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-rw-r--r--css/bootstrap/mixins.less1158
1 files changed, 703 insertions, 455 deletions
diff --git a/css/bootstrap/mixins.less b/css/bootstrap/mixins.less
index 67f1c0a..71723db 100644
--- a/css/bootstrap/mixins.less
+++ b/css/bootstrap/mixins.less
@@ -3,96 +3,64 @@
// --------------------------------------------------
-// UTILITY MIXINS
-// --------------------------------------------------
+// Utilities
+// -------------------------
// Clearfix
-// --------
-// For clearing floats like a boss h5bp.com/q
-.clearfix {
- *zoom: 1;
+// Source: http://nicolasgallagher.com/micro-clearfix-hack/
+//
+// For modern browsers
+// 1. The space content is one way to avoid an Opera bug when the
+// contenteditable attribute is included anywhere else in the document.
+// Otherwise it causes space to appear at the top and bottom of elements
+// that are clearfixed.
+// 2. The use of `table` rather than `block` is only necessary if using
+// `:before` to contain the top-margins of child elements.
+.clearfix() {
&:before,
&:after {
- display: table;
- content: "";
- // Fixes Opera/contenteditable bug:
- // http://nicolasgallagher.com/micro-clearfix-hack/#comment-36952
- line-height: 0;
+ content: " "; // 1
+ display: table; // 2
}
&:after {
clear: both;
}
}
-// Webkit-style focus
-// ------------------
+// WebKit-style focus
.tab-focus() {
// Default
- outline: thin dotted #333;
- // Webkit
+ outline: thin dotted;
+ // WebKit
outline: 5px auto -webkit-focus-ring-color;
outline-offset: -2px;
}
// Center-align a block level element
-// ----------------------------------
.center-block() {
display: block;
margin-left: auto;
margin-right: auto;
}
-// IE7 inline-block
-// ----------------
-.ie7-inline-block() {
- *display: inline; /* IE7 inline-block hack */
- *zoom: 1;
-}
-
-// IE7 likes to collapse whitespace on either side of the inline-block elements.
-// Ems because we're attempting to match the width of a space character. Left
-// version is for form buttons, which typically come after other elements, and
-// right version is for icons, which come before. Applying both is ok, but it will
-// mean that space between those elements will be .6em (~2 space characters) in IE7,
-// instead of the 1 space in other browsers.
-.ie7-restore-left-whitespace() {
- *margin-left: .3em;
-
- &:first-child {
- *margin-left: 0;
- }
-}
-
-.ie7-restore-right-whitespace() {
- *margin-right: .3em;
-}
-
// Sizing shortcuts
-// -------------------------
-.size(@height, @width) {
+.size(@width; @height) {
width: @width;
height: @height;
}
.square(@size) {
- .size(@size, @size);
+ .size(@size; @size);
}
// Placeholder text
-// -------------------------
-.placeholder(@color: @placeholderText) {
- &:-moz-placeholder {
- color: @color;
- }
- &:-ms-input-placeholder {
- color: @color;
- }
- &::-webkit-input-placeholder {
- color: @color;
- }
+.placeholder(@color: @input-color-placeholder) {
+ &::-moz-placeholder { color: @color; // Firefox
+ opacity: 1; } // See https://github.com/twbs/bootstrap/pull/11526
+ &:-ms-input-placeholder { color: @color; } // Internet Explorer 10+
+ &::-webkit-input-placeholder { color: @color; } // Safari and Chrome
}
// Text overflow
-// -------------------------
// Requires inline-block or block for proper styling
.text-overflow() {
overflow: hidden;
@@ -101,98 +69,25 @@
}
// CSS image replacement
-// -------------------------
+//
+// Heads up! v3 launched with with only `.hide-text()`, but per our pattern for
+// mixins being reused as classes with the same name, this doesn't hold up. As
+// of v3.0.1 we have added `.text-hide()` and deprecated `.hide-text()`. Note
+// that we cannot chain the mixins together in Less, so they are repeated.
