Proyectos de Subversion Moodle

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@mixin caret-down() {
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  border-top: $caret-width solid;
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  border-right: $caret-width solid transparent;
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  border-bottom: 0;
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  border-left: $caret-width solid transparent;
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}
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@mixin caret-up() {
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  border-top: 0;
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  border-right: $caret-width solid transparent;
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  border-bottom: $caret-width solid;
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  border-left: $caret-width solid transparent;
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}
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@mixin caret-right() {
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  border-top: $caret-width solid transparent;
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  border-right: 0;
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  border-bottom: $caret-width solid transparent;
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  border-left: $caret-width solid;
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}
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@mixin caret-left() {
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  border-top: $caret-width solid transparent;
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  border-right: $caret-width solid;
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  border-bottom: $caret-width solid transparent;
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}
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@mixin caret($direction: down) {
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  @if $enable-caret {
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    &::after {
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      display: inline-block;
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      margin-left: $caret-spacing;
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      vertical-align: $caret-vertical-align;
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      content: "";
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      @if $direction == down {
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        @include caret-down();
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      } @else if $direction == up {
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        @include caret-up();
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      } @else if $direction == right {
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        @include caret-right();
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      }
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    }
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    @if $direction == left {
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      &::after {
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        display: none;
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      }
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      &::before {
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        display: inline-block;
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        margin-right: $caret-spacing;
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        vertical-align: $caret-vertical-align;
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        content: "";
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        @include caret-left();
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      }
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    }
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    &:empty::after {
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      margin-left: 0;
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    }
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  }
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}