.ole-scale-line-control {
    position: absolute;
    bottom: 0.5em;
    left: 0.5em;
    border-radius: 4px;
    padding: 2px;
    transition: 0.3s;
}

.ole-scale-line-control .ole-scale-line-control-inner {
    border: 2px solid #2D2922;
    border-top: none;
    color: #2D2922;
    font-size: 12px;
    text-align: center;
    height: 10px;
    line-height: 0px;
    font-family: "Microsoft YaHei";
    margin: 1px;
    will-change: contents, width;
}