.mt_20 {
  display: block;
  margin-top: 20px;
}

.mt_30 {
  display: block;
  margin-top: 30px;
}

.red {
  color: #fe0200;
}

.under {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.banner_mandatorymfa {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 10px;
}

p strong {
  font-weight: bold;
}

section img {
  width: 100%;
  height: auto;
}

section img.middle {
  max-width: 560px;
}

section img.small {
  max-width: 370px;
}

section h3 {
  background-color: #bedff2;
  text-align: center;
  padding: 8px 0;
  font-size: 18px;
  border: 2px solid #333;
  border-radius: 10px;
  margin-bottom: 10px;
}

section h4 {
  font-weight: bold;
  border-bottom: 4px double;
  margin-bottom: 10px;
  font-size: 20px;
}

section dl dt {
  font-size: 18px;
  font-weight: bold;
}

section dl dd {
  padding-left: 1em;
}

section ul li {
  text-indent: -1em;
  padding-left: 1em;
}

section .link-wrap {
  margin-top: 10px;
  display: flex;
  gap: 10px;
}

section .link-wrap li {
  display: flex;
  align-items: center;
  justify-content: center;
  width: calc((100% - 30px) / 4);
  background-color: #094fa4;
  background-image: linear-gradient(to right, #094fa4, #0072b7);
  padding: 10px;
  text-align: center;
  box-sizing: border-box;
  border-radius: 3px;
  text-indent: 0;
}

section .link-wrap li a {
  color: #fff;
  font-weight: bold;
  text-decoration: none;
}

section .img-wrap01,
section .img-wrap02 {
  position: relative;
}

section .img-wrap01 img {
  width: 70%;
  margin-bottom: 60px;
}

section .img-wrap01 .img-txt {
  position: absolute;
  right: 5px;
  bottom: 0px;
  background-color: #fff;
  border: 3px solid #06b0f0;
  padding: 10px;
  width: 46%;
}

section .img-wrap02 .img-txt {
  position: absolute;
  right: 5px;
  bottom: 0px;
  background-color: #fff;
  border: 3px solid #06b0f0;
  padding: 10px;
  width: 50%;
}

section#sec_03,
section#sec_04,
section#sec_05,
section#sec_06 {
  margin-top: 100px;
}

section .back_btn {
  display: inline-block;
  background-color: #094fa4;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  padding: 8px 16px;
  margin-top: 20px;
  border-radius: 5px;
}

@media screen and (max-width: 737px) {
  section .link-wrap {
    flex-wrap: wrap;
  }
  section .link-wrap li {
    width: 100%;
  }
  section .img-wrap01 img {
    width: 100%;
    margin-bottom: 20px;
  }
  section .img-wrap01 .img-txt {
    position: relative;
    right: auto;
    bottom: auto;
    width: 90%;
    margin: 0 auto;
  }
  section .img-wrap02 .img-txt {
    position: relative;
    right: auto;
    bottom: auto;
    width: 90%;
    margin: 20px auto 0 auto;
  }
}