a precess production

precess-input-1406383503.scss

@for $i from 1 through 80{
  @media all and ( min-width: #{$i}em ){
    body{
      @if $i == 1{
       height:100%;
        border-style:solid;
        border-color:hotpink
      }
      border-width: #{$i}px;     
    }
  }
}

precess-output-1406383503.css

@media all and (min-width: 1em) {
  body {
    height: 100%;
    border-style: solid;
    border-color: hotpink;
    border-width: 1px;
  }
}
@media all and (min-width: 2em) {
  body {
    border-width: 2px;
  }
}
@media all and (min-width: 3em) {
  body {
    border-width: 3px;
  }
}
@media all and (min-width: 4em) {
  body {
    border-width: 4px;
  }
}
@media all and (min-width: 5em) {
  body {
    border-width: 5px;
  }
}
@media all and (min-width: 6em) {
  body {
    border-width: 6px;
  }
}
@media all and (min-width: 7em) {
  body {
    border-width: 7px;
  }
}
@media all and (min-width: 8em) {
  body {
    border-width: 8px;
  }
}
@media all and (min-width: 9em) {
  body {
    border-width: 9px;
  }
}
@media all and (min-width: 10em) {
  body {
    border-width: 10px;
  }
}
@media all and (min-width: 11em) {
  body {
    border-width: 11px;
  }
}
@media all and (min-width: 12em) {
  body {
    border-width: 12px;
  }
}
@media all and (min-width: 13em) {
  body {
    border-width: 13px;
  }
}
@media all and (min-width: 14em) {
  body {
    border-width: 14px;
  }
}
@media all and (min-width: 15em) {
  body {
    border-width: 15px;
  }
}
@media all and (min-width: 16em) {
  body {
    border-width: 16px;
  }
}
@media all and (min-width: 17em) {
  body {
    border-width: 17px;
  }
}
@media all and (min-width: 18em) {
  body {
    border-width: 18px;
  }
}
@media all and (min-width: 19em) {
  body {
    border-width: 19px;
  }
}
@media all and (min-width: 20em) {
  body {
    border-width: 20px;
  }
}
@media all and (min-width: 21em) {
  body {
    border-width: 21px;
  }
}
@media all and (min-width: 22em) {
  body {
    border-width: 22px;
  }
}
@media all and (min-width: 23em) {
  body {
    border-width: 23px;
  }
}
@media all and (min-width: 24em) {
  body {
    border-width: 24px;
  }
}
@media all and (min-width: 25em) {
  body {
    border-width: 25px;
  }
}
@media all and (min-width: 26em) {
  body {
    border-width: 26px;
  }
}
@media all and (min-width: 27em) {
  body {
    border-width: 27px;
  }
}
@media all and (min-width: 28em) {
  body {
    border-width: 28px;
  }
}
@media all and (min-width: 29em) {
  body {
    border-width: 29px;
  }
}
@media all and (min-width: 30em) {
  body {
    border-width: 30px;
  }
}
@media all and (min-width: 31em) {
  body {
    border-width: 31px;
  }
}
@media all and (min-width: 32em) {
  body {
    border-width: 32px;
  }
}
@media all and (min-width: 33em) {
  body {
    border-width: 33px;
  }
}
@media all and (min-width: 34em) {
  body {
    border-width: 34px;
  }
}
@media all and (min-width: 35em) {
  body {
    border-width: 35px;
  }
}
@media all and (min-width: 36em) {
  body {
    border-width: 36px;
  }
}
@media all and (min-width: 37em) {
  body {
    border-width: 37px;
  }
}
@media all and (min-width: 38em) {
  body {
    border-width: 38px;
  }
}
@media all and (min-width: 39em) {
  body {
    border-width: 39px;
  }
}
@media all and (min-width: 40em) {
  body {
    border-width: 40px;
  }
}
@media all and (min-width: 41em) {
  body {
    border-width: 41px;
  }
}
@media all and (min-width: 42em) {
  body {
    border-width: 42px;
  }
}
@media all and (min-width: 43em) {
  body {
    border-width: 43px;
  }
}
@media all and (min-width: 44em) {
  body {
    border-width: 44px;
  }
}
@media all and (min-width: 45em) {
  body {
    border-width: 45px;
  }
}
@media all and (min-width: 46em) {
  body {
    border-width: 46px;
  }
}
@media all and (min-width: 47em) {
  body {
    border-width: 47px;
  }
}
@media all and (min-width: 48em) {
  body {
    border-width: 48px;
  }
}
@media all and (min-width: 49em) {
  body {
    border-width: 49px;
  }
}
@media all and (min-width: 50em) {
  body {
    border-width: 50px;
  }
}
@media all and (min-width: 51em) {
  body {
    border-width: 51px;
  }
}
@media all and (min-width: 52em) {
  body {
    border-width: 52px;
  }
}
@media all and (min-width: 53em) {
  body {
    border-width: 53px;
  }
}
@media all and (min-width: 54em) {
  body {
    border-width: 54px;
  }
}
@media all and (min-width: 55em) {
  body {
    border-width: 55px;
  }
}
@media all and (min-width: 56em) {
  body {
    border-width: 56px;
  }
}
@media all and (min-width: 57em) {
  body {
    border-width: 57px;
  }
}
@media all and (min-width: 58em) {
  body {
    border-width: 58px;
  }
}
@media all and (min-width: 59em) {
  body {
    border-width: 59px;
  }
}
@media all and (min-width: 60em) {
  body {
    border-width: 60px;
  }
}
@media all and (min-width: 61em) {
  body {
    border-width: 61px;
  }
}
@media all and (min-width: 62em) {
  body {
    border-width: 62px;
  }
}
@media all and (min-width: 63em) {
  body {
    border-width: 63px;
  }
}
@media all and (min-width: 64em) {
  body {
    border-width: 64px;
  }
}
@media all and (min-width: 65em) {
  body {
    border-width: 65px;
  }
}
@media all and (min-width: 66em) {
  body {
    border-width: 66px;
  }
}
@media all and (min-width: 67em) {
  body {
    border-width: 67px;
  }
}
@media all and (min-width: 68em) {
  body {
    border-width: 68px;
  }
}
@media all and (min-width: 69em) {
  body {
    border-width: 69px;
  }
}
@media all and (min-width: 70em) {
  body {
    border-width: 70px;
  }
}
@media all and (min-width: 71em) {
  body {
    border-width: 71px;
  }
}
@media all and (min-width: 72em) {
  body {
    border-width: 72px;
  }
}
@media all and (min-width: 73em) {
  body {
    border-width: 73px;
  }
}
@media all and (min-width: 74em) {
  body {
    border-width: 74px;
  }
}
@media all and (min-width: 75em) {
  body {
    border-width: 75px;
  }
}
@media all and (min-width: 76em) {
  body {
    border-width: 76px;
  }
}
@media all and (min-width: 77em) {
  body {
    border-width: 77px;
  }
}
@media all and (min-width: 78em) {
  body {
    border-width: 78px;
  }
}
@media all and (min-width: 79em) {
  body {
    border-width: 79px;
  }
}
@media all and (min-width: 80em) {
  body {
    border-width: 80px;
  }
}