video/public/less/mixins.less

   1 //
   2 // Mixins
   3 // --------------------------------------------------
   4
   5
   6 // UTILITY MIXINS
   7 // --------------------------------------------------
   8
   9 // Clearfix
  10 // --------
  11 // For clearing floats like a boss h5bp.com/q
  12 .clearfix {
  13   *zoom: 1;
  14   &:before,
  15   &:after {
  16     display: table;
  17     content: "";
  18     // Fixes Opera/contenteditable bug:
  19     // http://nicolasgallagher.com/micro-clearfix-hack/#comment-36952
  20     line-height: 0;
  21   }
  22   &:after {
  23     clear: both;
  24   }
  25 }
  26
  27 // Webkit-style focus
  28 // ------------------
  29 .tab-focus() {
  30   // Default
  31   outline: thin dotted #333;
  32   // Webkit
  33   outline: 5px auto -webkit-focus-ring-color;
  34   outline-offset: -2px;
  35 }
  36
  37 // Center-align a block level element
  38 // ----------------------------------
  39 .center-block() {
  40   display: block;
  41   margin-left: auto;
  42   margin-right: auto;
  43 }
  44
  45 // IE7 inline-block
  46 // ----------------
  47 .ie7-inline-block() {
  48   *display: inline; /* IE7 inline-block hack */
  49   *zoom: 1;
  50 }
  51
  52 // IE7 likes to collapse whitespace on either side of the inline-block elements.
  53 // Ems because we're attempting to match the width of a space character. Left
  54 // version is for form buttons, which typically come after other elements, and
  55 // right version is for icons, which come before. Applying both is ok, but it will
  56 // mean that space between those elements will be .6em (~2 space characters) in IE7,
  57 // instead of the 1 space in other browsers.
  58 .ie7-restore-left-whitespace() {
  59   *margin-left: .3em;
  60
  61   &:first-child {
  62     *margin-left: 0;
  63   }
  64 }
  65
  66 .ie7-restore-right-whitespace() {
  67   *margin-right: .3em;
  68 }
  69
  70 // Sizing shortcuts
  71 // -------------------------
  72 .size(@height, @width) {
  73   width: @width;
  74   height: @height;
  75 }
  76 .square(@size) {
  77   .size(@size, @size);
  78 }
  79
  80 // Placeholder text
  81 // -------------------------
  82 .placeholder(@color: @placeholderText) {
  83   &:-moz-placeholder {
  84     color: @color;
  85   }
  86   &:-ms-input-placeholder {
  87     color: @color;
  88   }
  89   &::-webkit-input-placeholder {
  90     color: @color;
  91   }
  92 }
  93
  94 // Text overflow
  95 // -------------------------
  96 // Requires inline-block or block for proper styling
  97 .text-overflow() {
  98   overflow: hidden;
  99   text-overflow: ellipsis;
 100   white-space: nowrap;
 101 }
 102
 103 // CSS image replacement
 104 // -------------------------
 105 // Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
 106 .hide-text {
 107   font: 0/0 a;
 108   color: transparent;
 109   text-shadow: none;
 110   background-color: transparent;
 111   border: 0;
 112 }
 113
 114
 115 // FONTS
 116 // --------------------------------------------------
 117
 118 #font {
 119   #family {
 120     .serif() {
 121       font-family: @serifFontFamily;
 122     }
 123     .sans-serif() {
 124       font-family: @sansFontFamily;
 125     }
 126     .monospace() {
 127       font-family: @monoFontFamily;
 128     }
 129   }
 130   .shorthand(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
 131     font-size: @size;
 132     font-weight: @weight;
 133     line-height: @lineHeight;
 134   }
 135   .serif(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
 136     #font > #family > .serif;
 137     #font > .shorthand(@size, @weight, @lineHeight);
 138   }
 139   .sans-serif(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
 140     #font > #family > .sans-serif;
 141     #font > .shorthand(@size, @weight, @lineHeight);
 142   }
 143   .monospace(@size: @baseFontSize, @weight: normal, @lineHeight: @baseLineHeight) {
 144     #font > #family > .monospace;
 145     #font > .shorthand(@size, @weight, @lineHeight);
 146   }
 147 }
 148
 149
 150 // FORMS
 151 // --------------------------------------------------
 152
 153 // Block level inputs
 154 .input-block-level {
 155   display: block;
 156   width: 100%;
 157   min-height: 30px;        // Make inputs at least the height of their button counterpart
 158   .box-sizing(border-box); // Makes inputs behave like true block-level elements
 159 }
 160
 161
 162
 163 // Mixin for form field states
 164 .formFieldState(@textColor: #555, @borderColor: #ccc, @backgroundColor: #f5f5f5) {
 165   // Set the text color
 166   > label,
 167   .help-block,
 168   .help-inline {
 169     color: @textColor;
 170   }
