#previewColor{
    width: 100%;
    background-color: #364355;
    height: 1.9rem;
    line-height: 1.9rem;
}
.selectbut{
    height: 1.9rem;
    line-height: 1.9rem;
    width: 100%;
    color: #555;
    font-size: 0.6rem;
    border: 1px solid #eee;
    text-align: center;
    cursor: pointer;
}
.night .selectbut{
    border: 1px solid #444;
    color: #ccc;
    background-color: #232324;
}