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When will Apple release a MacBook Air 15" with Retina?

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@function opposite-direction($directions) { $opposite-directions: (); $direction-map: ( 'top': 'bottom', 'right': 'left', 'bottom': 'top', 'left': 'right', 'center': 'center', 'ltr': 'rtl', 'rtl': 'ltr' ); @each $direction in $directions { $direction: to-lower-case($direction); @if map-has-key($direction-map, $direction) { $opposite-directions: append($opposite-directions, unquote(map-get($direction-map, $direction))); } @else { @warn "No opposite direction can be found for `#{$direction}`. Direction omitted."; } } @return $opposite-directions; } /// Unit Removal @function strip-unit($num) { @return $num / ($num * 0 + 1); } /// Triangle Mixin /// ========================================================== @mixin caret($point, $border-width, $color) { $opposite: opposite-direction($point); border: $border-width solid transparent; border-#{$opposite}: $border-width solid $color; border-#{$point}: 0; height: 0; width: 0; } /// Component /// ========================================================== .speech-bubble { filter: drop-shadow(-1px -1px 2px rgba(black, .10)) drop-shadow(1px 2px 2px rgba(black, .15)); margin: 1rem; margin-bottom: ($gutter * 2); padding: 1.5rem 2rem; position: relative; font-family: 'Source Sans Pro', sans-serif; font-size: 1.2rem; font-weight: 400; background: $bubble-bg; color: $bubble-color; &::before { @include caret(bottom, ($caret-unit / 2), $bubble-bg); border-top-width: $caret-unit; content: ''; display: block; position: absolute; left: 3rem; bottom: -$caret-unit; transform-origin: center; transform: rotate(90deg) skew(-(strip-unit($caret-unit))+deg) translateY($caret-unit / 1.5); } } .speech-bubble cite { position: absolute; bottom: -2rem; left: 4.5rem; font-size: 1rem; font-style: normal; font-weight: 300; letter-spacing: 0.5px; color: $cite-color; }