.onoffswitch-inner:before {
    content: "ВКЛ.";
    padding-left: 7px;
    background-color: #1AB394;
    color: #FFFFFF;
}
.onoffswitch-inner:after {
    content: "ВЫКЛ.";
    padding-right: 7px;
    background-color: #FFFFFF;
    color: #919191;
    text-align: right;
}