+//
// Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
-.hide-text {
- font: 0/0 a;
+
+// Deprecated as of v3.0.1 (will be removed in v4)
+.hide-text() {
+ font: ~"0/0" a;
color: transparent;
text-shadow: none;
background-color: transparent;
border: 0;
}
-
-
-// FONTS
-// --------------------------------------------------
-
-#font {
- #family {
- .serif() {
- font-family: @serifFontFamily;
- }
- .sans-serif() {
- font-family: @sansFontFamily;
- }
- .monospace() {
- font-family: @monoFontFamily;
- }
- }
- .shorthand(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
- font-size: @size;
- font-weight: @weight;
- line-height: @lineHeight;
- }
- .serif(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
- #font > #family > .serif;
- #font > .shorthand(@size, @weight, @lineHeight);
- }
- .sans-serif(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
- #font > #family > .sans-serif;
- #font > .shorthand(@size, @weight, @lineHeight);
- }
- .monospace(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
- #font > #family > .monospace;
- #font > .shorthand(@size, @weight, @lineHeight);
- }
-}
-
-
-// FORMS
-// --------------------------------------------------
-
-// Block level inputs
-.input-block-level {
- display: block;
- width: 100%;
- min-height: 30px; // Make inputs at least the height of their button counterpart
- .box-sizing(border-box); // Makes inputs behave like true block-level elements
-}
-
-
-
-// Mixin for form field states
-.formFieldState(@textColor: #555, @borderColor: #ccc, @backgroundColor: #f5f5f5) {
- // Set the text color
- > label,
- .help-block,
- .help-inline {
- color: @textColor;
- }
- // Style inputs accordingly
- .checkbox,
- .radio,
- input,
- select,
- textarea {
- color: @textColor;
- }
- input,
- select,
- textarea {
- border-color: @borderColor;
- .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
- &:focus {
- border-color: darken(@borderColor, 10%);
- .box-shadow(inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@borderColor, 20%));
- }
- }
- // Give a small background color for input-prepend/-append
- .input-prepend .add-on,
- .input-append .add-on {
- color: @textColor;
- background-color: @backgroundColor;
- border-color: @textColor;
- }
+// New mixin to use as of v3.0.1
+.text-hide() {
+ .hide-text();
}
@@ -200,138 +95,149 @@
// CSS3 PROPERTIES
// --------------------------------------------------
-// Border Radius
-.border-radius(@radius) {
- -webkit-border-radius: @radius;
- -moz-border-radius: @radius;
- border-radius: @radius;
-}
-
-// Single Corner Border Radius
-.border-top-left-radius(@radius) {
- -webkit-border-top-left-radius: @radius;
- -moz-border-radius-topleft: @radius;
- border-top-left-radius: @radius;
-}
-.border-top-right-radius(@radius) {
- -webkit-border-top-right-radius: @radius;
- -moz-border-radius-topright: @radius;
- border-top-right-radius: @radius;
-}
-.border-bottom-right-radius(@radius) {
- -webkit-border-bottom-right-radius: @radius;
- -moz-border-radius-bottomright: @radius;
- border-bottom-right-radius: @radius;
-}
-.border-bottom-left-radius(@radius) {
- -webkit-border-bottom-left-radius: @radius;
- -moz-border-radius-bottomleft: @radius;
- border-bottom-left-radius: @radius;
-}
-
-// Single Side Border Radius
+// Single side border-radius
.border-top-radius(@radius) {
- .border-top-right-radius(@radius);
- .border-top-left-radius(@radius);
+ border-top-right-radius: @radius;
+ border-top-left-radius: @radius;
}
.border-right-radius(@radius) {
- .border-top-right-radius(@radius);
- .border-bottom-right-radius(@radius);
+ border-bottom-right-radius: @radius;
+ border-top-right-radius: @radius;
}
.border-bottom-radius(@radius) {
- .border-bottom-right-radius(@radius);
- .border-bottom-left-radius(@radius);
+ border-bottom-right-radius: @radius;
+ border-bottom-left-radius: @radius;
}
.border-left-radius(@radius) {
- .border-top-left-radius(@radius);
- .border-bottom-left-radius(@radius);
+ border-bottom-left-radius: @radius;
+ border-top-left-radius: @radius;
}
// Drop shadows
-.box-shadow(@shadowA, @shadowB:X, ...){
- // Multiple shadow solution from http://toekneestuck.com/blog/2012/05/15/less-css-arguments-variable/
- @props: ~`"@{arguments}".replace(/[\[\]]|\,\sX/g, '')`;
- -webkit-box-shadow: @props;
- -moz-box-shadow: @props;
- box-shadow: @props;
+//
+// Note: Deprecated `.box-shadow()` as of v3.1.0 since all of Bootstrap's
+// supported browsers that have box shadow capabilities now support the
+// standard `box-shadow` property.
+.box-shadow(@shadow) {
+ -webkit-box-shadow: @shadow; // iOS <4.3 & Android <4.1
+ box-shadow: @shadow;
}
// Transitions
.transition(@transition) {
-webkit-transition: @transition;
- -moz-transition: @transition;
- -o-transition: @transition;
transition: @transition;
}
+.transition-property(@transition-property) {
+ -webkit-transition-property: @transition-property;
+ transition-property: @transition-property;
+}
.transition-delay(@transition-delay) {
-webkit-transition-delay: @transition-delay;
- -moz-transition-delay: @transition-delay;
- -o-transition-delay: @transition-delay;
transition-delay: @transition-delay;
}
+.transition-duration(@transition-duration) {
+ -webkit-transition-duration: @transition-duration;
+ transition-duration: @transition-duration;
+}
+.transition-transform(@transition) {
+ -webkit-transition: -webkit-transform @transition;
+ -moz-transition: -moz-transform @transition;
+ -o-transition: -o-transform @transition;
+ transition: transform @transition;
+}
// Transformations
.rotate(@degrees) {
-webkit-transform: rotate(@degrees);
- -moz-transform: rotate(@degrees);
- -ms-transform: rotate(@degrees);
- -o-transform: rotate(@degrees);
+ -ms-transform: rotate(@degrees); // IE9 only
transform: rotate(@degrees);
}
-.scale(@ratio) {
- -webkit-transform: scale(@ratio);
- -moz-transform: scale(@ratio);
- -ms-transform: scale(@ratio);
- -o-transform: scale(@ratio);
- transform: scale(@ratio);
+.scale(@ratio; @ratio-y...) {
+ -webkit-transform: scale(@ratio, @ratio-y);
+ -ms-transform: scale(@ratio, @ratio-y); // IE9 only
+ transform: scale(@ratio, @ratio-y);
}
-.translate(@x, @y) {
+.translate(@x; @y) {
-webkit-transform: translate(@x, @y);
- -moz-transform: translate(@x, @y);
- -ms-transform: translate(@x, @y);
- -o-transform: translate(@x, @y);
+ -ms-transform: translate(@x, @y); // IE9 only
transform: translate(@x, @y);
}
-.skew(@x, @y) {
+.skew(@x; @y) {
-webkit-transform: skew(@x, @y);
- -moz-transform: skew(@x, @y);
- -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twitter/bootstrap/issues/4885
- -o-transform: skew(@x, @y);
+ -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885; IE9+
transform: skew(@x, @y);
}
-.translate3d(@x, @y, @z) {
+.translate3d(@x; @y; @z) {
-webkit-transform: translate3d(@x, @y, @z);
- -moz-transform: translate3d(@x, @y, @z);
- -o-transform: translate3d(@x, @y, @z);
transform: translate3d(@x, @y, @z);
}
-// Backface visibility
-// Prevent browsers from flickering when using CSS 3D transforms.
