html {
  font-size: 16px;
}
body {
  min-height: 75rem;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", "メイリオ", "Meiryo", sans-serif;
  line-height: 1.8;
  color: #3c3c3c;
  background-color: #fff;
  font-weight: 400;
  /* text-align: justify; */
}
.eisuu{
  font-family: 'Arial', Helvetica, sans-serif;
}
.eisuu.h2{
  font-size: 1.7rem;
  margin-right: 5px;
  margin-bottom: 0;
}
.fw-700{
 font-weight: 700;
}
.font-weight500 {
  font-weight: 500 !important;
}
.font-weight-normal{
  font-weight: 400;
}
.x-small{
  font-size: 70%;
}
.smaller {
  font-size: 80%;
}
small.lh-low {
  line-height: 1.6;
  display: inline-block;
}
.lh-low {
  line-height: 1.5;
}
.mt-6{
  margin-top: 6rem;
}
.rounded-5 {
  border-radius: .5rem !important;
}
.w90{
  width: 90%;
}
a {
  color: #1D00FF;
  text-decoration: underline;
}
a:hover {
  color: #3b4043;
  text-decoration: none;
}
ul {
  padding-left: 0;
}
li {
  list-style: none;
  text-align: left;
}
.txt-pink {
  color: #F56E96;
}
.txt-dpink {
  color: #FF2C7C;
}
.txt-sky{
  color: #0EB5C0;
}
.txt-white {
  color: #fff;
}
.txt-orange {
  color: #DF532E;
}
.txt-brown{
  color: #B4836E;
}
.txt-yellow{
  color: #FFFF4B; 
}
.txt-line{
  color: #30CE00;
}
.bg-gray {
  background: #E6E6E6 !important;
}
.bg-beige{
  background: #EEF4F4;
}
.bg-lpink {
  background: #FFEAF2 !important;
}
.bg-orange {
  background: #DF532E !important;
}
.bg-lblue {
  background-color: #0EB5C0;
}
.bg-dblue{
  background-color: #091937;
}
.bg-dblue2 {
  background-color: #0E2755;
}
.bg-dblue3 {
  background-color: #183F89;
}
.bg-yellow{
  background: #FFF3D6;
}
.bg-yellow2 {
  background: #F8E86B !important;
}
.bg-yellow3 {
  background: #FCF3B0 !important;
}
.bd-gray {
  border: 2px solid #e6e6e6;
}
.bdb-gray {
  border-bottom: 2px solid #e6e6e6;
}
.btn.focus,
.btn:focus {
  outline: 0;
  box-shadow: none;
}
.centeryose {
  text-align: center;
  margin: 0 auto;
  width: 100%;
}
section {
  padding: 60px 0;
}
section#seminar, section.last {
  padding: 60px 0 140px;
}
/* footer */
footer{
  font-weight: lighter;
}
/* footer small {
  display: flex;
  justify-content: flex-end;
} */
footer a {
  color: #3c3c3c;
  text-decoration: underline;
}
footer a:hover {
  color: rgb(101, 101, 101);
  text-decoration: none;
}
.footer {
  width: 100%;
  overflow: hidden;
}
#page_top {
  width: 60px;
  height: 60px;
  position: fixed;
  right: 40px;
  bottom: 30px;
  background: #fff;
  border-radius: 50%;
  z-index: 400;
  box-shadow: 0 0 0 4px rgba(158, 158, 158, 0.75);
}
#page_top a {
  position: relative;
  display: block;
  width: 60px;
  height: 60px;
  text-decoration: none;
}
#page_top a::before {
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f106";
  font-size: 27px;
  color: rgba(158, 158, 158, 0.75);
  position: absolute;
  width: 60px;
  height: 60px;
  top: -14px;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
  text-align: center;
}
#page_top a::after {
  content: "TOP";
  font-size: 13px;
  font-weight: bold;
  color: rgb(158 158 158);
  position: absolute;
  top: 26px;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
  text-align: center;
}
@media (max-width: 1200px) {
  #page_top {
    right: 10px;
  }
}
@media (max-width: 991px) {
  html {
    font-size: 15px;
  }
  #page_top {
    right: 10px;
    bottom: 40px;
  }
}

@media (max-width: 767px) {
  html {
    font-size: 14px;
  }
  h2,
  .h2 {
    line-height: 1.5;
  }
  #page_top {
    width: 50px;
    height: 50px;
    bottom: 30px;
  }
  #page_top a {
    width: 50px;
    height: 50px;
  }
  #page_top a::before {
    font-size: 24px;
    width: 50px;
    height: 50px;
  }
  #page_top a::after {
    font-size: 11px;
  }
  section {
    padding: 40px 0;
  }
  .align-items-start-xs{
    align-items: start !important;
  }
}

@media (max-width: 575px) {
  html {
    font-size: 13px;
  }
  section {
    padding: 20px 0;
  }
  .smaller{
    font-size: 80%;
  }

}