mirror of
https://github.com/twbs/bootstrap.git
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263 lines
8.7 KiB
Plaintext
263 lines
8.7 KiB
Plaintext
/* Preboot.less
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* Variables and mixins to pre-ignite any new web development project
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* ------------------------------------------------------------------ */
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// Variables
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// ---------
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// Links
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@linkColor: #0069d6;
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@linkColorHover: darken(@linkColor, 10);
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// Grays
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@black: #000;
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@grayDark: lighten(@black, 25%);
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@gray: lighten(@black, 50%);
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@grayLight: lighten(@black, 75%);
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@grayLighter: lighten(@black, 90%);
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@white: #fff;
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// Accent Colors
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@blue: #049CDB;
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@blueDark: #0064CD;
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@green: #46a546;
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@red: #9d261d;
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@yellow: #ffc40d;
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@orange: #f89406;
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@pink: #c3325f;
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@purple: #7a43b6;
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// Baseline grid
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@basefont: 13px;
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@baseline: 18px;
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// Griditude
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@gridColumns: 16;
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@gridColumnWidth: 40px;
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@gridGutterWidth: 20px;
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@siteWidth: (@gridColumns * @gridColumnWidth) + (@gridGutterWidth * (@gridColumns - 1));
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// Color Scheme
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// ------------
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@baseColor: @blue; // Set a base color
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@complement: spin(@baseColor, 180); // Determine a complementary color
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@split1: spin(@baseColor, 158); // Split complements
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@split2: spin(@baseColor, -158);
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@triad1: spin(@baseColor, 135); // Triads colors
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@triad2: spin(@baseColor, -135);
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@tetra1: spin(@baseColor, 90); // Tetra colors
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@tetra2: spin(@baseColor, -90);
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@analog1: spin(@baseColor, 22); // Analogs colors
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@analog2: spin(@baseColor, -22);
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// Mixins
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// ------
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// Clearfix for clearing floats like a boss
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.clearfix {
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zoom: 1;
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&:after {
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display: block;
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visibility: hidden;
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height: 0;
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clear: both;
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content: ".";
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}
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}
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// Center-align a block level element
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.center-block {
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display: block;
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margin: 0 auto;
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}
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// Sizing shortcuts
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.size(@height: 5px, @width: 5px) {
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height: @height;
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width: @width;
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}
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.square(@size: 5px) {
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.size(@size, @size);
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}
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// Input placeholder text
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.placeholder(@color: @grayLight) {
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:-moz-placeholder {
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color: @color;
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}
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::-webkit-input-placeholder {
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color: @color;
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}
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}
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// Font Stacks
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#font {
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.shorthand(@weight: normal, @size: 14px, @lineHeight: 20px) {
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font-size: @size;
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font-weight: @weight;
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line-height: @lineHeight;
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}
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.sans-serif(@weight: normal, @size: 14px, @lineHeight: 20px) {
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font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
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font-size: @size;
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font-weight: @weight;
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line-height: @lineHeight;
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}
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.serif(@weight: normal, @size: 14px, @lineHeight: 20px) {
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font-family: "Georgia", Times New Roman, Times, sans-serif;
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font-size: @size;
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font-weight: @weight;
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line-height: @lineHeight;
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}
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.monospace(@weight: normal, @size: 12px, @lineHeight: 20px) {
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font-family: "Monaco", Courier New, monospace;
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font-size: @size;
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font-weight: @weight;
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line-height: @lineHeight;
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}
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}
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// Grid System
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.container {
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width: @siteWidth;
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margin: 0 auto;
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.clearfix();
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}
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.columns(@columnSpan: 1) {
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float: left;
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width: (@gridColumnWidth * @columnSpan) + (@gridGutterWidth * (@columnSpan - 1));
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margin-left: @gridGutterWidth;
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&:first-child {
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margin-left: 0;
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}
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}
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.offset(@columnOffset: 1) {
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margin-left: (@gridColumnWidth * @columnOffset) + (@gridGutterWidth * (@columnOffset - 1)) !important;
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}
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// Border Radius
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.border-radius(@radius: 5px) {
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-webkit-border-radius: @radius;
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-moz-border-radius: @radius;
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border-radius: @radius;
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}
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// Drop shadows
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.box-shadow(@shadow: 0 1px 3px rgba(0,0,0,.25)) {
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-webkit-box-shadow: @shadow;
