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+//
+// Mixins
+// --------------------------------------------------
+
+
+// Utilities
+// -------------------------
+
+// Clearfix
+// 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 {
+ content: " "; /* 1 */
+ display: table; /* 2 */
+ }
+ &:after {
+ clear: both;
+ }
+}
+
+// Webkit-style focus
+.tab-focus() {
+ // Default
+ outline: thin dotted #333;
+ // 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;
+}
+
+// Sizing shortcuts
+.size(@width, @height) {
+ width: @width;
+ height: @height;
+}
+.square(@size) {
+ .size(@size, @size);
+}
+
+// Placeholder text
+.placeholder(@color: @input-color-placeholder) {
+ &:-moz-placeholder { color: @color; } // Firefox 4-18
+ &::-moz-placeholder { color: @color; } // Firefox 19+
+ &:-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;
+ text-overflow: ellipsis;
+ white-space: nowrap;
+}
+
+// CSS image replacement
+// Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
+.hide-text() {
+ font: ~"0/0" a;
+ color: transparent;
+ text-shadow: none;
+ background-color: transparent;
+ border: 0;
+}
+
+
+
+// CSS3 PROPERTIES
+// --------------------------------------------------
+
+// Single side border-radius
+.border-top-radius(@radius) {
+ border-top-right-radius: @radius;
+ border-top-left-radius: @radius;
+}
+.border-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-left-radius(@radius) {
+ border-bottom-left-radius: @radius;
+ border-top-left-radius: @radius;
+}
+
+// Drop shadows
+.box-shadow(@shadow) {
+ -webkit-box-shadow: @shadow; // iOS <4.3 & Android <4.1
+ box-shadow: @shadow;
+}
+
+// Transitions
+.transition(@transition) {
+ -webkit-transition: @transition;
+ transition: @transition;
+}
+.transition-delay(@transition-delay) {
+ -webkit-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);
+ -ms-transform: rotate(@degrees);
+ transform: rotate(@degrees);
+}
+.scale(@ratio) {
+ -webkit-transform: scale(@ratio);
+ -ms-transform: scale(@ratio);
+ transform: scale(@ratio);
+}
+.translate(@x, @y) {
+ -webkit-transform: translate(@x, @y);
+ -ms-transform: translate(@x, @y);
+ transform: translate(@x, @y);
+}
+.skew(@x, @y) {
+ -webkit-transform: skew(@x, @y);
+ -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885
+ transform: skew(@x, @y);
+}
+.translate3d(@x, @y, @z) {
+ -webkit-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;
+}
+
+// Background clipping
+.background-clip(@clip) {
+ background-clip: @clip;
+}
+
+// Background sizing
+.background-size(@size) {
+ background-size: @size;
+}
+
+// Box sizing
+.box-sizing(@boxmodel) {
+ -webkit-box-sizing: @boxmodel;
+ -moz-box-sizing: @boxmodel;
+ box-sizing: @boxmodel;
+}
+
+// User select
+// For selecting text on the page
+.user-select(@select) {
+ -webkit-user-select: @select;
+ -moz-user-select: @select;
+ -ms-user-select: @select;
+ -o-user-select: @select;
+ user-select: @select;
+}
+
+// Resize anything
+.resizable(@direction) {
+ resize: @direction; // Options: horizontal, vertical, both
+ overflow: auto; // Safari fix
+}
+
+// CSS3 Content Columns
+.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
+.hyphens(@mode: auto) {
+ word-wrap: break-word;
+ -webkit-hyphens: @mode;
+ -moz-hyphens: @mode;
+ -ms-hyphens: @mode;
+ -o-hyphens: @mode;
+ hyphens: @mode;
+}
+
+// Opacity
+.opacity(@opacity) {
+ opacity: @opacity;
+ // IE8 filter
+ @opacity-ie: (@opacity * 100);
+ filter: ~"alpha(opacity=@{opacity-ie})";
+}
+
+
+
+// GRADIENTS
+// --------------------------------------------------
+
+#gradient {
+
+ // 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; @start-percent: 0%; @end-color: #333; @end-percent: 100%) {
+ background-color: @end-color;
+ 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+
+ background-image: linear-gradient(to right, @start-color @start-percent, @end-color @end-percent); // Standard, IE10
+ background-repeat: repeat-x;
+ 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; @start-percent: 0%; @end-color: #333; @end-percent: 100%) {
+ background-color: @end-color;
+ 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+
+ background-image: linear-gradient(to bottom, @start-color @start-percent, @end-color @end-percent); // Standard, IE10
+ background-repeat: repeat-x;
+ 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;
+ 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%);
+ 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-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=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%);
+ 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-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
+ }
+ .radial(@inner-color: #555, @outer-color: #333) {
+ background-color: @outer-color;
+ 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;
+ 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: 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);
+ }
+}
+
+// Reset filters for IE
+//
+// When you need to remove a gradient background, don't forget to use this to reset
+// the IE filter for IE9 and below.
