@charset "UTF-8";
/* ==============================================================================================
 Normalize
================================================================================================= */
/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
html {
    -webkit-text-size-adjust: 100%;
    line-height: 1.15;
}

body {
    margin: 0;
}

main {
    display: block;
}

h1 {
    margin: .67em 0;
    font-size: 2em;
}

hr {
    overflow: visible;
    box-sizing: content-box;
    height: 0;
}

pre {
    font-size: 1em;
    font-family: monospace, monospace;
}

a {
    background-color: transparent;
}

abbr[title] {
    text-decoration: underline;
    text-decoration: underline dotted;
    border-bottom: none;

    -webkit-text-decoration: underline dotted;
}

b, strong {
    font-weight: bolder;
}

code, kbd, samp {
    font-size: 1em;
    font-family: monospace, monospace;
}

small {
    font-size: 80%;
}

sub, sup {
    position: relative;
    font-size: 75%;
    vertical-align: baseline;
    line-height: 0;
}

sub {
    bottom: -.25em;
}

sup {
    top: -.5em;
}

img {
    border-style: none;
}

button, input, optgroup, select, textarea {
    margin: 0;
    font-size: 100%;
    font-family: inherit;
    line-height: 1.15;
}

button, input {
    overflow: visible;
}

button, select {
    text-transform: none;
}

button, [type="button"], [type="reset"], [type="submit"] {
    -webkit-appearance: button;
}

button::-moz-focus-inner, [type="button"]::-moz-focus-inner, [type="reset"]::-moz-focus-inner, [type="submit"]::-moz-focus-inner {
    padding: 0;
    border-style: none;
}

button:-moz-focusring, [type="button"]:-moz-focusring, [type="reset"]:-moz-focusring, [type="submit"]:-moz-focusring {
    outline: 1px dotted ButtonText;
}

fieldset {
    padding: .35em .75em .625em;
}

legend {
    display: table;
    box-sizing: border-box;
    max-width: 100%;
    padding: 0;
    color: inherit;
    white-space: normal;
}

progress {
    vertical-align: baseline;
}

textarea {
    overflow: auto;
}

[type="checkbox"], [type="radio"] {
    box-sizing: border-box;
    padding: 0;
}

[type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button {
    height: auto;
}

[type="search"] {
    -webkit-appearance: textfield;
    outline-offset: -2px;
}

[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
}

::-webkit-file-upload-button {
    font: inherit;
    -webkit-appearance: button;
}

details {
    display: block;
}

summary {
    display: list-item;
}

template {
    display: none;
}

[hidden] {
    display: none;
}

/* ==============================================================================================
 Base
================================================================================================= */
:root {
    font-size: 10px;
}

body {
    overflow-wrap: break-word;
    min-width: 320px;
    font-weight: 500;
    font-size: 1.6rem;
    font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", "メイリオ", "Meiryo", sans-serif;
    color: #333;
    line-height: 1.5;
    letter-spacing: .012em;
    word-wrap: break-word;
    background: #fff;
}

_:lang(x)::-ms-backdrop, body {
    font-weight: normal;
    font-family: "メイリオ", "Meiryo", sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
}

main {
    display: block;
}

ul, ol {
    list-style-type: none;
}

a {
    color: #1e67b0;
    text-decoration: underline;
    transition: color .2s;
}

em {
    font-weight: bold;
    font-style: normal;
}

sup {
    font-size: 1.2rem;
}

i {
    font-style: italic;
}

img {
    max-width: 100%;
    vertical-align: bottom;
}

p, ul, ol, dl, dt, dd, table, h1, h2, h3, h4, h5, h6, blockquote, form {
    margin: 0;
    padding: 0;
}

dfn, cite {
    font-style: normal;
}

small {
    font-size: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
}

input, select, button, textarea {
    font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", "メイリオ", "Meiryo", sans-serif;
    -webkit-appearance: none;
    appearance: none;
    border: 0;
    border-radius: 0;
}

input[type="reset"], input[type="image"], input[type="submit"], input[type="button"], button {
    cursor: pointer;
}

button {
    padding: 0;
    -webkit-appearance: none;
    appearance: none;
    background: none;
    border: 0;
}

