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salesagility_SuiteCRM/themes/default/less/mixins.less
2013-09-23 20:30:44 +01:00

630 lines
23 KiB
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Executable File

// Mixins.less
// Snippets of reusable CSS to develop faster and keep code readable
// -----------------------------------------------------------------
// UTILITY MIXINS
// --------------------------------------------------
// Clearfix
// --------
// For clearing floats like a boss h5bp.com/q
.clearfix {
*zoom: 1;
&:before,
&:after {
display: table;
content: "";
}
&: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;
}
// 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;
&:last-child {
*margin-left: 0;
}
}
// Sizing shortcuts
// -------------------------
.size(@height: 5px, @width: 5px) {
width: @width;
height: @height;
}
.square(@size: 5px) {
.size(@size, @size);
}
// Placeholder text
// -------------------------
.placeholder(@color: @placeholderText) {
:-moz-placeholder {
color: @color;
}
::-webkit-input-placeholder {
color: @color;
}
}
// Text overflow
// -------------------------
// Requires inline-block or block for proper styling
.text-overflow() {
overflow: hide;
text-overflow: ellipsis;
white-space: nowrap;
}
// FONTS
// --------------------------------------------------
#font {
#family {
.serif() {
font-family: Georgia, "Times New Roman", Times, serif;
}
.sans-serif() {
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}
.monospace() {
font-family: Menlo, Monaco, "Courier New", monospace;
}
}
.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);
}
}
// GRID SYSTEM
// --------------------------------------------------
// Site container
// -------------------------
.container-fixed() {
width: @gridRowWidth;
margin-left: auto;
margin-right: auto;
.clearfix();
}
// Le grid system
// -------------------------
#gridSystem {
// Setup the mixins to be used
.columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, @columns) {
width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
}
.offset(@gridColumnWidth, @gridGutterWidth, @columns) {
margin-left: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1)) + (@gridGutterWidth * 2);
}
.gridColumn(@gridGutterWidth) {
float: left;
margin-left: @gridGutterWidth;
}
// Take these values and mixins, and make 'em do their thang
.generate(@gridColumns, @gridColumnWidth, @gridGutterWidth) {
// Row surrounds the columns
.row {
margin-left: @gridGutterWidth * -1;
.clearfix();
}
// Find all .span# classes within .row and give them the necessary properties for grid columns (supported by all browsers back to IE7, thanks @dhg)
[class*="span"] {
#gridSystem > .gridColumn(@gridGutterWidth);
}
// Default columns
.span1 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 1); }
.span2 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 2); }
.span3 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 3); }
.span4 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 4); }
.span5 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 5); }
.span6 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 6); }
.span7 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 7); }
.span8 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 8); }
.span9 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 9); }
.span10 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 10); }
.span11 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 11); }
.span12,
.container { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 12); }
// Offset column options
.offset1 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 1); }
.offset2 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 2); }
.offset3 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 3); }
.offset4 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 4); }
.offset5 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 5); }
.offset6 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 6); }
.offset7 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 7); }
.offset8 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 8); }
.offset9 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 9); }
.offset10 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 10); }
.offset11 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 11); }
}
}
// Fluid grid system
// -------------------------
#fluidGridSystem {
// Setup the mixins to be used
.columns(@fluidGridGutterWidth, @fluidGridColumnWidth, @columns) {
width: 1% * (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1));
}
.gridColumn(@fluidGridGutterWidth) {
float: left;
margin-left: @fluidGridGutterWidth;
}
// Take these values and mixins, and make 'em do their thang