 171   // Style inputs accordingly
 172   .checkbox,
 173   .radio,
 174   input,
 175   select,
 176   textarea {
 177     color: @textColor;
 178   }
 179   input,
 180   select,
 181   textarea {
 182     border-color: @borderColor;
 183     .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
 184     &:focus {
 185       border-color: darken(@borderColor, 10%);
 186       .box-shadow(inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@borderColor, 20%));
 187     }
 188   }
 189   // Give a small background color for input-prepend/-append
 190   .input-prepend .add-on,
 191   .input-append .add-on {
 192     color: @textColor;
 193     background-color: @backgroundColor;
 194     border-color: @textColor;
 195   }
 196 }
 197
 198
 199
 200 // CSS3 PROPERTIES
 201 // --------------------------------------------------
 202
 203 // Border Radius
 204 .border-radius(@radius) {
 205   -webkit-border-radius: @radius;
 206      -moz-border-radius: @radius;
 207           border-radius: @radius;
 208 }
 209
 210 // Single Corner Border Radius
 211 .border-top-left-radius(@radius) {
 212   -webkit-border-top-left-radius: @radius;
 213       -moz-border-radius-topleft: @radius;
 214           border-top-left-radius: @radius;
 215 }
 216 .border-top-right-radius(@radius) {
 217   -webkit-border-top-right-radius: @radius;
 218       -moz-border-radius-topright: @radius;
 219           border-top-right-radius: @radius;
 220 }
 221 .border-bottom-right-radius(@radius) {
 222   -webkit-border-bottom-right-radius: @radius;
 223       -moz-border-radius-bottomright: @radius;
 224           border-bottom-right-radius: @radius;
 225 }
 226 .border-bottom-left-radius(@radius) {
 227   -webkit-border-bottom-left-radius: @radius;
 228       -moz-border-radius-bottomleft: @radius;
 229           border-bottom-left-radius: @radius;
 230 }
 231
 232 // Single Side Border Radius
 233 .border-top-radius(@radius) {
 234   .border-top-right-radius(@radius);
 235   .border-top-left-radius(@radius);
 236 }
 237 .border-right-radius(@radius) {
 238   .border-top-right-radius(@radius);
 239   .border-bottom-right-radius(@radius);
 240 }
 241 .border-bottom-radius(@radius) {
 242   .border-bottom-right-radius(@radius);
 243   .border-bottom-left-radius(@radius);
 244 }
 245 .border-left-radius(@radius) {
 246   .border-top-left-radius(@radius);
 247   .border-bottom-left-radius(@radius);
 248 }
 249
 250 // Drop shadows
 251 .box-shadow(@shadowA, @shadowB:X, ...){
 252   // Multiple shadow solution from http://toekneestuck.com/blog/2012/05/15/less-css-arguments-variable/
 253   @props: ~`"@{arguments}".replace(/[\[\]]|\,\sX/g, '')`;
 254   -webkit-box-shadow: @props;
 255      -moz-box-shadow: @props;
 256           box-shadow: @props;
 257 }
 258
 259 // Transitions
 260 .transition(@transition) {
 261   -webkit-transition: @transition;
 262      -moz-transition: @transition;
 263        -o-transition: @transition;
 264           transition: @transition;
 265 }
 266 .transition-delay(@transition-delay) {
 267   -webkit-transition-delay: @transition-delay;
 268      -moz-transition-delay: @transition-delay;
 269        -o-transition-delay: @transition-delay;
 270           transition-delay: @transition-delay;
 271 }
 272
 273 // Transformations
 274 .rotate(@degrees) {
 275   -webkit-transform: rotate(@degrees);
 276      -moz-transform: rotate(@degrees);
 277       -ms-transform: rotate(@degrees);
 278        -o-transform: rotate(@degrees);
 279           transform: rotate(@degrees);
 280 }
 281 .scale(@ratio) {
 282   -webkit-transform: scale(@ratio);
 283      -moz-transform: scale(@ratio);
 284       -ms-transform: scale(@ratio);
 285        -o-transform: scale(@ratio);
 286           transform: scale(@ratio);
 287 }
 288 .translate(@x, @y) {
 289   -webkit-transform: translate(@x, @y);
 290      -moz-transform: translate(@x, @y);
 291       -ms-transform: translate(@x, @y);
 292        -o-transform: translate(@x, @y);
 293           transform: translate(@x, @y);
 294 }
 295 .skew(@x, @y) {
 296   -webkit-transform: skew(@x, @y);
 297      -moz-transform: skew(@x, @y);
 298       -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twitter/bootstrap/issues/4885
 299        -o-transform: skew(@x, @y);
 300           transform: skew(@x, @y);
 301 }
 302 .translate3d(@x, @y, @z) {
 303   -webkit-transform: translate3d(@x, @y, @z);
 304      -moz-transform: translate3d(@x, @y, @z);
 305        -o-transform: translate3d(@x, @y, @z);
 306           transform: translate3d(@x, @y, @z);
 307 }
 308
 309 // Backface visibility
 310 // Prevent browsers from flickering when using CSS 3D transforms.
