.logout-btn {
  color: #000000;
  border: none;
  padding: 8px 16px;
  cursor: pointer;
  font-weight: bold;
  border-radius: 4px;
}
.logout-btn:hover {
  background: #ffd700;
}
.dropdown {
  display: inline-block;
  position: relative;
}
.dropbtn {
  color: #fff;
  text-decoration: none;
  padding: 10px 15px;
  font-weight: bold;
  white-space: nowrap;
  min-width: 160px;
}
.dropdown-content {
  display: none;
  position: absolute;
  background-color: #333;
  min-width: 160px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  z-index: 1;
}
.dropdown-content a {
  color: #fff;
  padding: 10px 15px;
  text-decoration: none;
  display: block;
}
.dropdown-content a:hover {
  background-color: #444;
}
.dropdown:hover .dropdown-content {
  display: block;
}
.header-right {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
}
.lang-dropdown {
  display: inline-block;
}
.lang-dropdown .dropbtn {
  background: #ffd700;
  color: #333;
  padding: 8px 12px;
  font-weight: bold;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.lang-dropdown .dropdown-content a {
  font-family: "HanyiSentyTriumphCalligraphy", "Microsoft JhengHei", sans-serif;
  font-size: 14px;
  color: #fff;
  padding: 8px 12px;
  text-decoration: none;
  display: block;
  cursor: pointer;
}
.lang-dropdown .dropdown-content a:hover {
  background-color: #444;
}
.lang-dropdown:hover .dropdown-content {
  display: block;
}
.dropdown-subcontent {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  background-color: #333;
  min-width: 180px;
}
.dropdown-submenu:hover .dropdown-subcontent {
  display: block;
}