.generate(@gridColumns, @fluidGridColumnWidth, @fluidGridGutterWidth) {
// Row surrounds the columns
.row-fluid {
width: 100%;
.clearfix();
// Find all .span# classes within .row and give them the necessary properties for grid columns (supported by all browsers back to IE7, thanks @dhg)
> [class*="span"] {
#fluidGridSystem > .gridColumn(@fluidGridGutterWidth);
}
> [class*="span"]:first-child {
margin-left: 0;
}
// Default columns
> .span1 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 1); }
> .span2 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 2); }
> .span3 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 3); }
> .span4 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 4); }
> .span5 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 5); }
> .span6 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 6); }
> .span7 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 7); }
> .span8 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 8); }
> .span9 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 9); }
> .span10 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 10); }
> .span11 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 11); }
> .span12 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 12); }
}
}
}
// Input grid system
// -------------------------
#inputGridSystem {
.inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, @columns) {
width: ((@gridColumnWidth) * @columns) + (@gridGutterWidth * (@columns - 1)) - 10;
}
.generate(@gridColumns, @gridColumnWidth, @gridGutterWidth) {
input,
textarea,
.uneditable-input {
&.span1 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 1); }
&.span2 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 2); }
&.span3 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 3); }
&.span4 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 4); }
&.span5 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 5); }
&.span6 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 6); }
&.span7 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 7); }
&.span8 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 8); }
&.span9 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 9); }
&.span10 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 10); }
&.span11 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 11); }
&.span12 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 12); }
}
}
}
// Make a Grid
// -------------------------
// Use .makeRow and .makeColumn to assign semantic layouts grid system behavior
.makeRow() {
margin-left: @gridGutterWidth * -1;
.clearfix();
}
.makeColumn(@columns: 1) {
float: left;
margin-left: @gridGutterWidth;
width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
}
// Form field states (used in forms.less)
// --------------------------------------------------
// 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
input,
select,
textarea {
color: @textColor;
border-color: @borderColor;
&:focus {
border-color: darken(@borderColor, 10%);
.box-shadow(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;
}
}
// CSS3 PROPERTIES
// --------------------------------------------------
// Border Radius
.border-radius(@radius: 2px) {
-webkit-border-radius: @radius;
-moz-border-radius: @radius;
border-radius: @radius;
}
// Drop shadows
.box-shadow(@shadow: 0 1px 3px rgba(0,0,0,.25)) {
-webkit-box-shadow: @shadow;
-moz-box-shadow: @shadow;
box-shadow: @shadow;
}
// Transitions
.transition(@transition) {
-webkit-transition: @transition;
-moz-transition: @transition;
-ms-transition: @transition;
-o-transition: @transition;
transition: @transition;
}
// Transformations
.rotate(@degrees) {
-webkit-transform: rotate(@degrees);
-moz-transform: rotate(@degrees);
-ms-transform: rotate(@degrees);
-o-transform: rotate(@degrees);
transform: rotate(@degrees);
}
.scale(@ratio) {
-webkit-transform: scale(@ratio);
-moz-transform: scale(@ratio);
-ms-transform: scale(@ratio);
-o-transform: scale(@ratio);
transform: scale(@ratio);
}
.translate(@x: 0, @y: 0) {
-webkit-transform: translate(@x, @y);
-moz-transform: translate(@x, @y);
-ms-transform: translate(@x, @y);
-o-transform: translate(@x, @y);
transform: translate(@x, @y);
}
.skew(@x: 0, @y: 0) {
-webkit-transform: skew(@x, @y);
-moz-transform: skew(@x, @y);
-ms-transform: skew(@x, @y);
-o-transform: skew(@x, @y);
transform: skew(@x, @y);
}
.translate3d(@x: 0, @y: 0, @z: 0) {
-webkit-transform: translate(@x, @y, @z);
-moz-transform: translate(@x, @y, @z);
-ms-transform: translate(@x, @y, @z);
-o-transform: translate(@x, @y, @z);
transform: translate(@x, @y, @z);
}
// 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;
}
// Background sizing
.background-size(@size){
-webkit-background-size: @size;
-moz-background-size: @size;
