KNACSS/sass/_library/_misc.scss

/* ----------------------------- */
/* ==Misc                        */
/* ----------------------------- */

// hyphens on tiny screens
@media (max-width: ($small - 1)) {
  /* you shall not pass */
  div,
  textarea,
  table,
  td,
  th,
  code,
  pre,
  samp {
    word-wrap: break-word;
    hyphens: auto;
  }
}

// use .no-wrapping to disallow hyphens on tiny screens
@media (max-width: ($small - 1)) {
  .no-wrapping {
    word-wrap: normal;
    hyphens: manual;
  }
}

// SVG width IE fix
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {
  img[src$=".svg"] {
    width: 100%;
  }
}