/* 代表挨拶 */

.heading {
  font-size: 3.2rem;
  font-weight: bold;
  color: #333333;
  margin: 0.5rem 0 2.5rem 0.5rem;
}

.center {
  width: 90%;
  margin: 0 auto;
}

.sentence {
  font-size: 1.6rem;
  color: #333333;
}

.sentence_top {
  margin-top: 3rem;
}

.sentence_left {
  display: flex;
  justify-content: end;
  margin-right: 3rem;
}

.ceo_size {
  font-size: 1.6rem;
  color: #333333;
  font-weight: bold;
}

/* 会社概要 */

.flex_container {
  display: flex;
  width: 90%;
  align-items: center;
  margin: 0 auto;
}

.table {
  display: block;
  width: 50%;
}

.table_beside {
  display: flex;
}

.table_heading {
  width: 15%;
  font-size: 1.6rem;
  color: #333333;
  line-height: 2em;
  margin-left: 2rem;
}

.table_item {
  width: 85%;
  font-size: 1.6rem;
  color: #333333;
  line-height: 2em;
}

/* 概要の右画像 */
.about_right_img {
  width: 50%;
  aspect-ratio: 4/2.5;
}

/* 沿革 */
.about_timeline {
  width: 90%;
  max-height: 25rem;
  overflow-y: auto;
  margin-inline: auto;
}

.timeline_item {
  width: 100%;
  height: 6rem;
  display: flex;
  position: relative;
  overflow: hidden;
}

/* 年月日 */
.timeline_date {
  width: 15%;
  align-content: center;
}

/* 内容 */
.timeline_sentence {
  width: 85%;
  border-left: 0.2rem solid #ffe3dc;
  padding-left: 5rem;
  align-content: center;
}

.timeline_sentence:before {
  content: "";
  width: 1.2rem;
  height: 1.2rem;
  background: #db9281;
  position: absolute;
  left: 14.5%;
  top: 2rem;
  border-radius: 100%;
}

@media screen and (max-width:768px) {
  /* 代表挨拶 */

  .heading {
    text-align: center;
    margin-left: 0;
  }

  .sentence {
    font-size: 1.4rem;
    margin-left: 0;
    text-align: justify;
    /* 文の端を揃える */
  }

  .sentence_left {
    margin-right: 1.5rem;
  }

  .ceo_size {
    font-size: 1.4rem;
  }

  /* 会社概要 */

  .table {
    width: 100%;
  }

  .table_heading {
    width: 25%;
    font-size: 1.4rem;
    margin-left: 0;
  }

  .table_item {
    width: 75%;
    font-size: 1.4rem;
  }

  .sp_width {
    width: 100%;
    max-width: 22rem;
  }

  .flex_container{
    display: block;
  }

  .table_beside{
    display: block;
  }

  .table_heading{
    width: 100%;
  }
  
  .table_item{
    width: 100%;
    margin-left: 1rem;
  }

  .about_right_img{
    width: 100%;
  }

  /* 沿革 */

  .timeline_item {
    display: block;
    margin-bottom: 1rem;
  }

  .timeline_date {
    width: 100%;
    font-weight: bold;
  }

  .timeline_sentence {
    width: 100%;
    border-left: none;
    padding-left: 0;
  }

  .timeline_sentence:before {
    display: none;
  }
}