/* 底部导航栏样式抽离自各主页面 */
.nav-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background-color: white;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: env(safe-area-inset-bottom, 0);
    border-top: 1px solid #eee;
    z-index: 10;
}
.nav-bar[style*="height: 83px"] {
    height: 83px;
    padding-bottom: 20px;
}
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 20%;
}
.nav-item.active {
    color: #FF8C00;
}