/* ==============================================================================================
 Structure
================================================================================================= */
/*----------------------------------------
 Header
----------------------------------------*/
.site-header-50th {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1168px;
    margin: 0 auto;
    padding: 21px 10px 23px;
    background: #fff;
}

.site-header-50th .header-logo p a {
    display: block;
}

.site-header-50th .header-logo p a img {
    max-width: 206px;
}

.site-header-50th .header-nav {
    margin: 0 7px 0 0;
}

.site-header-50th .header-nav .header-nav-link {
    display: flex;
    margin: 0 0 -15px -53px;
    font-size: 1.8rem;
}

.site-header-50th .header-nav .header-nav-link > li {
    padding: 0 0 0 53px;
}

.site-header-50th .header-nav .header-nav-link > li a {
    position: relative;
    display: block;
    padding: 0 0 9px;
    color: #333;
    text-decoration: none;
}

.site-header-50th .header-nav .header-nav-link > li a::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    display: block;
    width: calc(100% - 4px);
    height: 5px;
    margin: 0 auto;
    background: #005bac;
    content: "";
    opacity: 0;
    transition: .2s linear;
    transform: none;
}

.site-header-50th .header-nav .header-nav-link > li a.active::after {
    opacity: 1;
}

.site-header-50th .header-nav .header-nav-link > li a:hover::after, .site-header-50th .header-nav .header-nav-link > li a:active::after, .site-header-50th .header-nav .header-nav-link > li a:focus::after {
    opacity: 1;
}

@media only screen and (max-width: 768px) {
    .site-header-50th {
        padding: 13px 16px 11px 15px;
    }
    .site-header-50th .header-logo p a img {
        max-width: 103px;
    }
    .site-header-50th .header-nav {
        margin-top: 2px;
    }
    .site-header-50th .header-nav .header-nav-link {
        margin-bottom: 0;
        margin-left: -20px;
        line-height: 1.2;
    }
    .site-header-50th .header-nav .header-nav-link > li {
        padding-left: 20px;
    }
    .site-header-50th .header-nav .header-nav-link > li a {
        padding-bottom: 4px;
    }
    .site-header-50th .header-nav .header-nav-link > li a::after {
        height: 3.5px;
    }
}

/*----------------------------------------
 #main
----------------------------------------*/
.site-wrap-50th-a {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 0 120px;
}

@media only screen and (max-width: 768px) {
    .site-wrap-50th-a {
        padding-bottom: 56px;
    }
}

.site-wrap-50th-b {
    max-width: 1920px;
    margin: 0 auto;
}

.site-wrap-50th-c {
    padding: 0 0 150px;
    background: linear-gradient(to right, rgba(10, 91, 143, .05) 0, rgba(66, 161, 197, .05) 49%, rgba(10, 91, 143, .05) 100%);
}

.content-wrap {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 0 120px;
}

.content > .inner-a {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 10px;
}

.content > .inner-b {
    max-width: 1168px;
    margin: 0 auto;
}

.content._hdg {
    padding: 111px 10px 91px;
}

.content._intr {
    position: relative;
    background: #edeeef;
}

.content._intr .txt-intr {
    position: absolute;
    right: 0;
    bottom: 38px;
    left: 0;
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 876px;
    margin: 0 auto;
    padding: 0 10px;
    font-size: 1.4rem;
    line-height: 1.4;
}

.content._intr .name {
    font-size: 1.8rem;
}

.content._hist {
    position: relative;
    background: url(/50th/common/images/bg-cont-01.png) top center no-repeat;
}

.content._hist > .inner-a {
    position: relative;
    max-width: 100%;
    margin: 0 0 480px;
    padding: 0;
}

.content._hist > .inner-a::before {
    left: calc(659vw * 100 / 1300);
    background: url(/50th/common/images/img-index-03.png) center no-repeat;
}

.content._hist > .inner-a::after {
    left: calc(942vw * 100 / 1300);
    background: url(/50th/common/images/img-index-04.png) center no-repeat;
}

