.page_image {
  background: url(/img/page_header/page_header_fields.jpg) no-repeat top center;
  background-size: cover;
}

.field_map {
  display: none;
}

.field_name {
  color: #0173ae;
  line-height: 1;
  font-size: 24px;
  display: inline-block;
  border-bottom: solid 1px #0173ae;
  margin-bottom: 3px;
  padding-bottom: 5px;
}

.field_name span {
  font-size: 16px;
}

.field_name_en {
  color: #0173ae;
  line-height: 1;
  font-size: 12px;
}

.fields_info ul {
  display: flex;
  margin-bottom: 15px;
}

.fields_info ul li {
  background-color: #0173ae;
  color: #fff;
  padding: 2px 10px;
  margin-right: 5px;
  border-radius: 4px;
  font-size: 12px;
}

.casestudy_table {
  width: 100%;
  font-size: 12px;
  margin-top: 20px;
}

.casestudy_table th, .casestudy_table td {
  border: solid 1px #0173ae;
}

.casestudy_table th {
  background-color: #0173ae;
  color: #fff;
  text-align: center;
  font-weight: normal;
  padding: 2px 0;
}

.casestudy_table td {
  padding: 2px 5px;
}

@media screen and (min-width: 48em) {
  .field_map {
    display: block;
    position: relative;
    margin-bottom: 40px;
  }
  .field_map img {
    display: block;
  }
  .field_map .baloon {
    width: 120px;
    height: 120px;
    border-radius: 60px;
    text-align: center;
    color: #0173ae;
    border: solid 4px #0173ae;
    background-color: rgba(255, 255, 255, 0.9);
    position: absolute;
    padding-top: 10px;
    transition: margin-top 0.4s ease 0s;
  }
  .field_map .baloon a {
    color: #0173ae;
  }
  .field_map .baloon .baloon_no {
    font-size: 32px;
    line-height: 1;
    margin-bottom: 5px;
  }
  .field_map .baloon .baloon_category {
    font-size: 18px;
    font-weight: bold;
    line-height: 1;
  }
  .field_map .baloon .baloon_category span {
    font-size: 12px;
    font-weight: normal;
  }
  .field_map .baloon::before {
    content: " ";
    display: block;
    width: 20px;
    height: 20px;
    position: absolute;
    bottom: 10px;
    left: 50%;
    margin-left: -10px;
    border-right: solid 2px #0173ae;
    border-bottom: solid 2px #0173ae;
    transform: rotate(45deg);
  }
  .field_map .baloon:hover {
    margin-top: -10px;
  }
  .field_map .baloon01 {
    top: 20%;
    left: 16%;
  }
  .field_map .baloon02 {
    top: 5%;
    left: 36%;
  }
  .field_map .baloon03 {
    top: 35%;
    right: 28%;
  }
  .field_map .baloon04 {
    top: 24%;
    right: 5%;
  }
}

@media screen and (min-width: 62em) {
  .field_map {
    margin-bottom: 40px;
  }
  .field_map .baloon {
    width: 120px;
    height: 120px;
    border-radius: 60px;
    padding-top: 10px;
  }
  .field_map .baloon .baloon_no {
    font-size: 32px;
    margin-bottom: 5px;
  }
  .field_map .baloon .baloon_category {
    font-size: 18px;
  }
  .field_map .baloon .baloon_category span {
    font-size: 12px;
  }
  .field_map .baloon::before {
    width: 20px;
    height: 20px;
    bottom: 10px;
    margin-left: -10px;
  }
  .field_map .baloon01 {
    top: 30%;
    left: 18%;
  }
  .field_map .baloon02 {
    top: 16%;
    left: 36%;
  }
  .field_map .baloon03 {
    top: 40%;
    right: 32%;
  }
  .field_map .baloon04 {
    top: 35%;
    right: 10%;
  }
  .field_name {
    font-size: 32px;
    margin-bottom: 5px;
    padding-bottom: 5px;
  }
  .field_name span {
    font-size: 18px;
  }
  .field_name_en {
    font-size: 14px;
  }
  .fields_info ul {
    margin-bottom: 15px;
  }
  .fields_info ul li {
    padding: 2px 10px;
    margin-right: 5px;
    font-size: 14px;
  }
  .casestudy_table {
    font-size: 14px;
    margin-top: 30px;
  }
  .casestudy_table th {
    padding: 2px 0;
  }
  .casestudy_table td {
    padding: 2px 5px;
  }
}

@media screen and (min-width: 75em) {
  .field_map .baloon01 {
    top: 35%;
    left: 18%;
  }
  .field_map .baloon02 {
    top: 18%;
    left: 36%;
  }
  .field_map .baloon03 {
    top: 45%;
    right: 33%;
  }
  .field_map .baloon04 {
    top: 35%;
    right: 14%;
  }
}