /* .block-year .year-item */
    .block-year .year-item {
        margin-bottom: 3.5rem;
    }

    .block-year .year-item .add {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .block-year .year-item .add-desc {
        margin: .5rem 0 0;
    }
}


/* ---------------------
modal
--------------------- */
.column-detail {
    position: fixed;
    inset: 0;
    z-index: 1000;

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 20px;

    background: rgba(0, 0, 0, 0.6);

    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
}

.column-detail.is-open {
    opacity: 1;
    visibility: visible;
}

.modal-inner {
    position: relative;
    width: 100%;
    max-width: 505px;
    max-height: 80vh;
    background: #fff;
    border: solid 2px #002C62;
    border-radius: 20px;
}

.modal-inner .column-label {
    width: 95%;
    max-width: 422px;
    transform: translate(0, -23px);
    margin: 0 auto;
}

.modal-inner .desc {
    padding: 0 1.5rem 2rem;
    margin: 0;
    font-size: 12px;
    letter-spacing: .05em;
    line-height: 200%;
    text-align: justify;
}

.modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    border: none;
    background: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
}

.column-label {
    text-decoration: none;
    border-radius: 5px;
    position: relative;
    padding-left: 32.5px;
    margin: 0 0 2rem;
}

.column-label::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    margin: auto 0;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    overflow: hidden;
    background-color: #a59462;
    background-image: url(../img/history/ico-column.svg);
    background-repeat: no-repeat;
    background-size: 42px auto;
    background-position: center;
}

.column-label .txt {
    display: block;
    padding: 10px 36px 10px 42.5px;
    box-shadow: 4px 4px 10px rgba(119, 102, 53, 0.4);
    border-radius: 5px;
    background: #002C62;
    color: #fff;
    font-size: clamp(14px, 1.8vw, 16px);
    letter-spacing: .05em;
    position: relative;
}

.column-label.btn-column {
    cursor: pointer;
}

.column-label.btn-column::before {
    animation: yureru 2.5s linear 0s infinite;
}

.column-label.btn-column .txt::after {
    content: "▶";
    font-size: 8px;
    text-align: center;
    line-height: 18px;
    color: #fff;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: solid 1px #fff;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 10px;
    margin: auto 0;
}

@keyframes yureru {
    0% {
        box-shadow: 0 0 0 0 #a59462;
    }

    70% {
        box-shadow: 0 0 0 20px rgba(165, 148, 98, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(165, 148, 98, 0);
    }
}

@media (min-width: 1024px) {

    .block-incident .incident-item,
    .column-label.btn-column,
    .block-year .year-item .year,
    .block-year .year-item .desc,
    .block-year .year-item .sub,
    .block-year .year-item .add {
        max-width: 422px;
    }

    .series-grid:nth-of-type(odd) .column-label.btn-column,
    .series-grid:nth-of-type(odd) .block-year .year-item .year,
    .series-grid:nth-of-type(odd) .block-year .year-item .desc,
    .series-grid:nth-of-type(odd) .block-year .year-item .sub,
    .series-grid:nth-of-type(odd) .block-year .year-item .add {
        margin-left: auto;
        margin-right: 0;
    }

    .modal-inner .desc {
        padding: 1.8rem 3rem 3rem;
    }
}

/* ---------------------
.history-sec
--------------------- */
.history-sec {
    position: relative;
}

.history-sec:nth-of-type(even)::before {
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    background: #D6CEB2;
    opacity: .3;
}

.history-sec:nth-of-type(even)::before {
    height: calc(100% - 40px);
}

.history-sec:nth-of-type(n+2) {
    margin-top: -40px;
}

.history-sec:nth-of-type(n+2) .series-grid:nth-child(1) {
    padding-top: 40px;
}

.history-sec:nth-of-type(n+2) .series-grid:nth-child(1):before {
    height: calc(100% - 82.5px - 40px);
    top: 40px;
}

.history-sec:nth-last-child(1) .series-grid:nth-last-child(1):before {
    height: 100%;
}

.history-sec:nth-last-child(1) .series-grid:nth-last-child(1):after {
    display: none;
}

