.sec2_parent {
  height: 100%;
  width: 100%;
  padding: 20px;
  margin: 20px 0;
}

#sec2_parent {
  background-color: #D5E2E0;
}

#sec2_heading {
  font-weight: bold;
  display: flex;
  align-items: center;
}

.img-fluid {
  max-width: 100%;
  height: auto;
}

.sec2_parent_card {
  background-color: #FFFFFF;
  border: 1px solid #9FC1B2;
}

.sec2_title {
  color: #333333;
  text-align: start;
}

.sec2_subtitle {
  font-weight: bold;
  background-color: #107173;
  color: #FFFFFF;
  text-align: start;
}

.sec2_card {
  color: #333333;
  border-radius: 3px;
  box-shadow: 0 0 0.25rem 0.25rem rgba(0, 0, 0, .15) !important;
  position: relative;
}

.sec2_card_white {
  background-color: #FFFFFF;
  border: 1px solid #9FC1B2;
}
.sec2_card_green {
  border: 1px solid #9FC1B2;
}

.sec2_card_title {
  background-color: #FFC757;
  font-weight: bold;
  position: absolute;
  left: 0;
  border-radius: 3px;
}

.sec2_card_body {
  display: flex;
  align-items: center;
}

.sec2_card_p {
  margin: 0;
  width: 65%;
}

.sec2_card_ex {
  background-color: lightgray;
  font-size: 12px;
  line-height: 12px;
  padding: 0.5rem;
  /* border:radius: calc(line-height + 上下padding) */
  border-radius: calc(12px + 1rem);
  text-align: center;
}

.sec2_card_exwidth1 {
  width: 7.5rem;
}

.sec2_card_exwidth2 {
  width: 6rem;
}

/*========= レイアウトのためのCSS ===============*/
/*========= PCサイズ ===============*/
@media screen and (min-width: 768px) {
  #sec2_parent {
    padding: 3rem 13%;
  }

  .sec2_parent_card {
    padding: 1rem 4rem 2.5rem 4rem;
  }

  .sec2_title {
    font-size: 38px;
    margin: 3rem 0 1.5rem 0;
  }

  .sec2_header_img {
    width: 50px;
    height: 50px;
    transform: rotate(35deg);
    margin: 0 0 40px 1rem;
  }

  .sec2_subtitle {
    font-size: 32px;
    padding: 0.25rem 1rem;
  }

  .sec2_card {
    font-size: 18px;
    padding: 1.25rem 2rem;
    margin-top: 1.5rem;
  }

  .sec2_card_title {
    font-size: 28px;
    line-height: 28px;
    padding: 0.5rem 1.75rem;
    width: 10rem;
  }

  .sec2_card_body {
    margin-top: calc(28px + 1rem);
    padding: 0.75rem 0;
  }

  .sec2_card_imgdiv {
    width: 32%;
    text-align: end;
  }
  
  .sec2_card_img {
    height: 120px;
  }

  .sec2_card_img_chat{
    height: 180px;
  }

  .sec2_card_green {
    background-color: #9FC1B2;
  }
}
/*========= スマホサイズ ===============*/
@media screen and (max-width: 767.9px) {
  #sec2_parent {
    padding: 2.5rem 1rem;
  }

  #sec2_heading {
    padding: 0;
  }

  .sec2_parent_card {
    padding: 0.5rem 2rem 1.25rem 2rem;
  }

  .sec2_title {
    font-size: 22px;
    margin: 1.5rem 0 0.75rem 0;
  }

  .sec2_header_img {
    width: 40px;
    height: 40px;
    transform: rotate(35deg);
    margin: 0 0 30px 0.25rem;
  }

  .sec2_subtitle {
    font-size: 20px;
    padding: 0.25rem 0.5rem;
  }

  .sec2_card {
    font-size: 14px;
    padding: 0.75rem 1rem;
    margin-top: 1rem;
  }

  .sec2_card_title {
    font-size: 18px;
    line-height: 18px;
    padding: 0.5rem 1rem;
    width: 7rem;
  }

  .sec2_card_body {
    margin-top: calc(18px + 1rem);
    padding: 0.75rem 0;
    flex-direction: column-reverse;
  }

  .sec2_card_imgdiv {
    width: 100%;
    text-align: center;
    padding-bottom: 0.5rem;
  }
  
  .sec2_card_img {
    height: 120px;
  }
  
  .sec2_card_img_chat{
    height: 150px;
  }

  .sec2_card_p {
    padding-bottom: 0.5rem;
    width: initial
  }

  .sec2_card_ex {
    margin-bottom: 0.25rem;
  }

  .sec2_card_green {
    background-color: #FFFFFF;
  }
}