 311 // Default value is `visible`, but can be changed to `hidden
 312 // See git pull https://github.com/dannykeane/bootstrap.git backface-visibility for examples
 313 .backface-visibility(@visibility){
 314         -webkit-backface-visibility: @visibility;
 315            -moz-backface-visibility: @visibility;
 316                 backface-visibility: @visibility;
 317 }
 318
 319 // Background clipping
 320 // Heads up: FF 3.6 and under need "padding" instead of "padding-box"
 321 .background-clip(@clip) {
 322   -webkit-background-clip: @clip;
 323      -moz-background-clip: @clip;
 324           background-clip: @clip;
 325 }
 326
 327 // Background sizing
 328 .background-size(@size){
 329   -webkit-background-size: @size;
 330      -moz-background-size: @size;
 331        -o-background-size: @size;
 332           background-size: @size;
 333 }
 334
 335
 336 // Box sizing
 337 .box-sizing(@boxmodel) {
 338   -webkit-box-sizing: @boxmodel;
 339      -moz-box-sizing: @boxmodel;
 340           box-sizing: @boxmodel;
 341 }
 342
 343 // User select
 344 // For selecting text on the page
 345 .user-select(@select) {
 346   -webkit-user-select: @select;
 347      -moz-user-select: @select;
 348       -ms-user-select: @select;
 349        -o-user-select: @select;
 350           user-select: @select;
 351 }
 352
 353 // Resize anything
 354 .resizable(@direction) {
 355   resize: @direction; // Options: horizontal, vertical, both
 356   overflow: auto; // Safari fix
 357 }
 358
 359 // CSS3 Content Columns
 360 .content-columns(@columnCount, @columnGap: @gridGutterWidth) {
 361   -webkit-column-count: @columnCount;
 362      -moz-column-count: @columnCount;
 363           column-count: @columnCount;
 364   -webkit-column-gap: @columnGap;
 365      -moz-column-gap: @columnGap;
 366           column-gap: @columnGap;
 367 }
 368
 369 // Optional hyphenation
 370 .hyphens(@mode: auto) {
 371   word-wrap: break-word;
 372   -webkit-hyphens: @mode;
 373      -moz-hyphens: @mode;
 374       -ms-hyphens: @mode;
 375        -o-hyphens: @mode;
 376           hyphens: @mode;
 377 }
 378
 379 // Opacity
 380 .opacity(@opacity) {
 381   opacity: @opacity / 100;
 382   filter: ~"alpha(opacity=@{opacity})";
 383 }
 384
 385
 386
 387 // BACKGROUNDS
 388 // --------------------------------------------------
 389
 390 // Add an alphatransparency value to any background or border color (via Elyse Holladay)
 391 #translucent {
 392   .background(@color: @white, @alpha: 1) {
 393     background-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
 394   }
 395   .border(@color: @white, @alpha: 1) {
 396     border-color: hsla(hue(@color), saturation(@color), lightness(@color), @alpha);
 397     .background-clip(padding-box);
 398   }
 399 }
 400
 401 // Gradient Bar Colors for buttons and alerts
 402 .gradientBar(@primaryColor, @secondaryColor, @textColor: #fff, @textShadow: 0 -1px 0 rgba(0,0,0,.25)) {
 403   color: @textColor;
 404   text-shadow: @textShadow;
 405   #gradient > .vertical(@primaryColor, @secondaryColor);
 406   border-color: @secondaryColor @secondaryColor darken(@secondaryColor, 15%);
 407   border-color: rgba(0,0,0,.1) rgba(0,0,0,.1) fadein(rgba(0,0,0,.1), 15%);
 408 }
 409
 410 // Gradients
 411 #gradient {
 412   .horizontal(@startColor: #555, @endColor: #333) {
 413     background-color: @endColor;
 414     background-image: -moz-linear-gradient(left, @startColor, @endColor); // FF 3.6+
 415     background-image: -webkit-gradient(linear, 0 0, 100% 0, from(@startColor), to(@endColor)); // Safari 4+, Chrome 2+
 416     background-image: -webkit-linear-gradient(left, @startColor, @endColor); // Safari 5.1+, Chrome 10+
 417     background-image: -o-linear-gradient(left, @startColor, @endColor); // Opera 11.10
 418     background-image: linear-gradient(to right, @startColor, @endColor); // Standard, IE10
 419     background-repeat: repeat-x;
 420     filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@startColor),argb(@endColor))); // IE9 and down
 421   }
 422   .vertical(@startColor: #555, @endColor: #333) {
 423     background-color: mix(@startColor, @endColor, 60%);
 424     background-image: -moz-linear-gradient(top, @startColor, @endColor); // FF 3.6+
 425     background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), to(@endColor)); // Safari 4+, Chrome 2+