-// Default value is `visible`, but can be changed to `hidden
-// See git pull https://github.com/dannykeane/bootstrap.git backface-visibility for examples
-.backface-visibility(@visibility){
- -webkit-backface-visibility: @visibility;
- -moz-backface-visibility: @visibility;
- backface-visibility: @visibility;
+.rotateX(@degrees) {
+ -webkit-transform: rotateX(@degrees);
+ -ms-transform: rotateX(@degrees); // IE9 only
+ transform: rotateX(@degrees);
}
-
-// Background clipping
-// Heads up: FF 3.6 and under need "padding" instead of "padding-box"
-.background-clip(@clip) {
- -webkit-background-clip: @clip;
- -moz-background-clip: @clip;
- background-clip: @clip;
+.rotateY(@degrees) {
+ -webkit-transform: rotateY(@degrees);
+ -ms-transform: rotateY(@degrees); // IE9 only
+ transform: rotateY(@degrees);
+}
+.perspective(@perspective) {
+ -webkit-perspective: @perspective;
+ -moz-perspective: @perspective;
+ perspective: @perspective;
+}
+.perspective-origin(@perspective) {
+ -webkit-perspective-origin: @perspective;
+ -moz-perspective-origin: @perspective;
+ perspective-origin: @perspective;
+}
+.transform-origin(@origin) {
+ -webkit-transform-origin: @origin;
+ -moz-transform-origin: @origin;
+ -ms-transform-origin: @origin; // IE9 only
+ transform-origin: @origin;
}
-// Background sizing
-.background-size(@size){
- -webkit-background-size: @size;
- -moz-background-size: @size;
- -o-background-size: @size;
- background-size: @size;
+// Animations
+.animation(@animation) {
+ -webkit-animation: @animation;
+ animation: @animation;
+}
+.animation-name(@name) {
+ -webkit-animation-name: @name;
+ animation-name: @name;
+}
+.animation-duration(@duration) {
+ -webkit-animation-duration: @duration;
+ animation-duration: @duration;
+}
+.animation-timing-function(@timing-function) {
+ -webkit-animation-timing-function: @timing-function;
+ animation-timing-function: @timing-function;
+}
+.animation-delay(@delay) {
+ -webkit-animation-delay: @delay;
+ animation-delay: @delay;
+}
+.animation-iteration-count(@iteration-count) {
+ -webkit-animation-iteration-count: @iteration-count;
+ animation-iteration-count: @iteration-count;
+}
+.animation-direction(@direction) {
+ -webkit-animation-direction: @direction;
+ animation-direction: @direction;
}
+// Backface visibility
+// Prevent browsers from flickering when using CSS 3D transforms.
+// Default value is `visible`, but can be changed to `hidden`
+.backface-visibility(@visibility){
+ -webkit-backface-visibility: @visibility;
+ -moz-backface-visibility: @visibility;
+ backface-visibility: @visibility;
+}
// Box sizing
.box-sizing(@boxmodel) {
@@ -345,8 +251,7 @@
.user-select(@select) {
-webkit-user-select: @select;
-moz-user-select: @select;
- -ms-user-select: @select;
- -o-user-select: @select;
+ -ms-user-select: @select; // IE10+
user-select: @select;
}
@@ -357,13 +262,13 @@
}
// CSS3 Content Columns
-.content-columns(@columnCount, @columnGap: @gridGutterWidth) {
- -webkit-column-count: @columnCount;
- -moz-column-count: @columnCount;
- column-count: @columnCount;
- -webkit-column-gap: @columnGap;
- -moz-column-gap: @columnGap;
- column-gap: @columnGap;
+.content-columns(@column-count; @column-gap: @grid-gutter-width) {
+ -webkit-column-count: @column-count;
+ -moz-column-count: @column-count;
+ column-count: @column-count;
+ -webkit-column-gap: @column-gap;
+ -moz-column-gap: @column-gap;
+ column-gap: @column-gap;
}
// Optional hyphenation
@@ -371,156 +276,359 @@
word-wrap: break-word;
-webkit-hyphens: @mode;
-moz-hyphens: @mode;
- -ms-hyphens: @mode;
+ -ms-hyphens: @mode; // IE10+
-o-hyphens: @mode;
hyphens: @mode;
}
// Opacity
.opacity(@opacity) {
- opacity: @opacity / 100;
- filter: ~"alpha(opacity=@{opacity})";
+ opacity: @opacity;
+ // IE8 filter
+ @opacity-ie: (@opacity * 100);
+ filter: ~"alpha(opacity=@{opacity-ie})";
}
-// BACKGROUNDS
+// GRADIENTS
// --------------------------------------------------
-// Add an alphatransparency value to any background or border color (via Elyse Holladay)
-#translucent {
- .background(@color: @white, @alpha: 1) {
- background-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
- }
- .border(@color: @white, @alpha: 1) {
- border-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
- .background-clip(padding-box);
- }
-}
-
-// Gradient Bar Colors for buttons and alerts
-.gradientBar(@primaryColor, @secondaryColor, @textColor: #fff, @textShadow: 0 -1px 0 rgba(0,0,0,.25)) {
- color: @textColor;
- text-shadow: @textShadow;
- #gradient > .vertical(@primaryColor, @secondaryColor);
- border-color: @secondaryColor @secondaryColor darken(@secondaryColor, 15%);
- border-color: rgba(0,0,0,.1) rgba(0,0,0,.1) fadein(rgba(0,0,0,.1), 15%);
-}
-
-// Gradients
#gradient {
- .horizontal(@startColor: #555, @endColor: #333) {
- background-color: @endColor;
- background-image: -moz-linear-gradient(left, @startColor, @endColor); // FF 3.6+
- background-image: -webkit-gradient(linear, 0 0, 100% 0, from(@startColor), to(@endColor)); // Safari 4+, Chrome 2+
- background-image: -webkit-linear-gradient(left, @startColor, @endColor); // Safari 5.1+, Chrome 10+
- background-image: -o-linear-gradient(left, @startColor, @endColor); // Opera 11.10
- background-image: linear-gradient(to right, @startColor, @endColor); // Standard, IE10
+
+ // Horizontal gradient, from left to right
+ //
+ // Creates two color stops, start and end, by specifying a color and position for each color stop.
+ // Color stops are not available in IE9 and below.
+ .horizontal(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
+ background-image: -webkit-linear-gradient(left, color-stop(@start-color @start-percent), color-stop(@end-color @end-percent)); // Safari 5.1-6, Chrome 10+
