}
// Sizing shortcuts
-.size(@width, @height) {
+.size(@width; @height) {
width: @width;
height: @height;
}
.square(@size) {
- .size(@size, @size);
+ .size(@size; @size);
}
// Placeholder text
// Transformations
.rotate(@degrees) {
-webkit-transform: rotate(@degrees);
- -ms-transform: rotate(@degrees);
+ -ms-transform: rotate(@degrees); // IE9+
transform: rotate(@degrees);
}
.scale(@ratio) {
-webkit-transform: scale(@ratio);
- -ms-transform: scale(@ratio);
+ -ms-transform: scale(@ratio); // IE9+
transform: scale(@ratio);
}
-.translate(@x, @y) {
+.translate(@x; @y) {
-webkit-transform: translate(@x, @y);
- -ms-transform: translate(@x, @y);
+ -ms-transform: translate(@x, @y); // IE9+
transform: translate(@x, @y);
}
-.skew(@x, @y) {
+.skew(@x; @y) {
-webkit-transform: skew(@x, @y);
- -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885
+ -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);
transform: translate3d(@x, @y, @z);
}
// 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;
-}
-
-// Background clipping
-.background-clip(@clip) {
- background-clip: @clip;
-}
-
-// Background sizing
-.background-size(@size) {
- background-size: @size;
+ -webkit-backface-visibility: @visibility;
+ -moz-backface-visibility: @visibility;
+ backface-visibility: @visibility;
}
// Box sizing
.user-select(@select) {
-webkit-user-select: @select;
-moz-user-select: @select;
- -ms-user-select: @select;
+ -ms-user-select: @select; // IE10+
-o-user-select: @select;
user-select: @select;
}
}
// CSS3 Content Columns
-.content-columns(@column-count, @column-gap: @grid-gutter-width) {
+.content-columns(@column-count; @column-gap: @grid-gutter-width) {
-webkit-column-count: @column-count;
-moz-column-count: @column-count;
column-count: @column-count;
word-wrap: break-word;
-webkit-hyphens: @mode;
-moz-hyphens: @mode;
- -ms-hyphens: @mode;
+ -ms-hyphens: @mode; // IE10+
-o-hyphens: @mode;
hyphens: @mode;
}
//
// 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; @start-percent: 0%; @end-color: #333; @end-percent: 100%) {
- background-color: @end-color;
+ .horizontal(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
background-image: -webkit-gradient(linear, @start-percent top, @end-percent top, from(@start-color), to(@end-color)); // Safari 4+, Chrome 2+
background-image: -webkit-linear-gradient(left, color-stop(@start-color @start-percent), color-stop(@end-color @end-percent)); // Safari 5.1+, Chrome 10+
background-image: -moz-linear-gradient(left, @start-color @start-percent, @end-color @end-percent); // FF 3.6+
//
// 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; @start-percent: 0%; @end-color: #333; @end-percent: 100%) {
- background-color: @end-color;
+ .vertical(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
background-image: -webkit-gradient(linear, left @start-percent, left @end-percent, from(@start-color), to(@end-color)); // Safari 4+, Chrome 2+
background-image: -webkit-linear-gradient(top, @start-color, @start-percent, @end-color, @end-percent); // Safari 5.1+, Chrome 10+
background-image: -moz-linear-gradient(top, @start-color @start-percent, @end-color @end-percent); // FF 3.6+
filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down
}
- .directional(@start-color: #555, @end-color: #333, @deg: 45deg) {
- background-color: @end-color;
+ .directional(@start-color: #555; @end-color: #333; @deg: 45deg) {
background-repeat: repeat-x;
background-image: -webkit-linear-gradient(@deg, @start-color, @end-color); // Safari 5.1+, Chrome 10+
background-image: -moz-linear-gradient(@deg, @start-color, @end-color); // FF 3.6+
background-image: linear-gradient(@deg, @start-color, @end-color); // Standard, IE10
}
- .horizontal-three-colors(@start-color: #00b3ee, @mid-color: #7a43b6, @color-stop: 50%, @end-color: #c3325f) {
- background-color: mix(@mid-color, @end-color, 80%);
+ .horizontal-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
background-image: -webkit-gradient(left, linear, 0 0, 0 100%, from(@start-color), color-stop(@color-stop, @mid-color), to(@end-color));
background-image: -webkit-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
background-image: -moz-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
background-repeat: no-repeat;
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-color: mix(@mid-color, @end-color, 80%);
+ .vertical-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@start-color), color-stop(@color-stop, @mid-color), to(@end-color));
background-image: -webkit-linear-gradient(@start-color, @mid-color @color-stop, @end-color);
background-image: -moz-linear-gradient(top, @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
}
- .radial(@inner-color: #555, @outer-color: #333) {
- background-color: @outer-color;
+ .radial(@inner-color: #555; @outer-color: #333) {
background-image: -webkit-gradient(radial, center center, 0, center center, 460, from(@inner-color), to(@outer-color));
background-image: -webkit-radial-gradient(circle, @inner-color, @outer-color);
background-image: -moz-radial-gradient(circle, @inner-color, @outer-color);
background-image: radial-gradient(circle, @inner-color, @outer-color);
background-repeat: no-repeat;
}
- .striped(@color: #555, @angle: 45deg) {
- background-color: @color;
+ .striped(@color: #555; @angle: 45deg) {
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);
-// RETINA IMAGE SUPPORT
-// --------------------------------------------------
-
+// Retina images
+//
// Short retina mixin for setting background-image and -size
-.img-retina(@file-1x, @file-2x, @width-1x, @height-1x) {
+
+.img-retina(@file-1x; @file-2x; @width-1x; @height-1x) {
background-image: url("@{file-1x}");
@media
}
+// 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
// --------------------------------------------------
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) {
+.alert-variant(@background; @border; @text-color) {
background-color: @background;
border-color: @border;
color: @text-color;
}
}
-// Button pseudo states
+// Tables
+// -------------------------
+.table-row-variant(@state; @background; @border) {
+ // 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;
+ border-color: @border;
+ }
+ }
+
+ // 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 {
+ background-color: darken(@background, 5%);
+ border-color: darken(@border, 5%);
+ }
+ }
+}
+
+// Button variants
// -------------------------
// Easily pump out default styles, as well as :hover, :focus, :active,
// and disabled options for all buttons
-.btn-pseudo-states(@color, @background, @border) {
+.button-variant(@color; @background; @border) {
color: @color;
background-color: @background;
border-color: @border;
&:hover,
&:focus,
&:active,
- &.active {
- background-color: darken(@background, 5%);
- border-color: darken(@border, 10%);
+ &.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] & {
}
}
+// 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) {
// 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.
