.upfiles {
    height: 1.9rem;
    line-height: 1.9rem;
    border: 1px solid #eee;
    padding-left: 0.5rem;
    cursor: pointer;
    color: #bbb;
}

.night .upfiles {
    background-color: #181a1b;
    border: 1px solid #444;
    color: #444;
}