+ background-image: linear-gradient(to right, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
background-repeat: repeat-x;
- filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@startColor),argb(@endColor))); // IE9 and down
- }
- .vertical(@startColor: #555, @endColor: #333) {
- background-color: mix(@startColor, @endColor, 60%);
- background-image: -moz-linear-gradient(top, @startColor, @endColor); // FF 3.6+
- background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), to(@endColor)); // Safari 4+, Chrome 2+
- background-image: -webkit-linear-gradient(top, @startColor, @endColor); // Safari 5.1+, Chrome 10+
- background-image: -o-linear-gradient(top, @startColor, @endColor); // Opera 11.10
- background-image: linear-gradient(to bottom, @startColor, @endColor); // Standard, IE10
+ filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down
+ }
+
+ // Vertical gradient, from top to bottom
+ //
+ // Creates two color stops, start and end, by specifying a color and position for each color stop.
+ // Color stops are not available in IE9 and below.
+ .vertical(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
+ background-image: -webkit-linear-gradient(top, @start-color @start-percent, @end-color @end-percent); // Safari 5.1-6, Chrome 10+
+ background-image: linear-gradient(to bottom, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
background-repeat: repeat-x;
- filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@startColor),argb(@endColor))); // IE9 and down
+ filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down
}
- .directional(@startColor: #555, @endColor: #333, @deg: 45deg) {
- background-color: @endColor;
+
+ .directional(@start-color: #555; @end-color: #333; @deg: 45deg) {
background-repeat: repeat-x;
- background-image: -moz-linear-gradient(@deg, @startColor, @endColor); // FF 3.6+
- background-image: -webkit-linear-gradient(@deg, @startColor, @endColor); // Safari 5.1+, Chrome 10+
- background-image: -o-linear-gradient(@deg, @startColor, @endColor); // Opera 11.10
- background-image: linear-gradient(@deg, @startColor, @endColor); // Standard, IE10
- }
- .vertical-three-colors(@startColor: #00b3ee, @midColor: #7a43b6, @colorStop: 50%, @endColor: #c3325f) {
- background-color: mix(@midColor, @endColor, 80%);
- background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), color-stop(@colorStop, @midColor), to(@endColor));
- background-image: -webkit-linear-gradient(@startColor, @midColor @colorStop, @endColor);
- background-image: -moz-linear-gradient(top, @startColor, @midColor @colorStop, @endColor);
- background-image: -o-linear-gradient(@startColor, @midColor @colorStop, @endColor);
- background-image: linear-gradient(@startColor, @midColor @colorStop, @endColor);
+ background-image: -webkit-linear-gradient(@deg, @start-color, @end-color); // Safari 5.1-6, Chrome 10+
+ background-image: linear-gradient(@deg, @start-color, @end-color); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
+ }
+ .horizontal-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
+ background-image: -webkit-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
+ background-image: linear-gradient(to right, @start-color, @mid-color @color-stop, @end-color);
background-repeat: no-repeat;
- filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@startColor),argb(@endColor))); // IE9 and down, gets no color-stop at all for proper fallback
- }
- .radial(@innerColor: #555, @outerColor: #333) {
- background-color: @outerColor;
- background-image: -webkit-gradient(radial, center center, 0, center center, 460, from(@innerColor), to(@outerColor));
- background-image: -webkit-radial-gradient(circle, @innerColor, @outerColor);
- background-image: -moz-radial-gradient(circle, @innerColor, @outerColor);
- background-image: -o-radial-gradient(circle, @innerColor, @outerColor);
+ filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
+ }
+ .vertical-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
+ background-image: -webkit-linear-gradient(@start-color, @mid-color @color-stop, @end-color);
+ background-image: linear-gradient(@start-color, @mid-color @color-stop, @end-color);
background-repeat: no-repeat;
+ filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
}
- .striped(@color: #555, @angle: 45deg) {
- background-color: @color;
- background-image: -webkit-gradient(linear, 0 100%, 100% 0, color-stop(.25, rgba(255,255,255,.15)), color-stop(.25, transparent), color-stop(.5, transparent), color-stop(.5, rgba(255,255,255,.15)), color-stop(.75, rgba(255,255,255,.15)), color-stop(.75, transparent), to(transparent));
- background-image: -webkit-linear-gradient(@angle, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
- background-image: -moz-linear-gradient(@angle, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
- background-image: -o-linear-gradient(@angle, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
- background-image: linear-gradient(@angle, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
+ .radial(@inner-color: #555; @outer-color: #333) {
+ background-image: -webkit-radial-gradient(circle, @inner-color, @outer-color);
+ background-image: radial-gradient(circle, @inner-color, @outer-color);
+ background-repeat: no-repeat;
+ }
+ .striped(@color: rgba(255,255,255,.15); @angle: 45deg) {
+ background-image: -webkit-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
+ background-image: linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
}
}
+
// Reset filters for IE
+//
+// When you need to remove a gradient background, do not forget to use this to reset
+// the IE filter for IE9 and below.
