.lang_box {
  font-size: 0.24rem;
  width: 2.5rem;
  height: fit-content;
  line-height: 0.54rem;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 0.3rem;
  position: absolute;
  left: 0;
  top: 0;
  overflow: hidden;
  font-weight: bold;
}
.lang_box .lang_selector {
  width: 100%;
}
.lang_box .lang_selector .lang_current {
  padding-left: 0.2rem;
  width: 100%;
  background-color: #fff;
  height: 0.6rem;
  line-height: 0.6rem;
  border-radius: 0.3rem;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  cursor: pointer;
}
.lang_box .lang_selector .lang_current .lang_icon {
  width: 0.28rem;
  height: 0.31rem;
  background: url(../img/common/lang_icon.png);
  background-size: 100% 100%;
  margin-right: 0.2rem;
}
.lang_box .lang_selector .lang_dropdown {
  text-align: center;
  cursor: pointer;
  display: none;
}
.lang_box .lang_selector .lang_dropdown .lang_option:hover {
  color: #4880fd;
}
.lang_box .lang_selector .lang_dropdown .lang_option.active {
  color: #4880fd;
}
.red {
  color: #ff0000;
  cursor: pointer;
}