.icono-forward{
    width: 0;
    height: 0;
    border: $10 solid transparent;
    border-left: $10 solid;
    margin: $7;
    &:before{
        position: absolute;
        left: 0;
        top: (- $10);
        width: 0;
        height: 0;
        border: $10 solid transparent;
        border-left: $10 solid;

}

}