.reset-filter() {
filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
}
+// Retina images
+//
+// Short retina mixin for setting background-image and -size
+
+.img-retina(@file-1x; @file-2x; @width-1x; @height-1x) {
+ background-image: url("@{file-1x}");
+
+ @media
+ only screen and (-webkit-min-device-pixel-ratio: 2),
+ only screen and ( min--moz-device-pixel-ratio: 2),
+ only screen and ( -o-min-device-pixel-ratio: 2/1),
+ only screen and ( min-device-pixel-ratio: 2),
+ only screen and ( min-resolution: 192dpi),
+ only screen and ( min-resolution: 2dppx) {
+ background-image: url("@{file-2x}");
+ background-size: @width-1x @height-1x;
+ }
+}
+
+
+// Responsive image
+//
+// Keep images from scaling beyond the width of their parents.
+
+.img-responsive(@display: block) {
+ display: @display;
+ max-width: 100%; // Part 1: Set a maximum relative to the parent
+ height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching
+}
+
+
// COMPONENT MIXINS
// --------------------------------------------------
// Horizontal dividers
// -------------------------
// Dividers (basically an hr) within dropdowns and nav lists
-.nav-divider(@top: #e5e5e5, @bottom: @white) {
- // IE7 needs a set width since we gave a height. Restricting just
- // to IE7 to keep the 1px left/right space in other browsers.
- // It is unclear where IE is getting the extra space that we need
- // to negative-margin away, but so it goes.
- *width: 100%;
+.nav-divider(@color: #e5e5e5) {
height: 1px;
- margin: ((@baseLineHeight / 2) - 1) 1px; // 8px 1px
- *margin: -5px 0 5px;
+ margin: ((@line-height-computed / 2) - 1) 0;
overflow: hidden;
- background-color: @top;
- border-bottom: 1px solid @bottom;
+ background-color: @color;
+}
+
+// Panels
+// -------------------------
+.panel-variant(@border; @heading-text-color; @heading-bg-color; @heading-border) {
+ border-color: @border;
+
+ & > .panel-heading {
+ color: @heading-text-color;
+ background-color: @heading-bg-color;
+ border-color: @heading-border;
+
+ + .panel-collapse .panel-body {
+ border-top-color: @border;
+ }
+ }
+ & > .panel-footer {
+ + .panel-collapse .panel-body {
+ border-bottom-color: @border;
+ }
+ }
+}
+
+// Alerts
+// -------------------------
+.alert-variant(@background; @border; @text-color) {
+ background-color: @background;
+ border-color: @border;
+ color: @text-color;
+
+ hr {
+ border-top-color: darken(@border, 5%);
+ }
+ .alert-link {
+ color: darken(@text-color, 10%);
+ }
}
-// Button backgrounds
-// ------------------
-.buttonBackground(@startColor, @endColor, @textColor: #fff, @textShadow: 0 -1px 0 rgba(0,0,0,.25)) {
- // gradientBar will set the background to a pleasing blend of these, to support IE<=9
- .gradientBar(@startColor, @endColor, @textColor, @textShadow);
- *background-color: @endColor; /* Darken IE7 buttons by default so they stand out more given they won't have borders */
- .reset-filter();
+// Tables
+// -------------------------
+.table-row-variant(@state; @background) {
+ // Exact selectors below required to override `.table-striped` and prevent
+ // inheritance to nested tables.
+ .table > thead > tr,
+ .table > tbody > tr,
+ .table > tfoot > tr {
+ > td.@{state},
+ > th.@{state},
+ &.@{state} > td,
+ &.@{state} > th {
+ background-color: @background;
+ }
+ }
+
+ // Hover states for `.table-hover`
+ // Note: this is not available for cells or rows within `thead` or `tfoot`.