+// 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);
}
// Creates a wrapper for a series of columns
-.make-row() {
+.make-row(@gutter: @grid-gutter-width) {
// Then clear the floated columns
.clearfix();
- @media (min-width: @screen-small) {
- margin-left: (@grid-gutter-width / -2);
- margin-right: (@grid-gutter-width / -2);
+ .container & {
+ @media (min-width: @screen-small) {
+ margin-left: (@gutter / -2);
+ margin-right: (@gutter / -2);
+ }
}
// Negative margin nested rows out to align the content of columns
.row {
- margin-left: (@grid-gutter-width / -2);
- margin-right: (@grid-gutter-width / -2);
+ margin-left: (@gutter / -2);
+ margin-right: (@gutter / -2);
+ }
+}
+
+// Generate the extra small columns
+.make-xs-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
+ float: left;
+ width: percentage((@columns / @grid-columns));
+ // Prevent columns from collapsing when empty
+ min-height: 1px;
+ // Inner gutter via padding
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
+}
+
+// Generate the small columns
+.make-sm-column(@columns; @gutter: @grid-gutter-width) {
+ position: relative;
+ // Prevent columns from collapsing when empty
+ min-height: 1px;
+ // Inner gutter via padding
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
+
+ // Calculate width based on number of columns available
+ @media (min-width: @screen-small) {
+ float: left;
+ width: percentage((@columns / @grid-columns));
+ }
+}
+
+// Generate the small column offsets
+.make-sm-column-offset(@columns) {
+ @media (min-width: @screen-small) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-sm-column-push(@columns) {
+ @media (min-width: @screen-small) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-sm-column-pull(@columns) {
+ @media (min-width: @screen-small) {
+ right: percentage((@columns / @grid-columns));
}
}
-// Generate the columns
-.make-column(@columns) {
+// Generate the medium columns
+.make-md-column(@columns; @gutter: @grid-gutter-width) {
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);
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
// Calculate width based on number of columns available
- @media (min-width: @grid-float-breakpoint) {
+ @media (min-width: @screen-medium) {
float: left;
width: percentage((@columns / @grid-columns));
}
}
-// Generate the column offsets
-.make-column-offset(@columns) {
- @media (min-width: @grid-float-breakpoint) {
+// Generate the large column offsets
+.make-md-column-offset(@columns) {
+ @media (min-width: @screen-medium) {
margin-left: percentage((@columns / @grid-columns));
}
}
-.make-column-push(@columns) {
- @media (min-width: @grid-float-breakpoint) {
+.make-md-column-push(@columns) {
+ @media (min-width: @screen-medium) {
left: percentage((@columns / @grid-columns));
}
}
-.make-column-pull(@columns) {
- @media (min-width: @grid-float-breakpoint) {
+.make-md-column-pull(@columns) {
+ @media (min-width: @screen-medium) {
right: percentage((@columns / @grid-columns));
}
}
-// Generate the small columns
-.make-small-column(@columns) {
+// Generate the large columns
+.make-lg-column(@columns; @gutter: @grid-gutter-width) {
position: relative;
- float: left;
// 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);
- @max-width: (@grid-float-breakpoint - 1);
+ padding-left: (@gutter / 2);
+ padding-right: (@gutter / 2);
// Calculate width based on number of columns available
- @media (max-width: @max-width) {
+ @media (min-width: @screen-large) {
+ float: left;
width: percentage((@columns / @grid-columns));
}
}
+// Generate the large column offsets
+.make-lg-column-offset(@columns) {
+ @media (min-width: @screen-large) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-lg-column-push(@columns) {
+ @media (min-width: @screen-large) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-lg-column-pull(@columns) {
+ @media (min-width: @screen-large) {
+ right: percentage((@columns / @grid-columns));
+ }
+}
+
// Form validation states
//
// Used in forms.less to generate the form validation CSS for warnings, errors,
// and successes.
-.form-control-validation(@text-color: #555, @border-color: #ccc, @background-color: #f5f5f5) {
+.form-control-validation(@text-color: #555; @border-color: #ccc; @background-color: #f5f5f5) {
// Color the label and help text
.help-block,
.control-label {
}
// Set the border and box shadow on specific inputs to match
.form-control {
- padding-right: 32px; // to account for the feedback icon
border-color: @border-color;
.box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
&:focus {
background-color: @background-color;
}
}
+
+// 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& {
+ height: auto;
+ }
+}