@charset "utf-8";

/* ====================================================================
 基本設定
==================================================================== */

/* 基本
----------------------------------------------------------*/
html {
    overflow-y: scroll;
    font-size: 62.5%;
}
body {
    margin: 0;
    padding: 0;
    background: #ffffff;
    color: #333333;
    font-size: 1.6rem;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
}
body, button, input, select, textarea {
    font-family: "メイリオ", Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}

@media screen and (min-width: 640px) {
  body {
      min-width: 1000px;
  }
  .pc {
      display: block;
  }
  .phone {
      display: none;
  }
}

@media screen and (max-width: 639px) {
  body {
      font-size: 1.4rem;
  }
  .pc {
        display: none;
  }
  .phone {
      display: block;
  }
}

/* clearfixなど
----------------------------------------------------------*/
.clearfix:after {
    content: "";
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}

/* ----- 一般的なリンク ----- */
.main a,
.main a:visited {
    color: #09f;
    text-decoration: none;
    outline: none;
}
.main a:hover {
    color: #09f;
    text-decoration: underline;
}
.main a.hover:hover {
    opacity: 0.75;
}

/* ====================================================================
 ヘッダー
==================================================================== */
.header {
	background:#0099ff;
	color:#fff;
}
.header .inner {
	width:1000px;
	margin:0 auto;
	padding:15px;
}
.header .hd_logo {
	width:22%;
}
.header .hd_logo img {
	width:100%;
  height: auto;
}

@media screen and (min-width: 640px) {
  .header .inner {
    min-width: 1000px;
  }
}

@media screen and (max-width: 639px) {
  .header .inner {
    width:94%;
    padding:3%;
  }
  .header .hd_logo {
  	padding-right:3%;
  	width:30%;
  }
}


/* ====================================================================
 メイン
==================================================================== */
.main {}

/************* main_visual *************/
.main_visual {
  position: relative;
  background: url(../images/main_visual_bg.jpg) center center no-repeat;
  background-size: cover;
  width: 100%;
  max-height: 600px;
  height: 600px;
  margin: 0 auto;
}
.main_visual h1 {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 50%);
  border-radius: 10px;
  background-color: #fff;
  filter: drop-shadow(2px 2px 1px rgba(0, 0, 0, 0.25));
  max-width: 1000px;
  width: 100%;
  padding: 20px;
  text-align: center;
}
.main_visual h1 {
  color: #09f;
  font-size: 3.0rem;
  letter-spacing: 0.18em;
}
.main_visual h1 p {
  filter: drop-shadow(1px 1px 0px rgba(0, 0, 0, 0.1));
}
.main_visual h1 span {
  display: block;
  margin-top: 10px;
  font-size: 2.0rem;
  font-weight: normal;
}

@media screen and (max-width: 639px) {
  .main_visual {
    height: 0;
    padding-top: 43.91%;
  }
  .main_visual h1 {
    transform: translate(-50%, 80%);
    width: calc(100% - 4.7vw);
    padding: 10px;
  }
  .main_visual h1 {
    font-size: 2.4rem;
    letter-spacing: 0.18em;
  }
  .main_visual h1 span {
    margin-top: 6px;
    font-size: 1.6rem;
  }
}

/************* inner *************/
.main .inner {
  width: 1000px;
  margin: 0 auto;
}

@media screen and (min-width: 640px) {
  .main .inner {
    min-width: 1000px;
  }
}

@media screen and (max-width: 639px) {
  .main .inner {
    width: auto;
    margin: 0 2.35vw;
  }
}

/************* main_lead *************/
.main_lead {
  width: 800px;
  margin: 0 auto;
  padding-top: 150px;
  padding-bottom: 70px;
  text-align: center;
}
.main_lead .main_lead--txt {
  margin-bottom: 30px;
}
.main_lead .main_lead--img {
  position: relative;
  max-width: 600px;
  width: 100%;
  margin: 0 auto 30px;
}
  .main_lead .main_lead--img:hover:after {
    position: absolute;
    bottom: 0;
    left: 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
       -ms-flex-pack: center;
     justify-content: center;
    -webkit-box-align: center;
       -ms-flex-align: center;
          align-items: center;
    background-color: rgba(255, 255, 255, 0.8);
    width: 100%;
    height: auto;
    padding: 20px;
    color: #000;
    font-size: 1.4rem;
    z-index: 3;
  }
  .main_lead .main_lead--img_01:hover:after {
    content: "1989年11月20日、国連総会で、「子どもの権利条約」が採択された。";
  }
  .main_lead .main_lead--img_02:hover:after {
    content: "子どもの権利条約採択について在ジュネーブの国連オフィスに報告するボーイスカウトの男の子たちと、当時のユニセフ事務局長ジェームス・グラント（写真左）、ユニセフ親善大使オードリー・ヘップバーン。";
  }
.main_lead .main_lead--img img {
  width: 100%;
  height: auto;
}

