#map_area {
  height: initial;
  width:757px;
  margin: 0 130px 0 0px;
  position: relative;
}
#map img {
  /* windy処理 　の場合不要 */
  max-width: 100%;
  height: initial;
}
.sea_current_hanrei{
  margin:0;
  padding:0;
}
.sea_current_hanrei img{
  width:500px;
  max-width:500px;
}
