@mixin placeholder {
  &::-webkit-input-placeholder {
    /* WebKit browsers */
    @content;
  }
  &:-moz-placeholder {
    /* Mozilla Firefox 4 to 18 */
    @content;
  }
  &::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    @content;
  }
  &:-ms-input-placeholder {
    /* Internet Explorer 10+ */
    @content;
  }
}

@mixin box-sizing($sizing) {
  -webkit-box-sizing: $sizing;
  -moz-box-sizing: $sizing;
  box-sizing: $sizing;
}

@mixin no-items {
  margin: 45px 0 0 0;
  text-align: center;
  font-size: $LARGE_FONT_SIZE;
  font-style: italic;
  color: $TERTIARY_FONT_COLOR;
}

@mixin search-box {
  height: 27px;
  border: 1px solid $PRIMARY_BORDER_COLOR;
  border-radius: $DEFAULT_BORDER_RADIUS;
  position: relative;

  input {
    border: none;
    font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;
    font-size: $MEDIUM_FONT_SIZE;
    color: $PRIMARY_FONT_COLOR;
    background-color: transparent;
    left: 0;
    position: absolute;
    top: 0;
    z-index: $Z_INDEX_ICON;
    height: 23px;
    margin: 2px;
    &:focus {
      outline: none;
    }
    @include placeholder {
      color: $TERTIARY_FONT_COLOR;
      font-family: "Helvetica Neue",Arial,Helvetica,sans-serif;
      font-size: $MEDIUM_FONT_SIZE;
    };
  }

  span, a {
    position: absolute;
    right: 5px;
    top: 5px;
    z-index: $Z_INDEX_ICON;
  }
}