+ .table-hover > tbody > tr {
+ > td.@{state}:hover,
+ > th.@{state}:hover,
+ &.@{state}:hover > td,
+ &.@{state}:hover > th {
+ background-color: darken(@background, 5%);
+ }
+ }
+}
+
+// List Groups
+// -------------------------
+.list-group-item-variant(@state; @background; @color) {
+ .list-group-item-@{state} {
+ color: @color;
+ background-color: @background;
+
+ a& {
+ color: @color;
+
+ .list-group-item-heading { color: inherit; }
- // in these cases the gradient won't cover the background, so we override
- &:hover, &:active, &.active, &.disabled, &[disabled] {
- color: @textColor;
- background-color: @endColor;
- *background-color: darken(@endColor, 5%);
+ &:hover,
+ &:focus {
+ color: @color;
+ background-color: darken(@background, 5%);
+ }
+ &.active,
+ &.active:hover,
+ &.active:focus {
+ color: #fff;
+ background-color: @color;
+ border-color: @color;
+ }
+ }
}
+}
- // IE 7 + 8 can't handle box-shadow to show active, so we darken a bit ourselves
+// Button variants
+// -------------------------
+// Easily pump out default styles, as well as :hover, :focus, :active,
+// and disabled options for all buttons
+.button-variant(@color; @background; @border) {
+ color: @color;
+ background-color: @background;
+ border-color: @border;
+
+ &:hover,
+ &:focus,
&:active,
- &.active {
- background-color: darken(@endColor, 10%) e("\9");
+ &.active,
+ .open .dropdown-toggle& {
+ color: @color;
+ background-color: darken(@background, 8%);
+ border-color: darken(@border, 12%);
+ }
+ &:active,
+ &.active,
+ .open .dropdown-toggle& {
+ background-image: none;
+ }
+ &.disabled,
+ &[disabled],
+ fieldset[disabled] & {
+ &,
+ &:hover,
+ &:focus,
+ &:active,
+ &.active {
+ background-color: @background;
+ border-color: @border;
+ }
+ }
+
+ .badge {
+ color: @background;
+ background-color: @color;
+ }
+}
+
+// Button sizes
+// -------------------------
+.button-size(@padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
+ padding: @padding-vertical @padding-horizontal;
+ font-size: @font-size;
+ line-height: @line-height;
+ border-radius: @border-radius;
+}
+
+// Pagination
+// -------------------------
+.pagination-size(@padding-vertical; @padding-horizontal; @font-size; @border-radius) {
+ > li {
+ > a,
+ > span {
+ padding: @padding-vertical @padding-horizontal;
+ font-size: @font-size;
+ }
+ &:first-child {
+ > a,
+ > span {
+ .border-left-radius(@border-radius);
+ }
+ }
+ &:last-child {
+ > a,
+ > span {
+ .border-right-radius(@border-radius);
+ }
+ }
+ }
+}
+
+// Labels
+// -------------------------
+.label-variant(@color) {
+ background-color: @color;
+ &[href] {
+ &:hover,
+ &:focus {
+ background-color: darken(@color, 10%);
+ }
+ }
+}
+
+// Contextual backgrounds
+// -------------------------
+.bg-variant(@color) {
+ background-color: @color;
+ a&:hover {
+ background-color: darken(@color, 10%);
+ }
+}
+
+// Typography
+// -------------------------
+.text-emphasis-variant(@color) {
+ color: @color;
+ a&:hover {
+ color: darken(@color, 10%);
}
}
// Navbar vertical align
// -------------------------
// Vertically center elements in the navbar.
-// Example: an element has a height of 30px, so write out `.navbarVerticalAlign(30px);` to calculate the appropriate top margin.
-.navbarVerticalAlign(@elementHeight) {
- margin-top: (@navbarHeight - @elementHeight) / 2;
+// Example: an element has a height of 30px, so write out `.navbar-vertical-align(30px);` to calculate the appropriate top margin.
+.navbar-vertical-align(@element-height) {
+ margin-top: ((@navbar-height - @element-height) / 2);
+ margin-bottom: ((@navbar-height - @element-height) / 2);
}
+// Progress bars
+// -------------------------
+.progress-bar-variant(@color) {
+ background-color: @color;
+ .progress-striped & {
+ #gradient > .striped();
+ }
+}
+
+// Responsive utilities
+// -------------------------
+// More easily include all the states for responsive-utilities.less.
