.switch-area {
    position: relative;
    display: flex;
    margin: .3rem .17rem;
    font-size: .18rem;
    line-height: .48rem;
    color: #000;
    background: #fff;

    align-content: center;
    justify-content: space-between;
}

.switch {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
}

.middle-area {
    background-color: #fff;
}