-o-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;
-o-user-select: @select;
user-select: @select;
}
// Resize anything
.resizable(@direction: both) {
resize: @direction; // Options: horizontal, vertical, both
overflow: auto; // Safari fix
}
// CSS3 Content Columns
.content-columns(@columnCount, @columnGap: @gridColumnGutter) {
-webkit-column-count: @columnCount;
-moz-column-count: @columnCount;
column-count: @columnCount;
-webkit-column-gap: @columnGap;
-moz-column-gap: @columnGap;
column-gap: @columnGap;
}
// Opacity
.opacity(@opacity: 100) {
opacity: @opacity / 100;
filter: e(%("alpha(opacity=%d)", @opacity));
}
// BACKGROUNDS
// --------------------------------------------------
// 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) {
#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: -ms-linear-gradient(left, @startColor, @endColor); // IE10
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(left, @startColor, @endColor); // Le standard
background-repeat: repeat-x;
filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",@startColor,@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: -ms-linear-gradient(top, @startColor, @endColor); // IE10
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(top, @startColor, @endColor); // The standard
background-repeat: repeat-x;
filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",@startColor,@endColor)); // IE9 and down
}
.directional(@startColor: #555, @endColor: #333, @deg: 45deg) {
background-color: @endColor;
background-repeat: repeat-x;
background-image: -moz-linear-gradient(@deg, @startColor, @endColor); // FF 3.6+
background-image: -ms-linear-gradient(@deg, @startColor, @endColor); // IE10
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); // The standard
}
.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: -ms-linear-gradient(@startColor, @midColor @colorStop, @endColor);
background-image: -o-linear-gradient(@startColor, @midColor @colorStop, @endColor);
background-image: linear-gradient(@startColor, @midColor @colorStop, @endColor);
background-repeat: no-repeat;
filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",@startColor,@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: -ms-radial-gradient(circle, @innerColor, @outerColor);
background-repeat: no-repeat;
// Opera cannot do radial gradients yet
}
.striped(@color, @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: -ms-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);
}
}
// Reset filters for IE
.reset-filter() {
filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
}
// Mixin for generating button backgrounds
// ---------------------------------------
.buttonBackground(@startColor, @endColor) {
// gradientBar will set the background to a pleasing blend of these, to support IE<=9
.gradientBar(@startColor, @endColor);
.reset-filter();
// in these cases the gradient won't cover the background, so we override
&:hover, &:active, &.active, &.disabled, &[disabled] {
background-color: @endColor;
}
// IE 7 + 8 can't handle box-shadow to show active, so we darken a bit ourselves
&:active,
&.active {
background-color: darken(@endColor, 10%) e("\9");
}
}
// COMPONENT MIXINS
// --------------------------------------------------
// POPOVER ARROWS
// -------------------------
// For tipsies and popovers
#popoverArrow {
.top(@arrowWidth: 5px) {
bottom: 0;
left: 50%;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-top: @arrowWidth solid @black;
}
.topright(@arrowWidth: 5px) {
bottom: 0;
left: auto;
top: auto;
right: @arrowWidth*3;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-top: @arrowWidth solid @black;
border-bottom: 0px none;
}
.topleft(@arrowWidth: 5px) {
bottom: 0;
right: auto;
top: auto;
left: @arrowWidth*3;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-top: @arrowWidth solid @black;
border-bottom: 0px none;
}
.left(@arrowWidth: 5px) {
top: 50%;
right: 0;
margin-top: -@arrowWidth;
border-top: @arrowWidth solid transparent;
border-bottom: @arrowWidth solid transparent;
border-left: @arrowWidth solid @black;
}
.bottom(@arrowWidth: 5px) {
top: 0;
left: 50%;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-bottom: @arrowWidth solid @black;
}
.bottomleft(@arrowWidth: 5px) {
top: 0;
left: @arrowWidth*3;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-bottom: @arrowWidth solid @black;
}
.bottomright(@arrowWidth: 5px) {
top: 0;
right: @arrowWidth*3;
left: auto;
margin-left: -@arrowWidth;
border-left: @arrowWidth solid transparent;
border-right: @arrowWidth solid transparent;
border-bottom: @arrowWidth solid @black;
}
.right(@arrowWidth: 5px) {
top: 50%;
left: 0;
margin-top: -@arrowWidth;
border-top: @arrowWidth solid transparent;
border-bottom: @arrowWidth solid transparent;
border-right: @arrowWidth solid @black;
}
}