@media (min-width: 1280px) {
    .history-sec:nth-of-type(even)::before {
        height: calc(100% - 81px);
    }

    .history-sec:nth-of-type(n+2) {
        margin-top: -81px;
    }

    .history-sec:nth-of-type(n+2) .series-grid:nth-child(1) {
        padding-top: 82px;
    }

    .history-sec:nth-of-type(n+2) .series-grid:nth-child(1):before {
        height: calc(100% - 165px - 81px);
        top: 81px;
    }
}



/* ---------------------
#sec01
--------------------- */
#sec01 {
    padding-top: 3rem;
}

#sec01 .series-grid:nth-child(1) {
    padding-top: 80px;
}

#sec01 .wrap-series {
    position: relative;
}

#sec01 .wrap-series::before,
#sec01 .wrap-series::after {
    content: "";
    position: absolute;
    top: 0;
}

#sec01 .wrap-series::before {
    width: 28%;
    height: 93px;
    left: 0;
    background: url(../img/history/story-cloud-left.png) no-repeat;
    background-size: cover;
    background-position: right top;
}

#sec01 .wrap-series::after {
    width: 30%;
    height: 61px;
    right: 0;
    background: url(../img/history/story-cloud-right.png) no-repeat;
    background-size: cover;
    background-position: left top;
}

/* ---------------------
#sec03 #sec04 #sec05
--------------------- */
@media (min-width: 1024px) {

    #sec03 .series-grid:nth-of-type(even) .block-year,
    #sec04 .series-grid:nth-of-type(even) .block-year,
    #sec05 .series-grid:nth-of-type(even) .block-year {
        order: 1;
    }

    #sec03 .series-grid:nth-of-type(even) .block-incident,
    #sec04 .series-grid:nth-of-type(even) .block-incident,
    #sec05 .series-grid:nth-of-type(even) .block-incident {
        order: 2;
    }

    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-img,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-img,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-img {
        margin-right: 0;
        margin-left: 64px;
    }

    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-item::before,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-item::before,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-item::before {
        left: -75px;
        right: auto;
        transform: scaleX(1);
    }

    #sec03 .series-grid:nth-of-type(odd) .block-year,
    #sec04 .series-grid:nth-of-type(odd) .block-year,
    #sec05 .series-grid:nth-of-type(odd) .block-year {
        order: 2;
    }

    #sec03 .series-grid:nth-of-type(even) .block-year,
    #sec04 .series-grid:nth-of-type(even) .block-year,
    #sec05 .series-grid:nth-of-type(even) .block-year {
        padding-left: 0;
        padding-right: 64px;
    }

    #sec03 .series-grid:nth-of-type(odd) .block-year,
    #sec04 .series-grid:nth-of-type(odd) .block-year,
    #sec05 .series-grid:nth-of-type(odd) .block-year {
        padding-right: 0;
        padding-left: 64px;
    }

    #sec03 .series-grid:nth-of-type(odd) .block-incident,
    #sec04 .series-grid:nth-of-type(odd) .block-incident,
    #sec05 .series-grid:nth-of-type(odd) .block-incident {
        order: 1;
    }

    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-img,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-img,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-img {
        margin-left: auto;
        margin-right: 64px;
    }

    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-item::before,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-item::before,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-item::before {
        right: -75px;
        left: auto;
        transform: scaleX(-1);
    }

    #sec03 .series-grid:nth-of-type(odd):after,
    #sec04 .series-grid:nth-of-type(odd):after,
    #sec05 .series-grid:nth-of-type(odd):after {
        margin-left: auto;
        margin-right: calc(50% - 2.5px);
        transform: scaleX(-1);
    }

    #sec03 .series-grid:nth-of-type(even):after,
    #sec04 .series-grid:nth-of-type(even):after,
    #sec05 .series-grid:nth-of-type(even):after {
        margin-right: auto;
        margin-left: calc(50% - 2.5px);
        transform: scaleX(1);
    }

