exam_student/uni_modules/lime-style/mixins/hairline.scss

// @import '../theme/default.scss';

@mixin hairline-base {
	position: absolute;
	box-sizing: border-box;
	content: ' ';
	pointer-events: none;
	transform-origin: center; /* cover wechat button:after default transforn-origin */
}

@mixin hairline($color: $border-color-2) {
	@include hairline-base;
	top: -50%;
	right: -50%;
	bottom: -50%;
	left: -50%;
	border: 1px solid $color;
	transform: scale(.5);
}

@mixin hairline-top($color: $border-color-1, $left: 0, $right: 0) {
	@include hairline-base;
	top: 0;
	right: $right;
	left: $left;
	border-top: 1px solid $color;
	transform: scaleY(0.5);
}

@mixin hairline-bottom($color: $border-color-1, $left: 0, $right: 0) {
  @include hairline-base;

  right: $right;
  bottom: 0;
  left: $left;
  border-bottom: 1px solid $color;
  transform: scaleY(0.5);
}

@mixin hairline-left($color: $border-bolor-1) {
  @include hairline-base;
  top: 0;
  bottom: 0;
  left: 0;
  border-left: 1px solid $color;
  transform: scaleX(.5);
}

@mixin hairline-right($color: $border-bolor-1) {
  @include hairline-base;
  top: 0;
  bottom: 0;
  right: 0;
  border-right: 1px solid $color;
  transform: scaleX(.5);
}