/* 公共样式 */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.main-content {
  flex: 1;
  overflow-y: auto;
}

.view {
  display: none;
}

.view-active {
  display: block;
}

.tabbar {
  display: flex;
  justify-content: space-around;
  background-color: #fff;
  border-top: 1px solid #ddd;
  padding: 10px 0;
}

.tab-btn {
  text-align: center;
  cursor: pointer;
}

.tab-btn img.icon {
  width: 24px;
  height: 24px;
}

.tab-btn span {
  display: block;
  font-size: 12px;
}

.tab-btn[aria-current="page"] img.icon {
  filter: invert(35%) sepia(73%) saturate(174%) hue-rotate(3deg) brightness(98%) contrast(96%);
}

@media (max-width: 768px) {
  .tabbar {
    justify-content: space-between;
  }

  .tab-btn span {
    font-size: 10px;
  }
}