.content._hist > .inner-a::before, .content._hist > .inner-a::after {
    position: absolute;
    top: 289px;
    display: block;
    width: calc(266vw * 100 / 1300);
    max-width: 282px;
    height: calc(266vw * 100 / 1300);
    max-height: 282px;
    background-size: contain;
    border-radius: 50%;
    box-shadow: 0 0 42px 10px rgba(255, 255, 255, .72);
    content: "";
}

.content._hist::before {
    left: calc(93vw * 100 / 1300);
    background: url(/50th/common/images/img-index-01.png) center no-repeat;
}

.content._hist::after {
    left: calc(376vw * 100 / 1300);
    background: url(/50th/common/images/img-index-02.png) center no-repeat;
}

.content._hist::before, .content._hist::after {
    position: absolute;
    top: 289px;
    display: block;
    width: calc(266vw * 100 / 1300);
    max-width: 282px;
    height: calc(266vw * 100 / 1300);
    max-height: 282px;
    background-size: contain;
    border-radius: 50%;
    box-shadow: 0 0 42px 10px rgba(255, 255, 255, .72);
    content: "";
}

.content._contrib {
    position: relative;
    overflow: hidden;
    min-height: 400px;
    background: url(/50th/common/images/bg-cont-03.png) top left no-repeat;
}

.content._contrib::before, .content._contrib::after {
    position: absolute;
    left: calc(523vw * 100 / 1300);
    display: block;
    width: calc(312vw * 100 / 1300);
    max-width: 312px;
    content: "";
}

.content._contrib::before {
    top: 0;
    z-index: 1;
    height: calc(237vw * 100 / 1300);
    max-height: 237px;
    background: url(/50th/common/images/img-index-05.png) center no-repeat;
    background-size: contain;
}

.content._contrib::after {
    top: calc(-75vw * 100 / 1300);
    z-index: 0;
    height: calc(312vw * 100 / 1300);
    max-height: 312px;
    border-radius: 50%;
    box-shadow: 0 0 42px 21px rgba(255, 255, 255, .72);
}

.content._contrib > .inner-b {
    max-width: none;
    margin: 418px 0 0;
}

.content._contrib > .inner-b::before, .content._contrib > .inner-b::after {
    position: absolute;
    top: 166px;
    left: calc(833vw * 100 / 1300);
    display: block;
    width: calc(217vw * 100 / 1300);
    max-width: 217px;
    height: calc(217vw * 100 / 1300);
    max-height: 217px;
    content: "";
}

.content._contrib > .inner-b::before {
    z-index: 1;
    background: url(/50th/common/images/img-index-06.png) center no-repeat;
    background-size: contain;
}

.content._contrib > .inner-b::after {
    z-index: 0;
    border-radius: 50%;
    box-shadow: 0 0 42px 21px rgba(255, 255, 255, .72);
}

.content._contrib > .inner-b .content-txt::before, .content._contrib > .inner-b .content-txt::after {
    position: absolute;
    right: 0;
    display: block;
    width: calc(268vw * 100 / 1300);
    max-width: 268px;
    content: "";
}

.content._contrib > .inner-b .content-txt::before {
    top: 0;
    z-index: 1;
    height: calc(256vw * 100 / 1300);
    max-height: 256px;
    background: url(/50th/common/images/img-index-07.png) center no-repeat;
    background-size: contain;
}

.content._contrib > .inner-b .content-txt::after {
    top: calc(-40vw * 100 / 1300);
    z-index: 0;
    height: calc(268vw * 100 / 1300);
    max-height: 268px;
    border-radius: 50%;
    box-shadow: 0 0 42px 21px rgba(255, 255, 255, .72);
}