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-moz-box-shadow: @shadow;
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box-shadow: @shadow;
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}
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// Transitions
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.transition(@transition) {
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-webkit-transition: @transition;
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-moz-transition: @transition;
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transition: @transition;
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}
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// Background clipping
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.background-clip(@clip) {
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-webkit-background-clip: @clip;
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-moz-background-clip: @clip;
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background-clip: @clip;
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}
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// CSS3 Content Columns
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.content-columns(@columnCount, @columnGap: 20px) {
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-webkit-column-count: @columnCount;
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-webkit-column-gap: @columnGap;
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-moz-column-count: @columnCount;
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-moz-column-gap: @columnGap;
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column-count: @columnCount;
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column-gap: @columnGap;
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}
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// Buttons
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.button(@color: #fff, @padding: 4px 14px, @textColor: #333, @textShadow: 0 1px 1px rgba(255,255,255,.75), @fontSize: 13px, @borderColor: rgba(0,0,0,.1), @borderRadius: 4px) {
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display: inline-block;
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#gradient > .vertical-three-colors(@color, @color, 0.25, darken(@color, 10%));
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padding: @padding;
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text-shadow: @textShadow;
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color: @textColor;
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font-size: @fontSize;
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line-height: @baseline;
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border: 1px solid @borderColor;
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border-bottom-color: fadein(@borderColor, 15%);
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.border-radius(@borderRadius);
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@shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
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.box-shadow(@shadow);
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&:hover {
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background-position: 0 -15px;
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color: @textColor;
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text-decoration: none;
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}
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}
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// Add an alphatransparency value to any background or border color (via Elyse Holladay)
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#translucent {
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.background(@color: @white, @alpha: 1) {
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background-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
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}
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.border(@color: @white, @alpha: 1) {
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border-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
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background-clip: padding-box;
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}
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}
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// Gradients
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#gradient {
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.horizontal (@startColor: #555, @endColor: #333) {
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background-color: @endColor;
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background-repeat: repeat-x;
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background-image: -khtml-gradient(linear, left top, right top, from(@startColor), to(@endColor)); // Konqueror
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background-image: -moz-linear-gradient(left, @startColor, @endColor); // FF 3.6+
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background-image: -ms-linear-gradient(left, @startColor, @endColor); // IE10
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background-image: -webkit-gradient(linear, left top, right top, color-stop(0%, @startColor), color-stop(100%, @endColor)); // Safari 4+, Chrome 2+
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background-image: -webkit-linear-gradient(left, @startColor, @endColor); // Safari 5.1+, Chrome 10+
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background-image: -o-linear-gradient(left, @startColor, @endColor); // Opera 11.10
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-ms-filter: %("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",@startColor,@endColor); // IE8+
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",@startColor,@endColor)); // IE6 & IE7
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background-image: linear-gradient(left, @startColor, @endColor); // Le standard
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}
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.vertical (@startColor: #555, @endColor: #333) {
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background-color: @endColor;
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background-repeat: repeat-x;
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background-image: -khtml-gradient(linear, left top, left bottom, from(@startColor), to(@endColor)); // Konqueror
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background-image: -moz-linear-gradient(@startColor, @endColor); // FF 3.6+
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background-image: -ms-linear-gradient(@startColor, @endColor); // IE10
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background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, @startColor), color-stop(100%, @endColor)); // Safari 4+, Chrome 2+
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background-image: -webkit-linear-gradient(@startColor, @endColor); // Safari 5.1+, Chrome 10+
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background-image: -o-linear-gradient(@startColor, @endColor); // Opera 11.10
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-ms-filter: %("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",@startColor,@endColor); // IE8+
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",@startColor,@endColor)); // IE6 & IE7
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background-image: linear-gradient(@startColor, @endColor); // The standard
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}
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.directional (@startColor: #555, @endColor: #333, @deg: 45deg) {
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background-color: @endColor;
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background-repeat: repeat-x;
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background-image: -moz-linear-gradient(@deg, @startColor, @endColor); // FF 3.6+
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background-image: -ms-linear-gradient(@deg, @startColor, @endColor); // IE10
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background-image: -webkit-linear-gradient(@deg, @startColor, @endColor); // Safari 5.1+, Chrome 10+
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background-image: -o-linear-gradient(@deg, @startColor, @endColor); // Opera 11.10
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background-image: linear-gradient(@deg, @startColor, @endColor); // The standard
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}
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.vertical-three-colors(@startColor: #00b3ee, @midColor: #7a43b6, @colorStop: 0.5, @endColor: #c3325f) {
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background-color: @endColor;
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background-repeat: no-repeat;
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background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), color-stop(@colorStop, @midColor), to(@endColor));
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background-image: -webkit-linear-gradient(@startColor, color-stop(@colorStop, @midColor), @endColor);
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background-image: -moz-linear-gradient(@startColor, color-stop(@midColor, @colorStop), @endColor);
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}
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}
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// Opacity
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.opacity(@opacity: 100) {
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filter: e(%("alpha(opacity=%d)", @opacity));
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-khtml-opacity: @opacity / 100;
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-moz-opacity: @opacity / 100;
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opacity: @opacity / 100;
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} |