div#language_select_area {
  visibility: collapse;
  position: fixed;
  top: 54px;
  top: calc(constant(safe-area-inset-top) + 54px);
  top: calc(env(safe-area-inset-top) + 54px);
  left: 0;
  right: 0;
  z-index: 10;
  width: 100%;
  max-width: 400px;
  height: 100%;
  margin: auto;
  margin-bottom: 50px;
  background-color: #e7ede6;
  overflow: auto;
}
div#language_select_area h1 {
  display: none;
}
div#language_select_area form#language_select_form {
  padding-bottom: 54px;
  height: 100%;
}
div#language_select_area form#language_select_form div#language_select {
  display: flex;
  flex-direction: column;
  height: 100%;
}
div#language_select_area form#language_select_form div#language_select ul#language_list {
  flex-grow: 1;
  margin-top: 30px;
}
div#language_select_area form#language_select_form div#language_select ul#language_list li {
  background-color: #ffffff;
  margin-bottom: 2px;
  height: 45px;
  line-height: 45px;
  cursor: pointer;
}
div#language_select_area form#language_select_form div#language_select ul#language_list li div.check_area {
  position: relative;
  display: inline-block;
  width: 45px;
  margin-left: 15px;
  height: 45px;
  line-height: 45px;
}
div#language_select_area form#language_select_form div#language_select ul#language_list li div.check_area img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  height: 25px;
  color: #999999;
  display: none;
}
div#language_select_area form#language_select_form div#language_select ul#language_list li span {
  display: inline-block;
  height: 45px;
  vertical-align: top;
  margin-left: 10px;
  font-size: 18px;
  line-height: 45px;
}
div#language_select_area form#language_select_form div#language_select ul#language_list li.selected div.check_area img {
  display: inline-block;
}
div#language_select_area form#language_select_form div#language_select div#btn_area {
  flex-grow: 0;
  height: 45px;
  text-align: center;
  margin-bottom: 20px;
}
div#language_select_area form#language_select_form div#language_select div#btn_area > button {
  display: inline-block;
  width: 35%;
  max-width: 350px;
  height: 45px;
  border-radius: 22px;
  background-color: #ec99a8;
  font-size: 18px;
  margin-left: 5px;
  margin-right: 5px;
  border: none;
  color: #ffffff;
}

div#language_select_area.appear {
  visibility: visible;
  animation: show_language_menu 0.5s linear 0s;
}

div#language_select_area.disappear {
  animation: hide_language_menu 0.5s linear 0s;
}

div#bg_language_menu {
  visibility: collapse;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

div#bg_language_menu.appear {
  visibility: visible;
  animation: show_language_bg 0.5s linear 0s;
}

div#bg_language_menu.disappear {
  animation: hide_language_bg 0.5s linear 0s;
}

@keyframes show_language_menu {
  from {
    visibility: collapse;
  }
  to {
    visibility: visible;
  }
}
@keyframes hide_language_menu {
  from {
    visibility: visible;
  }
  to {
    visibility: collapse;
  }
}
@keyframes show_language_bg {
  from {
    opacity: 0;
    visibility: collapse;
  }
  to {
    opacity: 1;
    visibility: visible;
  }
}
@keyframes hide_language_bg {
  from {
    opacity: 1;
    visibility: visible;
  }
  to {
    opacity: 0.5;
    visibility: collapse;
  }
}
@media screen and (min-width: 1280px) {
  div#language_select_area {
    height: 600px;
    top: 0;
    bottom: 0;
    margin: auto;
  }
  div#language_select_area h1 {
    display: block;
    height: 45px;
    font-weight: bold;
    font-size: 25px;
    line-height: 45px;
    text-align: center;
    background-color: #ec99a8;
  }
  div#language_select_area div#bg_language_menu {
    z-index: 25;
  }
  div#language_select_area div#language_select_area {
    z-index: 28;
    height: auto;
  }
  div#language_select_area div#language_select_area form#language_select_form {
    padding-bottom: 20px;
  }
}