@media only screen and (max-width: 768px) {
    .content._hdg {
        padding: 37px 15px 53px;
    }
    .content._intr .inner-a {
        padding: 0;
    }
    .content._intr .inner-a .txt-intr {
        bottom: 7px;
        padding-right: 27px;
        padding-left: 27px;
        font-size: 1.2rem;
        color: #fff;
        text-shadow: 0 3px 3px #000;
    }
    .content._intr .inner-a .txt-intr .name {
        font-size: 1.8rem;
    }
    .content._hist {
        height: auto;
        background: none;
    }
    .content._hist .inner-a {
        overflow: hidden;
        min-height: 550px;
        margin-bottom: 0;
        background: url(/50th/common/images/bg-cont-02.png) center no-repeat;
        background-size: cover;
    }
    .content._hist .inner-a::before, .content._hist .inner-a::after {
        left: auto;
        width: calc(124vw * 100 / 375);
        max-width: 133px;
        height: calc(124vw * 100 / 375);
        max-height: 133px;
    }
    .content._hist .inner-a::before {
        right: -22px;
    }
    .content._hist .inner-a::after {
        top: auto;
        right: 28%;
        bottom: 214px;
    }
    .content._hist .inner-a > .hdg-a {
        position: relative;
        background: #fff;
    }
    .content._hist .inner-a > .hdg-a::before, .content._hist .inner-a > .hdg-a::after {
        position: absolute;
        left: 0;
        display: block;
        width: 100%;
        height: 20px;
        content: "";
    }
    .content._hist .inner-a > .hdg-a::before {
        top: 530px;
        background: linear-gradient(to bottom, rgba(255, 255, 255, 0), #fff);
    }
    .content._hist .inner-a > .hdg-a::after {
        bottom: -19px;
        background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0));
    }
    .content._hist::before, .content._hist::after {
        top: auto;
        left: auto;
        width: none;
        max-width: auto;
        height: none;
        max-height: auto;
        background: none;
        background-size: auto;
        border-radius: 0;
        content: normal;
    }
    .content._hist .content-txt {
        position: relative;
    }
    .content._hist .content-txt::before {
        top: -208px;
        left: 24%;
        background: url(/50th/common/images/img-index-01.png) center no-repeat;
    }
    .content._hist .content-txt::after {
        top: -308px;
        left: -10px;
        background: url(/50th/common/images/img-index-02.png) center no-repeat;
    }
    .content._hist .content-txt::before, .content._hist .content-txt::after {
        position: absolute;
        display: block;
        width: calc(124vw * 100 / 375);
        max-width: 133px;
        height: calc(124vw * 100 / 375);
        max-height: 133px;
        background-size: contain;
        border-radius: 50%;
        box-shadow: 0 0 42px 10px rgba(255, 255, 255, .72);
        content: "";
    }
    .content._contrib {
        min-height: 300px;
        margin: 24px 0 0;
        background: url(/50th/common/images/bg-cont-04.png) top left no-repeat;
    }
    .content._contrib::before, .content._contrib::after {
        left: 60px;
        width: 108px;
    }
    .content._contrib::before {
        height: 82px;
    }
    .content._contrib::after {
        top: -26px;
        height: 108px;
    }
    .content._contrib > .inner-b {
        margin-top: 318px;
    }
    .content._contrib > .inner-b::before, .content._contrib > .inner-b::after {
        top: 158px;
        left: 64%;
        width: calc(104vw * 100 / 320);
        min-width: 104px;
        max-width: 130px;
        height: calc(104vw * 100 / 320);
        min-height: 104px;
        max-height: 130px;
    }
    .content._contrib > .inner-b .content-txt::before, .content._contrib > .inner-b .content-txt::after {
        width: 142px;
    }
    .content._contrib > .inner-b .content-txt::before {
        height: 136px;
    }
    .content._contrib > .inner-b .content-txt::after {
        height: 142px;
    }
}

@media only screen and (min-width: 1300px) {
    .content._hist > .inner-a::before {
        left: 659px;
        width: 266px;
        height: 266px;
    }
    .content._hist > .inner-a::after {
        position: absolute;
        left: 942px;
        display: block;
        width: 266px;
        height: 266px;
        content: "";
    }
    .content._hist::before {
        position: absolute;
        left: 93px;
        display: block;
        width: 266px;
        height: 266px;
        content: "";
    }
    .content._hist::after {
        position: absolute;
        left: 376px;
        display: block;
        width: 266px;
        height: 266px;
        content: "";
    }
    .content._contrib::before {
        left: 523px;
    }
    .content._contrib::after {
        top: -75px;
        left: 523px;
    }
    .content._contrib > .inner-b::before {
        left: 833px;
    }
    .content._contrib > .inner-b::after {
        left: 833px;
    }
}

