header {
  border-bottom: 1px solid #ececec;
}
.ttl_com {
  font-size: 30px;
  line-height: 1.4;
  margin-bottom: 40px;
  padding-bottom: 25px;
  position: relative;
  overflow: hidden;
  text-align: left;
}
.ttl_com:before {
  content: "";
  width: 100%;
  height: 1px;
  background-color: #cccccc;
  position: absolute;
  bottom: 0;
  left: 0px;
  margin: 0;
}
.txt_black {
  color: #144284;
}
.txt_bold {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-style: normal;
}
.com_bg {
  background: url(../images/bg_academic.jpg) repeat-y;
  background-position: top 26px center;
  background-size: cover;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}
.com_sec .inner {
  padding-bottom: 130px;
}
.com_sec .inner {
  width: 980px;
  margin: 0 auto;
  padding: 170px 45px 80px 45px;
  background: #ffffff;
}
.about_content {
  margin-bottom: 30px;
}

.about_content h3,
.about_content h4.txt_blue {
  font-size: 16px;
  line-height: 1.875;
}

.about_content h3,
.about_content h4.txt_com02 {
  margin-bottom: 10px;
  color: #333333;
}
.txt_medium {
  font-size: 15px;
  color: #333333;
  line-height: 2;
  font-family: Noto Sans CJK JP;
}
.txt_color_span {
  font-size: 16px;
  color: #144284;
  font-family: Noto Sans CJK JP;
  font-weight: 600;
  display: inline-block;
  margin-top: 0.5em;
}
.txt_color_span:nth-of-type(2) {
  margin-top: 1.5em;
  margin-left: 0.5em;
}
.txt_link {
  color: #144284;
  border-bottom: 1px solid #144284;
  padding-bottom: 5px;
}
.txt_final {
  font-size: 15px;
  margin-bottom: 10px;
}
#about p.txt_com {
  font-size: 15px;
}

.subsides {
  margin-bottom: 50px;
  padding: 25px;
  border: 1px solid #cccccc;
}
.gmail_link {
  color: #333333;
}

/*For Tablet*/
@media only screen and (min-width: 768px) and (max-width: 980px) {
  .ttl_com {
    font-size: 0.3rem;
    line-height: 1.4;
    margin-bottom: 0.4rem;
    padding-bottom: 0.25rem;
    position: relative;
    overflow: hidden;
    text-align: left;
  }
  .com_sec .inner {
    padding-bottom: 1.3rem;
  }
  .com_sec .inner {
    width: 90%;
    max-width: 9.8rem;
    margin: 0 auto;
    padding: 1.7rem 0.45rem 0.8rem 0.45rem;
  }
  .about_content {
    margin-bottom: 0.3rem;
  }

  .about_content h3,
  .about_content h4.txt_blue {
    font-size: 0.16rem;
    line-height: 2;
  }

  .about_content h3,
  .about_content h4.txt_com02 {
    margin-bottom: 0.1rem;
  }
  .txt_medium {
    font-size: 0.15rem;
    line-height: 2;
  }
  .txt_color_span {
    font-size: 0.16rem;
    font-weight: 600;
  }
  .txt_link {
    padding-bottom: 0.05rem;
  }
  .txt_final {
    font-size: 0.15rem;
    margin-bottom: 0.1rem;
  }
  #about p.txt_com {
    font-size: 0.15rem;
  }

  .subsides {
    margin-bottom: 0.5rem;
    padding: 0.25rem;
  }
}

/*For SP*/
@media only screen and (max-width: 767px) {
  .ttl_com {
    font-size: 0.42rem;
    line-height: 1.4;
    margin-bottom: 0.4rem;
    padding-bottom: 0.25rem;
    position: relative;
    overflow: hidden;
    text-align: left;
  }

  .com_sec .inner {
    padding-bottom: 1.3rem;
  }
  .com_sec .inner {
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 0.3rem 0.8rem 0.3rem;
  }
  .about_content {
    margin-bottom: 0.3rem;
  }

  .about_content h3,
  .about_content h4.txt_blue {
    font-size: 0.28rem;
    line-height: 2;
  }

  .about_content h3,
  .about_content h4.txt_com02 {
    margin-bottom: 0.1rem;
  }
  .txt_medium {
    font-size: 0.26rem;
  }
  .txt_color_span {
    font-size: 0.28rem;
  }
  .txt_link {
    padding-bottom: 0.05rem;
  }
  .txt_final {
    margin-bottom: 0.1rem;
    font-size: 0.26rem;
    line-height: 1.5;
  }
  #about p.txt_com {
    font-size: 0.15rem;
  }
  .subsides {
    margin-bottom: 0.5rem;
    padding: 0.25rem;
  }
}