/* 让图标和文字横向排列 */
.md-header__option > .md-select > button {
  display: flex;
  flex-direction: row;
  align-items: center;
}

html[lang="zh"] .md-header__option > .md-select > button::after {
  content: "EN / 中";
  font-size: 0.9rem;
}

html[lang="en"] .md-header__option > .md-select > button::after {
  content: "中 / EN";
  font-size: 0.9rem;
}