.content-txt {
    margin: 20px 0 0;
    padding: 0 80px;
}

.content-txt p {
    line-height: 2.3;
}

@media only screen and (max-width: 768px) {
    .content-txt {
        margin-top: 22px;
        padding-right: 15px;
        padding-left: 15px;
    }
    .content-txt p {
        line-height: 1.7;
    }
}

.video-wrap > .inner {
    position: relative;
    display: block;
}

.video-wrap > .inner #video {
    width: 100%;
    max-width: 1300px;
    vertical-align: bottom;
}

.video-wrap > .inner .txt-sub {
    padding-bottom: 90px;
}

.video-wrap > .inner .skip {
    position: absolute;
    right: 6%;
    bottom: 12%;
    font-size: 1.8rem;
    text-align: left;
}

.video-wrap > .inner .skip::before {
    position: absolute;
    top: 15px;
    right: 32px;
    display: block;
    width: 24px;
    height: 1px;
    background: #0a5c91;
    content: "";
    transition: .2s;
    pointer-events: none;
}

.video-wrap > .inner .skip:hover::before, .video-wrap > .inner .skip:active::before, .video-wrap > .inner .skip:focus::before {
    background: #fff;
}

.video-wrap > .inner .skip > a {
    display: block;
    min-width: 125px;
    padding: 0 0 1px 28px;
    color: #0a5c91;
    text-decoration: none;
    background: #fff;
    border: 1px solid #0a5c91;
    transition: .2s;
}

.video-wrap > .inner .skip > a::before, .video-wrap > .inner .skip > a::after {
    position: absolute;
    display: block;
    width: 9px;
    height: 1px;
    background: #0a5c91;
    content: "";
    transition: .2s;
    pointer-events: none;
}

.video-wrap > .inner .skip > a::before {
    top: 12px;
    right: 31px;
    transform: rotate(40deg);
}

.video-wrap > .inner .skip > a::after {
    top: 18px;
    right: 31px;
    transform: rotate(-40deg);
}

.video-wrap > .inner .skip > a:hover, .video-wrap > .inner .skip > a:active, .video-wrap > .inner .skip > a:focus {
    color: #fff;
    background: #0a5c91;
}

.video-wrap > .inner .skip > a:hover::before, .video-wrap > .inner .skip > a:active::before, .video-wrap > .inner .skip > a:focus::before {
    background: #fff;
}

.video-wrap > .inner .skip > a:hover::after, .video-wrap > .inner .skip > a:active::after, .video-wrap > .inner .skip > a:focus::after {
    background: #fff;
}

.mv {
    min-height: 350px;
    padding: 0 0 26px;
    background: url(/50th/common/images/bg-mv-01.png) center no-repeat;
}

.mv h1 {
    text-align: center;
}

@media only screen and (max-width: 768px) {
    .mv {
        min-height: 200px;
        padding-top: 12px;
        padding-bottom: 0;
        background: url(/50th/common/images/bg-mv-02.png) center no-repeat;
        background-size: cover;
    }
    .mv h1 img {
        max-width: 202px;
    }
}

/* ==============================================================================================
 Modules
================================================================================================= */
.hdg-a {
    margin: 40px 0 20px;
    font-size: 4rem;
    text-align: center;
}

.inner-a .hdg-a {
    margin: 0;
    padding: 165px 0 65px;
    letter-spacing: .03em;
}

