Generated by SassMeister.com.

SassMeister-input.scss

// ----
// libsass (v3.2.5)
// ----

$icons-svg: (
  sprite: (width: 132px, height: 88px, svgPath: '../images/sprite.svg'),
    facebook: (width: 33.9px, height: 33.9px, backgroundX: 0px, backgroundY: 0px),
    linkedin: (width: 33.9px, height: 33.9px, backgroundX: -43.9px, backgroundY: 0px),
    pinterest: (width: 33.9px, height: 33.9px, backgroundX: 0px, backgroundY: -43.9px),
    twitter: (width: 33.9px, height: 33.9px, backgroundX: -43.9px, backgroundY: -43.9px),
    vimeo: (width: 33.9px, height: 33.9px, backgroundX: -87.8px, backgroundY: 0px),
);

[class^="icon-svg-"] {
  $sprite: map-get($icons-svg, sprite);
  background-image: url(map-get($sprite, svgPath));
}

@each $key, $atts in $icons-svg {
  
  @if( $key != 'sprite' ) {
  
    @each $attr in $key {
      .icon-svg-#{$attr} {
        width: map-get($atts, width);
        height: map-get($atts, height);
        background-position: map-get($atts, backgroundX) map-get($atts, backgroundY);
      }
    }
  }
}

SassMeister-output.css

[class^="icon-svg-"] {
  background-image: url("../images/sprite.svg");
}

.icon-svg-facebook {
  width: 33.9px;
  height: 33.9px;
  background-position: 0px 0px;
}

.icon-svg-linkedin {
  width: 33.9px;
  height: 33.9px;
  background-position: -43.9px 0px;
}

.icon-svg-pinterest {
  width: 33.9px;
  height: 33.9px;
  background-position: 0px -43.9px;
}

.icon-svg-twitter {
  width: 33.9px;
  height: 33.9px;
  background-position: -43.9px -43.9px;
}

.icon-svg-vimeo {
  width: 33.9px;
  height: 33.9px;
  background-position: -87.8px 0px;
}