.leaflet-control-scalefactor {
    border: 2px solid #777;
    line-height: 1.1;
    padding: 2px 5px 1px;
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background: #fff;
    background: rgba(255,255,255,.5)
}

    .leaflet-control-scalefactor.leaflet-control {
        margin-left: 5px
    }
    .leaflet-control-scalefactor.leaflet-control {
        margin-right: 40px
    }