    #sec03 .series-grid:nth-of-type(even) .column-label.btn-column,
    #sec03 .series-grid:nth-of-type(even) .block-year .year-item .year,
    #sec03 .series-grid:nth-of-type(even) .block-year .year-item .desc,
    #sec03 .series-grid:nth-of-type(even) .block-year .year-item .sub,
    #sec03 .series-grid:nth-of-type(even) .block-year .year-item .add,
    #sec04 .series-grid:nth-of-type(even) .column-label.btn-column,
    #sec04 .series-grid:nth-of-type(even) .block-year .year-item .year,
    #sec04 .series-grid:nth-of-type(even) .block-year .year-item .desc,
    #sec04 .series-grid:nth-of-type(even) .block-year .year-item .sub,
    #sec04 .series-grid:nth-of-type(even) .block-year .year-item .add,
    #sec05 .series-grid:nth-of-type(even) .column-label.btn-column,
    #sec05 .series-grid:nth-of-type(even) .block-year .year-item .year,
    #sec05 .series-grid:nth-of-type(even) .block-year .year-item .desc,
    #sec05 .series-grid:nth-of-type(even) .block-year .year-item .sub,
    #sec05 .series-grid:nth-of-type(even) .block-year .year-item .add {
        margin-left: auto;
        margin-right: 0px;
    }

    #sec03 .series-grid:nth-of-type(odd) .column-label.btn-column,
    #sec03 .series-grid:nth-of-type(odd) .block-year .year-item .year,
    #sec03 .series-grid:nth-of-type(odd) .block-year .year-item .desc,
    #sec03 .series-grid:nth-of-type(odd) .block-year .year-item .sub,
    #sec03 .series-grid:nth-of-type(odd) .block-year .year-item .add,
    #sec04 .series-grid:nth-of-type(odd) .column-label.btn-column,
    #sec04 .series-grid:nth-of-type(odd) .block-year .year-item .year,
    #sec04 .series-grid:nth-of-type(odd) .block-year .year-item .desc,
    #sec04 .series-grid:nth-of-type(odd) .block-year .year-item .sub,
    #sec04 .series-grid:nth-of-type(odd) .block-year .year-item .add,
    #sec05 .series-grid:nth-of-type(odd) .column-label.btn-column,
    #sec05 .series-grid:nth-of-type(odd) .block-year .year-item .year,
    #sec05 .series-grid:nth-of-type(odd) .block-year .year-item .desc,
    #sec05 .series-grid:nth-of-type(odd) .block-year .year-item .sub,
    #sec05 .series-grid:nth-of-type(odd) .block-year .year-item .add {
        margin-right: auto;
        margin-left: 0px;
    }
}

@media (min-width: 1280px) {

    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-img,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-img,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-item,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-img {
        margin-right: 0;
        margin-left: 64px;
    }

    #sec03 .series-grid:nth-of-type(even) .block-incident .incident-item::before,
    #sec04 .series-grid:nth-of-type(even) .block-incident .incident-item::before,
    #sec05 .series-grid:nth-of-type(even) .block-incident .incident-item::before {
        left: -75px;
        right: auto;
        transform: scaleX(1);
    }

    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-img,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-img,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-item,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-img {
        margin-left: auto;
        margin-right: 64px;
    }

    #sec03 .series-grid:nth-of-type(odd) .block-incident .incident-item::before,
    #sec04 .series-grid:nth-of-type(odd) .block-incident .incident-item::before,
    #sec05 .series-grid:nth-of-type(odd) .block-incident .incident-item::before {
        right: -75px;
        left: auto;
        transform: scaleX(-1);
    }

    #sec03 .series-grid:nth-of-type(odd):after,
    #sec04 .series-grid:nth-of-type(odd):after,
    #sec05 .series-grid:nth-of-type(odd):after {
        margin-left: auto;
        margin-right: calc(50% - 5px);
        transform: scaleX(-1);
    }

    #sec03 .series-grid:nth-of-type(even):after,
    #sec04 .series-grid:nth-of-type(even):after,
    #sec05 .series-grid:nth-of-type(even):after {
        margin-right: auto;
        margin-left: calc(50% - 5px);
        transform: scaleX(1);
    }
}