.hdg-a._shdw {
    text-shadow: 0 0 42px rgba(255, 255, 255, .36), 1px 0 42px rgba(255, 255, 255, .36), 0 1px 42px rgba(255, 255, 255, .36), -1px 0 42px rgba(255, 255, 255, .36), 0 -1px 42px rgba(255, 255, 255, .36), 1px 1px 42px rgba(255, 255, 255, .36), 1px -1px 42px rgba(255, 255, 255, .36), -1px 1px 42px rgba(255, 255, 255, .36), -1px -1px 42px rgba(255, 255, 255, .36), 0 0 84px rgba(255, 255, 255, .36), 1px 0 84px rgba(255, 255, 255, .36), 0 1px 84px rgba(255, 255, 255, .36), -1px 0 84px rgba(255, 255, 255, .36), 0 -1px 84px rgba(255, 255, 255, .36), 1px 1px 84px rgba(255, 255, 255, .36), 1px -1px 84px rgba(255, 255, 255, .36), -1px 1px 84px rgba(255, 255, 255, .36), -1px -1px 84px rgba(255, 255, 255, .36);
}

@media only screen and (max-width: 768px) {
    .hdg-a {
        margin-top: 21px;
        margin-bottom: 0;
        padding: 0 10px;
        font-size: 3.5rem;
        line-height: 1.3;
    }
    .inner-a .hdg-a {
        padding: 37px 14px 10px;
    }
    .hdg-a._shdw {
        text-shadow: none;
    }
    .btn-link + .hdg-a {
        margin: 37px 0 0;
    }
}

.hdg-b {
    font-size: 4.2rem;
    color: #0072bb;
    text-align: center;
    text-shadow: 0 3px 7px rgba(0, 0, 0, .2);
    letter-spacing: .04em;
}

.hdg-c {
    font-weight: bold;
    font-size: 2.4rem;
}

.lead-a {
    margin: 7px 0 0;
    font-size: 3.6rem;
    color: #0072bb;
    text-align: center;
    letter-spacing: .03em;
}

@media only screen and (max-width: 768px) {
    .lead-a {
        margin-top: 9px;
        line-height: 1.2;
    }
}

.hdg-c + .year {
    margin: 20px 0 0;
}

span.txt-block {
    display: block;
}

@media only screen and (max-width: 768px) {
    span.txt-block._sp-inline {
        display: inline;
    }
}

.list-hist-a > li {
    display: flex;
    justify-content: space-between;
    max-width: 1168px;
    margin: 0 auto;
    padding: 0 10px;
}

.list-hist-a > li .year {
    position: relative;
    min-width: 240px;
    min-height: 80px;
    padding: 16px 0 0 70px;
    font-weight: bold;
    font-size: 3rem;
    color: #b3d465;
}

.list-hist-a > li .year::before {
    position: absolute;
    top: 30px;
    left: 19px;
    display: block;
    width: 19px;
    height: 19px;
    background: #b3d465;
    border-radius: 50%;
    content: "";
}

.list-hist-a > li .year::after {
    position: absolute;
    top: 0;
    left: 27px;
    display: block;
    width: 3px;
    height: 100%;
    background: #b3d465;
    content: "";
}

.list-hist-a > li:first-child .year::after {
    top: 40px;
    height: calc(100% - 40px);
}

.list-hist-a > li:last-child .year::after {
    top: 0;
    height: 40px;
}

.list-hist-a > li .content {
    width: 100%;
    padding: 20px 0 0;
}

.list-hist-a > li .content .title {
    font-size: 2.4rem;
}

.list-hist-a > li .content .title + .list-desc-a {
    margin: 20px 0 0;
}

.list-hist-a > li .content .list-desc-a dt {
    width: calc(100% - 264px);
}

.list-hist-a > li .content .list-desc-a dt > :first-child {
    margin-top: 0;
}

.list-hist-a > li .content .list-desc-a dd + dt {
    margin: 20px 0 0;
}

.list-hist-a > li .content .list-desc-a dd > .sect {
    width: calc(100% - 264px);
}

.list-hist-a > li .content .list-desc-a dd > .sect._img {
    width: 100%;
}

.list-hist-a > li .content .list-desc-a dd > .sect + .sect {
    margin: 20px 0 0;
}

.list-hist-a > li.bg {
    justify-content: center;
    max-width: 1920px;
    background: url(/50th/common/images/bg-01.png) bottom center no-repeat;
}