+.reset-filter() {
+ filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
+}
+
+
+
+// RETINA IMAGE SUPPORT
+// --------------------------------------------------
+
+// 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;
+ }
+}
+
+
+// COMPONENT MIXINS
+// --------------------------------------------------
+
+// Horizontal dividers
+// -------------------------
+// Dividers (basically an hr) within dropdowns and nav lists
+.nav-divider(@color: #e5e5e5) {
+ height: 1px;
+ margin: ((@line-height-computed / 2) - 1) 0;
+ overflow: hidden;
+ background-color: @color;
+}
+
+// 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 pseudo states
+// -------------------------
+// Easily pump out default styles, as well as :hover, :focus, :active,
+// and disabled options for all buttons
+.btn-pseudo-states(@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%);
+ }
+
+ &.disabled,
+ &[disabled],
+ fieldset[disabled] & {
+ &,
+ &:hover,
+ &:focus,
+ &:active,
+ &.active {
+ background-color: @background;
+ border-color: @border
+ }
+ }
+}
+
+// Labels
+// -------------------------
+.label-variant(@color) {
+ background-color: @color;
+ &[href] {
+ &:hover,
+ &:focus {
+ background-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.
+.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(@color);
+ }
+}
+
+// Responsive utilities
+// -------------------------
+// More easily include all the states for responsive-utilities.less.
+.responsive-visibility() {
+ display: block !important;
+ tr& { display: table-row !important; }
+ th&,
+ td& { display: table-cell !important; }
+}
+
+.responsive-invisibility() {
+ display: none !important;
+ tr& { display: none !important; }
+ th&,
+ td& { display: none !important; }
+}
+
+// Grid System
+// -----------
+
+// Centered container element
+.container-fixed() {
+ margin-right: auto;
+ margin-left: auto;
+ .clearfix();
+}
+
+// Creates a wrapper for a series of columns
+.make-row() {
+ // Then clear the floated columns
+ .clearfix();
+
+ @media (min-width: @screen-small) {
+ margin-left: (@grid-gutter-width / -2);
+ margin-right: (@grid-gutter-width / -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);
+ }
+}
+
+// Generate the columns
+.make-column(@columns) {
+ 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);
+
+ // Calculate width based on number of columns available
+ @media (min-width: @grid-float-breakpoint) {
+ float: left;
+ width: percentage((@columns / @grid-columns));
+ }
+}
+
+// Generate the column offsets
+.make-column-offset(@columns) {
+ @media (min-width: @grid-float-breakpoint) {
+ margin-left: percentage((@columns / @grid-columns));
+ }
+}
+.make-column-push(@columns) {
+ @media (min-width: @grid-float-breakpoint) {
+ left: percentage((@columns / @grid-columns));
+ }
+}
+.make-column-pull(@columns) {
+ @media (min-width: @grid-float-breakpoint) {
+ right: percentage((@columns / @grid-columns));
+ }
+}
+
+// Generate the small columns
+.make-small-column(@columns) {
+ 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);
+
+ // Calculate width based on number of columns available
+ @media (max-width: @max-width) {
+ width: 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) {
+ // Color the label and help text
+ .help-block,
+ .control-label {
+ color: @text-color;
+ }
+ // 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 {
+ 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;
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-27 17:15:14 +0000