.sale:before {
    color: #fff;
    content: "Oferta";
    display: block;
    font-size: 15px;
    font-weight: bold;
    margin: -60px 0 0 -16px;
    position: absolute;
    text-transform: uppercase;
    -webkit-transform: rotate(326deg);
    transform: rotate(270deg);
}



.sale2:before {
    color: #fff;
    content: "Oferta";
    display: block;
    font-size: 15px;
    font-weight: bold;
    margin: -80px 0 0 5px;
    position: absolute;
    text-transform: uppercase;
    -webkit-transform: rotate(315deg);
    transform: rotate(315deg);
}