.mobile-tabbar {
    display: none;
    position: fixed;
    left: 0;
    bottom: 0;
    right: 0;
    background-color: #f8f8f8;
    box-shadow: 0 0 2px rgba(28, 34, 43, 0.15);
    z-index: 99;
    > ul {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0;
        margin: 0;
        height: 60px;
        > li {
            flex: 1;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            list-style: none;
            padding: 0;
            margin: 0;
            color: $primary-text-color;
            position: relative;
            .taskfont {
                font-size: 24px;
                line-height: 34px;
            }
            .tabbar-title {
                font-size: 12px;
                line-height: 18px;
            }
            .tabbar-badge {
                position: absolute;
                top: 0;
                left: 50%;
                transform: scale(0.8);
                .ivu-badge-count {
                    font-size: 14px;
                }
            }
            &.active {
                color: $primary-color;
            }
        }
    }
}
.mobile-back {
    display: none;
    position: fixed;
    top: 200px;
    left: -50px;
    width: 500px;
    height: 500px;
    background-color: rgba(0, 0, 0, 0.1);
    z-index: 9999;
    border-radius: 50%;
    transform: translate(-460px, -50%);
    transition: left 0.2s;
    &.show-back {
        left: 0;
    }
}

@media (max-width: 640px) {
    .mobile-tabbar,
    .mobile-back {
        display: block;
    }
}