.main > div:first-child {
  width: 1314px;
  position: absolute;
  top: 0;
}
.main_content {
  width: 1314px;
  border: 1px solid #bbd3df;
  background-color: #e7f8fd;
  padding: 40px;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
}
.main_title {
  height: 37px;
  font-size: 37px;
  line-height: 37px;
  margin-bottom: 46px;
}
#map {
  width: 845px;
  height: 924px;
  border: 1px solid #c1d2e7;
  box-sizing: border-box;
}
.inwater_list {
  width: 347px;
  height: 785px;
}
.inwater_list {
  border-top: 1px solid #4c7dbb;
  box-sizing: border-box;
}
.inwater_list li {
  height: 35px;
  line-height: 35px;
  background-color: #ddf5fc;
  box-sizing: border-box;
}
.inwater_list li {
  border-bottom: 1px solid #c6d9f1;
  padding-left: 20px;
}
.inwater_list li:first-child {
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  height: 50px;
  line-height: 50px;
}
.inwater_list li:first-child {
  color: #467bb8;
  background-color: #c6d9f1;
}
.inwater_list li:last-child {
  border-bottom: 1px solid #4c7dbb;
}
@media (max-width: 1220px) {
  .main > div:first-child,
  .main_content {
    width: 800px;
  }
  .main_content {
    padding: 0;
    display: block;
  }
  .main_title {
    margin-bottom: 40px;
  }
  #map {
    width: 100%;
    margin-bottom: 20px;
  }
  .inwater_list {
    width: 100%;
    height: auto;
    border-bottom: 1px solid #4c7dbb;
    display: flex;
    flex-wrap: wrap;
  }
  .inwater_list li {
    width: 50%;
    border-right: 1px solid #c6d9f1;
  }
  .inwater_list li:first-child {
    width: 100%;
    border-right: 0;
  }
  .inwater_list li:nth-child(odd) {
    border-right: 0;
  }
  .inwater_list li:last-child {
    border-bottom: 0;
  }
}
@media (max-width: 819px) {
  .main > div:first-child,
  .main_content {
    width: 100%;
  }
  .main > div:first-child {
    white-space: nowrap;
    box-sizing: border-box;
    padding: 0 15px;
  }
  .main_title {
    font-size: 22px;
    line-height: 22px;
    margin-bottom: 20px;
    height: auto;
  }
  #map {
    height: 300px;
  }
  .inwater_list li {
    width: 100%;
    border-right: 0;
  }
  .main_nav {
    float: none;
    margin-right: 0;
  }
}