.tab-container {
    border: 1px solid rgba(255, 255, 255, 0.2);
    float: left;
    width: 100%;
    color: #fff;
}
.group-departures {
  text-align: center;
  padding: 40px 20px;
  color: #fff;
}

/* Hide tab content by default */
.year-content, .month-content {
  display: none;
}
.year-content {
    padding: 0 25px 25px 25px;
    float: left;
    width: 100%;
}

/* Show active tab content */
.year-content.active, .month-content.active {
  display: block;
}
.main-tabs {
    padding-top: 25px;
}
/* Main Tab Styling */
.main-tabs, .sub-tabs {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 25px;
  border-bottom: 1px solid rgba(255 ,255, 255 ,0.2);
}
.sub-tabs {
    margin-bottom: 0;
}
.main-tab-btn, .sub-tab-btn {
  background: none;
  border: none;
  color: #ccc;
  font-size: 1.1rem;
  font-weight: bold;
  padding: 8px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
}

/* Active and Hover States */
.main-tab-btn.active, .main-tab-btn:hover {
  color: #fff;
  border-bottom: 2px solid #007bff; /* Accent color */
}

.sub-tab-btn.active, .sub-tab-btn:hover {
  color: #fff;
  border-bottom: 2px solid #007bff;
}

/* .month-content {
  margin-top: 20px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
} */