//*-- Ruler --*\\
.icono-ruler{
    width: @27;
    height: @12;
    &:extend(.icono-stroke);
    margin: @11 @4 @11 @3;
    &:before{
        position: absolute;
        width: @1;
        height: @4;
        box-shadow: inset 0 0 0 @32, @6 0, @12 0;
        left: @5;
        top: 0;
    }
    &:after{
        position: absolute;
        width: @1;
        height: @2;
        box-shadow: inset 0 0 0 @32, @2 0, @6 0, @8 0, @12 0, @14 0, @18 0, @20 0;
        left: @1;
        top: 0;
    }
}