+.responsive-visibility() {
+ display: block !important;
+ table& { display: table; }
+ tr& { display: table-row !important; }
+ th&,
+ td& { display: table-cell !important; }
+}
+
+.responsive-invisibility() {
+ display: none !important;
+}
// Grid System
@@ -530,152 +638,292 @@
.container-fixed() {
margin-right: auto;
margin-left: auto;
- .clearfix();
+ padding-left: (@grid-gutter-width / 2);
+ padding-right: (@grid-gutter-width / 2);
+ &:extend(.clearfix all);
}
-// Table columns
-.tableColumns(@columnSpan: 1) {
- float: none; // undo default grid column styles
- width: ((@gridColumnWidth) * @columnSpan) + (@gridGutterWidth * (@columnSpan - 1)) - 16; // 16 is total padding on left and right of table cells
- margin-left: 0; // undo default grid column styles
+// Creates a wrapper for a series of columns
+.make-row(@gutter: @grid-gutter-width) {
+ margin-left: (@gutter / -2);
+ margin-right: (@gutter / -2);
+ &:extend(.clearfix all);
}
-// Make a Grid
-// Use .makeRow and .makeColumn to assign semantic layouts grid system behavior
-.makeRow() {
- margin-left: @gridGutterWidth * -1;
- .clearfix();
-}
-.makeColumn(@columns: 1, @offset: 0) {
+// Generate the extra small columns
+.make-xs-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
float: left;
- margin-left: (@gridColumnWidth * @offset) + (@gridGutterWidth * (@offset - 1)) + (@gridGutterWidth * 2);
- width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
+ width: percentage((@columns / @grid-columns));
+ min-height: 1px;
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
+}
+.make-xs-column-offset(@columns) {
+ @media (min-width: @screen-xs-min) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-xs-column-push(@columns) {
+ @media (min-width: @screen-xs-min) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-xs-column-pull(@columns) {
+ @media (min-width: @screen-xs-min) {
+ right: percentage((@columns / @grid-columns));
+ }
}
-// The Grid
-#grid {
-
- .core (@gridColumnWidth, @gridGutterWidth) {
-
- .spanX (@index) when (@index > 0) {
- (~".span@{index}") { .span(@index); }
- .spanX(@index - 1);
- }
- .spanX (0) {}
-
- .offsetX (@index) when (@index > 0) {
- (~".offset@{index}") { .offset(@index); }
- .offsetX(@index - 1);
- }
- .offsetX (0) {}
-
- .offset (@columns) {
- margin-left: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns + 1));
- }
- .span (@columns) {
- width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
- }
+// Generate the small columns
+.make-sm-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
+ min-height: 1px;
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
- .row {
- margin-left: @gridGutterWidth * -1;
- .clearfix();
- }
-
- [class*="span"] {
- float: left;
- min-height: 1px; // prevent collapsing columns
- margin-left: @gridGutterWidth;
- }
+ @media (min-width: @screen-sm-min) {
+ float: left;
+ width: percentage((@columns / @grid-columns));
+ }
+}
+.make-sm-column-offset(@columns) {
+ @media (min-width: @screen-sm-min) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-sm-column-push(@columns) {
+ @media (min-width: @screen-sm-min) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-sm-column-pull(@columns) {
+ @media (min-width: @screen-sm-min) {
+ right: percentage((@columns / @grid-columns));
+ }
+}
- // Set the container width, and override it for fixed navbars in media queries
- .container,
- .navbar-static-top .container,
- .navbar-fixed-top .container,
- .navbar-fixed-bottom .container { .span(@gridColumns); }
- // generate .spanX and .offsetX
- .spanX (@gridColumns);
- .offsetX (@gridColumns);
+// Generate the medium columns
+.make-md-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
+ min-height: 1px;
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
+ @media (min-width: @screen-md-min) {
+ float: left;
+ width: percentage((@columns / @grid-columns));
}
+}
+.make-md-column-offset(@columns) {
+ @media (min-width: @screen-md-min) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-md-column-push(@columns) {
+ @media (min-width: @screen-md-min) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-md-column-pull(@columns) {
+ @media (min-width: @screen-md-min) {
+ right: percentage((@columns / @grid-columns));
+ }
+}
- .fluid (@fluidGridColumnWidth, @fluidGridGutterWidth) {
-
- .spanX (@index) when (@index > 0) {
- (~".span@{index}") { .span(@index); }
- .spanX(@index - 1);
- }
- .spanX (0) {}
- .offsetX (@index) when (@index > 0) {
- (~'.offset@{index}') { .offset(@index); }
- (~'.offset@{index}:first-child') { .offsetFirstChild(@index); }
- .offsetX(@index - 1);
- }
- .offsetX (0) {}
+// Generate the large columns
+.make-lg-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
+ min-height: 1px;
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
- .offset (@columns) {
- margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) + (@fluidGridGutterWidth*2);
- *margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%) + (@fluidGridGutterWidth*2) - (.5 / @gridRowWidth * 100 * 1%);
- }
+ @media (min-width: @screen-lg-min) {
+ float: left;
+ width: percentage((@columns / @grid-columns));
+ }
+}
+.make-lg-column-offset(@columns) {
+ @media (min-width: @screen-lg-min) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-lg-column-push(@columns) {
+ @media (min-width: @screen-lg-min) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-lg-column-pull(@columns) {
+ @media (min-width: @screen-lg-min) {
+ right: percentage((@columns / @grid-columns));
+ }
+}
- .offsetFirstChild (@columns) {
- margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) + (@fluidGridGutterWidth);
- *margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%) + @fluidGridGutterWidth - (.5 / @gridRowWidth * 100 * 1%);
- }
- .span (@columns) {
- width: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1));
- *width: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%);
+// Framework grid generation
+//
+// Used only by Bootstrap to generate the correct number of grid classes given
+// any value of `@grid-columns`.