.list-hist-a > li.bg .content {
    max-width: 908px;
}

@media only screen and (max-width: 768px) {
    .list-hist-a > li .year {
        min-width: 116px;
        padding-top: 16px;
        padding-left: 22px;
    }
    .list-hist-a > li .year::before {
        top: 33px;
        left: 0;
        width: 9.5px;
        height: 9.5px;
    }
    .list-hist-a > li .year::after {
        left: 4px;
        width: 1.5px;
    }
    .list-hist-a > li .content .list-desc-a dt {
        width: 100%;
    }
    .list-hist-a > li .content .list-desc-a dd .sect {
        width: 100%;
    }
}

.btn-link-a {
    margin: 33px 0 0;
}

.btn-link-a > a {
    position: relative;
    display: block;
    max-width: 400px;
    margin: 0 auto;
    padding: 22px 94px 22px 69px;
    font-size: 1.8rem;
    color: #fff;
    text-decoration: none;
    background: #0058ab;
    transition: .2s;
}

.btn-link-a > a::before {
    position: absolute;
    top: 0;
    right: 48px;
    bottom: 0;
    display: block;
    width: 20px;
    height: 20px;
    margin: auto;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    content: "";
    transition: .2;
    transform: rotate(45deg);
}

.btn-link-a > a::after {
    position: absolute;
    top: 0;
    right: 46px;
    bottom: 0;
    display: block;
    width: 48px;
    height: 2px;
    margin: auto;
    background: #fff;
    content: "";
    transition: .2;
}

.btn-link-a > a:hover, .btn-link-a > a:active, .btn-link-a > a:focus {
    color: #0058ab;
    background: #c0d8ed;
}

.btn-link-a > a:hover::before, .btn-link-a > a:active::before, .btn-link-a > a:focus::before {
    border-top-color: #0058ab;
    border-right-color: #0058ab;
}

.btn-link-a > a:hover::after, .btn-link-a > a:active::after, .btn-link-a > a:focus::after {
    background: #0058ab;
}

@media only screen and (max-width: 768px) {
    .btn-link-a {
        margin-top: 40px;
        padding: 0 15px;
    }
    .btn-link-a > a {
        max-width: 300px;
        padding: 22px 12px 22px 24px;
        font-size: 1.6rem;
    }
    .btn-link-a > a::before {
        right: 27px;
        width: 16px;
        height: 16px;
    }
    .btn-link-a > a::after {
        right: 27px;
        width: 32px;
    }
}

.lyt-item-a {
    display: flex;
    justify-content: space-between;
}

.lyt-item-a .txt {
    width: 100%;
}

.lyt-item-a .txt :first-child {
    margin-top: 0;
}

.lyt-item-a .txt :last-child {
    margin-bottom: 0;
}

.lyt-item-a .img {
    flex-shrink: 0;
    width: 100%;
    max-width: 264px;
    margin: 0 0 0 5px;
}

.lyt-item-a .img > :first-child {
    margin-top: 0;
}

.lyt-item-a .img > :last-child {
    margin-bottom: 0;
}

.lyt-item-a .img .lyt-img-a > img {
    box-shadow: 0 3px 7px 0 rgba(0, 0, 0, .2);
}

.lyt-item-a .img .lyt-img-a._none-shdw > img {
    box-shadow: none;
}

@media only screen and (max-width: 768px) {
    .lyt-item-a {
        display: block;
        justify-content: flex-start;
    }
    .lyt-item-a .img {
        max-width: none;
        margin-top: 13px;
        margin-left: 0;
    }
}

.lyt-img-a {
    text-align: center;
}

.lyt-img-a .caption {
    display: block;
    margin: 10px 0 0;
    font-size: 1.6rem;
}

.lyt-img-a .caption + img {
    margin: 20px 0 0;
}

.lyt-img-a .caption .txt-sub {
    display: block;
    font-size: 1.4rem;
}

html[data-script-enabled="true"] .js-fadein {
    opacity: 0;
    transition: .5s;
}

html[data-script-enabled="true"] .js-fadein.is-active {
    opacity: 1;
}

.sp-display {
    display: none;
}

@media only screen and (max-width: 768px) {
    .sp-display {
        display: block;
    }
}

@media only screen and (max-width: 768px) {
    .pc-display {
        display: none;
    }
}