@charset "UTF-8";

/*
  コンテンツ
*/

/***********************************************************
#1 メインビジュアル
***********************************************************/
.message img {
  width: 100%;
}
#main .content_box {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  line-height: 1.8;
}

@media screen and (max-width: 1440px) {
}

@media screen and (max-width: 1024px) {
}

@media screen and (max-width: 768px) {
}

@media screen and (max-width: 640px) {
}

@media screen and (max-width: 430px) {
}

/***********************************************************
#1 勉強会開催のお知らせ
***********************************************************/
.overview {
  background: #d3e3b2;
  position: relative;
}
#study {
/*  margin: 8rem 0 0 0;*/
  margin: 4rem 0 0 0;
  padding-bottom: 8rem;
}
#study .study_box .content_box {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}
.bg_deco_left {
  max-width: 350px;
  position: absolute;
  bottom: 0;
  left: 0;
}
.bg_deco_right {
  max-width: 350px;
  position: absolute;
  bottom: 0;
  right: 0;
}

@media screen and (max-width: 640px) {
  #study {
/*    margin: 4rem 0 0 0;*/
    margin: 1rem 0 0 0;
    padding-bottom: 4rem;
  }
  .bg_deco_left {
    max-width: 170px;
  }
  .bg_deco_right {
    max-width: 170px;
  }
}

/***********************************************************
#1 勉強会の動画
***********************************************************/
#movie {
  padding-bottom: 7rem;
  margin-top: 8rem;
}
.movie_box {
  max-width: 900px;
  margin: 0 auto;
}
.movie_box video {
  width: 100%;
}
@media screen and (max-width: 640px) {
  #movie {
    padding: 0 1rem 4rem 1rem;
    margin-top: 3rem;
  }
}

/***********************************************************
#1 オリジナルグッズタイトル
***********************************************************/
.present_corner {
  background: #f8f6e3;
  position: relative;
}
.present_title_box {
  max-width: 900px;
  padding: 5rem 1rem 0 1rem;
  margin: 0 auto;
}
@media screen and (max-width: 640px) {
  .present_title_box {
    padding: 3rem 1rem 0 1rem;
  }
}

/***********************************************************
#1 プレゼント内容
***********************************************************/
#present,
#quiz,
#apply {
  margin: 9rem 0;
}
#present {
  position: relative;
  margin: 6rem 0;
}
.ribbon_box {
  max-width: 1000px;
  margin: 0 auto -50px auto;
  position: relative;
  z-index: 10;
}
.write_box {
  background: #fff;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 20px;
  padding: 4rem 2rem 3rem 2rem;
  text-align: center;
}
#present .write_box {
  position: relative;
}
#present .content_box {
  margin: 2rem 0 3rem 0;
  font-size: 1.2rem;
  line-height: 1.7;
}
.original_goods_box {
  max-width: 780px;
  margin: 0 auto;
}
#present .bg_deco_left {
  position: absolute;
  top: 300px;
  left: 0;
  max-width: 300px;
}

@media screen and (max-width: 640px) {
  #present,
  #quiz,
  #apply {
    margin: 4rem 0;
  }
  #present {
    margin: 2rem 0;
  }
  .ribbon_box {
    margin: 0 auto -30px auto;
  }
  .write_box {
    padding: 4rem 1rem 3rem 1rem;
    margin: 0 1rem;
  }
  #present .content_box {
    margin: 1rem 0 2rem;
    font-size: 1rem;
    line-height: 1.7;
  }
}

/***********************************************************
#1 クイズ
***********************************************************/
#quiz {
  position: relative;
}
#quiz .write_box {
  padding: 4rem 2rem 4rem 2rem;
  position: relative;
}
.question_box {
  max-width: 670px;
  margin: 0 auto;
}
.choices {
  margin: 3rem 1rem 8rem 1rem;
}
.choices_box {
  max-width: 380px;
  margin: 0 auto;
}

#quiz .content_box {
  margin: 3rem 0 3rem 0;
  font-size: 1.2rem;
  line-height: 1.7;
}

.answer_button {
  max-width: 280px;
  background: #fff;
  padding: 20px 0;
  font-size: 1.3rem;
  font-weight: 500;
  border: 1px solid #646464;
  border-radius: 50px;
  margin: 2rem auto;
}
.answer_button span {
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 10px solid black;
  margin: 0 0 0 9px;
  display: inline-block;
}
.answer_content_box {
  display: none;
  margin: 3rem 0;
}
.answer_content_box .text {
  padding: 1rem 3rem;
  line-height: 2;
}
.answer_box {
  max-width: 350px;
  margin: 0 auto;
}
#quiz .bg_deco_right {
  position: absolute;
  top: 90px;
  right: 0;
  max-width: 300px;
}

@media screen and (max-width: 640px) {
  #quiz .write_box {
    padding: 4rem 1rem 2rem 1rem;
  }
  .choices {
    /*    display: block;*/
    margin: 3rem 0 6rem 0;
  }
  .choices_box {
    max-width: 260px;
  }
  #quiz .content_box {
    margin: 2rem 0 3rem 0;
    font-size: 1rem;
  }
  .answer_button {
    max-width: 250px;
    padding: 18px 0;
    font-size: 1.2rem;
  }
  .answer_content_box .text {
    padding: 1rem 0;
  }
  .answer_box {
    max-width: 300px;
  }
}

/***********************************************************
#1 応募フォーム
***********************************************************/
#apply {
  margin-bottom: 0;
  padding-bottom: 12rem;
  position: relative;
}
#apply .write_box {
  position: relative;
}
.g_form {
  margin-top: 3rem;
}
#apply a {
  display: block;
  max-width: 280px;
  background: #fff;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 500;
  color: #01bbd6;
  border: 1px solid #01bbd6;
  border-radius: 5px;
  margin: 0 auto;
}
#apply .bg_deco_left {
  position: absolute;
  top: 90px;
  left: 0;
  max-width: 300px;
}

@media screen and (max-width: 640px) {
  #apply {
    padding-bottom: 9rem;
  }
  .g_form {
    margin-top: 1rem;
  }
}

/***********************************************************
#1 先着50名様プレゼント
***********************************************************/
#present_content {
  padding-bottom: 15rem;
}
.present_content_box {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.present_banner_box {
  position: fixed;
  bottom: 0;
  right: 0;
  max-width: 330px;
}

@media screen and (max-width: 640px) {
  #present_content {
    padding-bottom: 10rem;
  }
  .present_content_box {
    padding: 0 1rem;
  }
  .present_banner_box {
    max-width: max-content;
  }
}

/***********************************************************
#1 video制御バー
***********************************************************/

.video-wrapper {
  max-width: 960px;
  margin: 0 auto;
  background: #fff; /* 背景を白に */
  border: 1px solid #ccc;
}

#myVideo {
  width: 100%;
  display: block; /* 下の隙間を消す */
}

.video-controls {
  display: flex;
  align-items: center;
  padding: 10px;
  gap: 15px;
  background: #f8f8f8; /* バーの背景色 */
  color: #333;
}

.play-pause {
  min-width: 80px;
  cursor: pointer;
  padding: 5px 10px;
}

.seek-bar {
  flex-grow: 1;
  cursor: pointer;
}

#currentTime,
#durationTime {
  font-size: 14px;
  font-family: sans-serif;
}