@media screen and (max-width: 639px) {
  .main_lead {
    width: auto;
    margin: 0 2.35vw;
    padding-top: 100px;
    padding-bottom: 20px;
    text-align: center;
  }
}

/************* sec *************/
.sec {
  border-bottom: 1px solid #c1c1c1;
  padding: 100px 0;
}
  .sec.sec_column--30th,
  .sec.sec_column--know {
    padding: 100px 0 70px;
  }
.sec:nth-child(odd) {
  background-color: #f1f1f1;
}

@media screen and (max-width: 639px) {
  .sec {
    padding: 50px 0;
  }
}

/************* sec_act *************/
.sec_act {
  border-top: 1px solid #c1c1c1;
}
.sec_act .sec_act--tit {
  margin-bottom: 30px;
  font-size: 2.8rem;
  text-align: center;
}
.sec_act .sec_act--movie {
  max-width: 800px;
  margin: 0 auto;
}
.sec_act .sec_act--movie p {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
}
.sec_act .sec_act--movie p iframe {
  position: absolute;
  top: 0;
  right: 0;
  width: 100% !important;
  height: 100% !important;
}

@media screen and (max-width: 639px) {
  .sec_act .sec_act--tit {
    font-size: 2.2rem;
  }
}

/************* sec_column *************/
.sec_column {}

/* sec--tit */
.sec_column .sec--tit {
  text-align: center;
}
.sec_column .sec--tit span {
  position: relative;
  display: inline-block;
  margin-bottom: 30px;
  margin-left: 140px;
  color: #293082;
  font-size: 2.8rem;
  text-align: center;
}
.sec_column .sec--tit span:before {
  position: absolute;
  bottom: 0;
  left: 0;
  display: inline-block;
  content: "";
  background: url(../images/sec_tit_deco.png) left center no-repeat;
  background-size: contain;
  width: 120px;
  height: 102px;
  margin-left: -140px;
  vertical-align: bottom;
}

@media screen and (max-width: 639px) {
  .sec_column .sec--tit span {
    margin-left: 74px;
    font-size: 2.2rem;
    text-align: left;
  }
  .sec_column .sec--tit span:before {
    top: -26px;
    width: 64px;
    height: 54px;
    margin-left: -74px;
  }
}

/* sec_column--cont */
.sec_column--cont {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
     -ms-flex-pack: justify;
   justify-content: space-between;
   -ms-flex-wrap: wrap;
         flex-wrap: wrap;
}
.sec_column--cont li {
  border-radius: 10px;
  border: 1px solid #09f;
  background-color: #fff;
  width: calc((100% - 30px) / 2);
  margin-bottom: 30px;
  padding: 30px;
  text-align: center;
}
.sec_column--cont li h3 {
  margin-bottom: 20px;
  color: #293082;
  font-size: 2.0rem;
}
.sec_column--cont li .sec_column--img {
  margin-bottom: 20px;
}
.sec_column--cont li .sec_column--img img {
  width: 100%;
  height: auto;
}
  .sec_column--cont li .sec_column--img a:hover img {
    opacity: 0.75;
  }
.sec_column--cont li .sec_column--txt {
  margin-bottom: 20px;
}
.sec_column--cont li .sec_column--link {
  width: 80%;
  margin: 0 auto;
}
.sec_column--cont li .sec_column--link a {
  position: relative;
  display: block;
  border-radius: 50px;
  border: 3px solid #09f;
  width: 100%;
  padding: 10px 20px;
}
  .sec_column--cont li .sec_column--link a:hover {
    background-color: #09f;
    color: #fff;
    text-decoration: none;
  }
.sec_column--cont li .sec_column--link a:after {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  display: inline-block;
  content: '\f0da';
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  font-size: 1.8rem;
  border-radius: 50px;
  background-color: #09f;
  width: 30px;
  height: 30px;
  padding-left: 3px;
  color: #fff;
  text-align: center;
  line-height: 30px;
}
  .sec_column--cont li .sec_column--link a:hover:after {
    background-color: #fff;
    color: #09f;
  }

@media screen and (max-width: 639px) {
  .sec_column--cont li {
    width: 100%;
    margin-bottom: 20px;
  }
  .sec_column--cont li:last-child {
    margin-bottom: 0px;
  }
}

/* sec_link */
.sec_link ul li {
  padding-bottom: 10px;
}
.sec_link ul li:after {
  padding-bottom: 0px;
}


/* ====================================================================
 フッター
==================================================================== */
.footer {
  padding: 30px 0;
  text-align: center;
}
.ft_copyright {
  font-size: 1.2rem;
}
 @media screen and (max-width: 639px) {

}