+
+.make-grid-columns() {
+ // Common styles for all sizes of grid columns, widths 1-12
+ .col(@index) when (@index = 1) { // initial
+ @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
+ .col((@index + 1), @item);
+ }
+ .col(@index, @list) when (@index =< @grid-columns) { // general; "=<" isn't a typo
+ @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
+ .col((@index + 1), ~"@{list}, @{item}");
+ }
+ .col(@index, @list) when (@index > @grid-columns) { // terminal
+ @{list} {
+ position: relative;
+ // Prevent columns from collapsing when empty
+ min-height: 1px;
+ // Inner gutter via padding
+ padding-left: (@grid-gutter-width / 2);
+ padding-right: (@grid-gutter-width / 2);
}
+ }
+ .col(1); // kickstart it
+}
- .row-fluid {
- width: 100%;
- .clearfix();
- [class*="span"] {
- .input-block-level();
- float: left;
- margin-left: @fluidGridGutterWidth;
- *margin-left: @fluidGridGutterWidth - (.5 / @gridRowWidth * 100 * 1%);
- }
- [class*="span"]:first-child {
- margin-left: 0;
- }
-
- // generate .spanX and .offsetX
- .spanX (@gridColumns);
- .offsetX (@gridColumns);
+.float-grid-columns(@class) {
+ .col(@index) when (@index = 1) { // initial
+ @item: ~".col-@{class}-@{index}";
+ .col((@index + 1), @item);
+ }
+ .col(@index, @list) when (@index =< @grid-columns) { // general
+ @item: ~".col-@{class}-@{index}";
+ .col((@index + 1), ~"@{list}, @{item}");
+ }
+ .col(@index, @list) when (@index > @grid-columns) { // terminal
+ @{list} {
+ float: left;
}
-
}
+ .col(1); // kickstart it
+}
- .input(@gridColumnWidth, @gridGutterWidth) {
+.calc-grid-column(@index, @class, @type) when (@type = width) and (@index > 0) {
+ .col-@{class}-@{index} {
+ width: percentage((@index / @grid-columns));
+ }
+}
+.calc-grid-column(@index, @class, @type) when (@type = push) {
+ .col-@{class}-push-@{index} {
+ left: percentage((@index / @grid-columns));
+ }
+}
+.calc-grid-column(@index, @class, @type) when (@type = pull) {
+ .col-@{class}-pull-@{index} {
+ right: percentage((@index / @grid-columns));
+ }
+}
+.calc-grid-column(@index, @class, @type) when (@type = offset) {
+ .col-@{class}-offset-@{index} {
+ margin-left: percentage((@index / @grid-columns));
+ }
+}
- .spanX (@index) when (@index > 0) {
- (~"input.span@{index}, textarea.span@{index}, .uneditable-input.span@{index}") { .span(@index); }
- .spanX(@index - 1);
- }
- .spanX (0) {}
+// Basic looping in LESS
+.loop-grid-columns(@index, @class, @type) when (@index >= 0) {
+ .calc-grid-column(@index, @class, @type);
+ // next iteration
+ .loop-grid-columns((@index - 1), @class, @type);
+}
- .span(@columns) {
- width: ((@gridColumnWidth) * @columns) + (@gridGutterWidth * (@columns - 1)) - 14;
- }
+// Create grid for specific class
+.make-grid(@class) {
+ .float-grid-columns(@class);
+ .loop-grid-columns(@grid-columns, @class, width);
+ .loop-grid-columns(@grid-columns, @class, pull);
+ .loop-grid-columns(@grid-columns, @class, push);
+ .loop-grid-columns(@grid-columns, @class, offset);
+}
- input,
- textarea,
- .uneditable-input {
- margin-left: 0; // override margin-left from core grid system
- }
+// Form validation states
+//
+// Used in forms.less to generate the form validation CSS for warnings, errors,
+// and successes.
- // Space grid-sized controls properly if multiple per line
- .controls-row [class*="span"] + [class*="span"] {
- margin-left: @gridGutterWidth;
+.form-control-validation(@text-color: #555; @border-color: #ccc; @background-color: #f5f5f5) {
+ // Color the label and help text
+ .help-block,
+ .control-label,
+ .radio,
+ .checkbox,
+ .radio-inline,
+ .checkbox-inline {
+ color: @text-color;
+ }
+ // Set the border and box shadow on specific inputs to match
+ .form-control {
+ border-color: @border-color;
+ .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
+ &:focus {
+ border-color: darken(@border-color, 10%);
+ @shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@border-color, 20%);
+ .box-shadow(@shadow);
}
+ }
+ // Set validation states also for addons
+ .input-group-addon {
+ color: @text-color;
+ border-color: @border-color;
+ background-color: @background-color;
+ }
+ // Optional feedback icon
+ .form-control-feedback {
+ color: @text-color;
+ }
+}
- // generate .spanX
- .spanX (@gridColumns);
+// Form control focus state
+//
+// Generate a customized focus state and for any input with the specified color,
+// which defaults to the `@input-focus-border` variable.
+//
+// We highly encourage you to not customize the default value, but instead use
+// this to tweak colors on an as-needed basis. This aesthetic change is based on
+// WebKit's default styles, but applicable to a wider range of browsers. Its
+// usability and accessibility should be taken into account with any change.
+//
+// Example usage: change the default blue border and shadow to white for better
+// contrast against a dark gray background.
+
+.form-control-focus(@color: @input-border-focus) {
+ @color-rgba: rgba(red(@color), green(@color), blue(@color), .6);
+ &:focus {
+ border-color: @color;
+ outline: 0;
+ .box-shadow(~"inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px @{color-rgba}");
+ }
+}
+// Form control sizing
+//
+// Relative text size, padding, and border-radii changes for form controls. For
+// horizontal sizing, wrap controls in the predefined grid classes. `<select>`
+// element gets special love because it's special, and that's a fact!
+
+.input-size(@input-height; @padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
+ height: @input-height;
+ padding: @padding-vertical @padding-horizontal;
+ font-size: @font-size;
+ line-height: @line-height;
+ border-radius: @border-radius;
+
+ select& {
+ height: @input-height;
+ line-height: @input-height;
}
+ textarea&,
+ select[multiple]& {
+ height: auto;
+ }
}
generated by cgit.