 426     background-image: -webkit-linear-gradient(top, @startColor, @endColor); // Safari 5.1+, Chrome 10+
 427     background-image: -o-linear-gradient(top, @startColor, @endColor); // Opera 11.10
 428     background-image: linear-gradient(to bottom, @startColor, @endColor); // Standard, IE10
 429     background-repeat: repeat-x;
 430     filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@startColor),argb(@endColor))); // IE9 and down
 431   }
 432   .directional(@startColor: #555, @endColor: #333, @deg: 45deg) {
 433     background-color: @endColor;
 434     background-repeat: repeat-x;
 435     background-image: -moz-linear-gradient(@deg, @startColor, @endColor); // FF 3.6+
 436     background-image: -webkit-linear-gradient(@deg, @startColor, @endColor); // Safari 5.1+, Chrome 10+
 437     background-image: -o-linear-gradient(@deg, @startColor, @endColor); // Opera 11.10
 438     background-image: linear-gradient(@deg, @startColor, @endColor); // Standard, IE10
 439   }
 440   .vertical-three-colors(@startColor: #00b3ee, @midColor: #7a43b6, @colorStop: 50%, @endColor: #c3325f) {
 441     background-color: mix(@midColor, @endColor, 80%);
 442     background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), color-stop(@colorStop, @midColor), to(@endColor));
 443     background-image: -webkit-linear-gradient(@startColor, @midColor @colorStop, @endColor);
 444     background-image: -moz-linear-gradient(top, @startColor, @midColor @colorStop, @endColor);
 445     background-image: -o-linear-gradient(@startColor, @midColor @colorStop, @endColor);
 446     background-image: linear-gradient(@startColor, @midColor @colorStop, @endColor);
 447     background-repeat: no-repeat;
 448     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
 449   }
 450   .radial(@innerColor: #555, @outerColor: #333)  {
 451     background-color: @outerColor;
 452     background-image: -webkit-gradient(radial, center center, 0, center center, 460, from(@innerColor), to(@outerColor));
 453     background-image: -webkit-radial-gradient(circle, @innerColor, @outerColor);
 454     background-image: -moz-radial-gradient(circle, @innerColor, @outerColor);
 455     background-image: -o-radial-gradient(circle, @innerColor, @outerColor);
 456     background-repeat: no-repeat;
 457   }
 458   .striped(@color: #555, @angle: 45deg) {
 459     background-color: @color;
 460     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));
 461     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);
 462     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);
 463     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);
 464     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);
 465   }
 466 }
 467 // Reset filters for IE
 468 .reset-filter() {
 469   filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
 470 }
 471
 472
 473
 474 // COMPONENT MIXINS
 475 // --------------------------------------------------
 476
 477 // Horizontal dividers
 478 // -------------------------
 479 // Dividers (basically an hr) within dropdowns and nav lists
 480 .nav-divider(@top: #e5e5e5, @bottom: @white) {
 481   // IE7 needs a set width since we gave a height. Restricting just
 482   // to IE7 to keep the 1px left/right space in other browsers.
 483   // It is unclear where IE is getting the extra space that we need
 484   // to negative-margin away, but so it goes.
 485   *width: 100%;
 486   height: 1px;
 487   margin: ((@baseLineHeight / 2) - 1) 1px; // 8px 1px
 488   *margin: -5px 0 5px;
 489   overflow: hidden;
 490   background-color: @top;
 491   border-bottom: 1px solid @bottom;
 492 }
 493
 494 // Button backgrounds
 495 // ------------------
 496 .buttonBackground(@startColor, @endColor, @textColor: #fff, @textShadow: 0 -1px 0 rgba(0,0,0,.25)) {
 497   // gradientBar will set the background to a pleasing blend of these, to support IE<=9
 498   .gradientBar(@startColor, @endColor, @textColor, @textShadow);
 499   *background-color: @endColor; /* Darken IE7 buttons by default so they stand out more given they won't have borders */
 500   .reset-filter();
 501
 502   // in these cases the gradient won't cover the background, so we override
 503   &:hover, &:active, &.active, &.disabled, &[disabled] {
 504     color: @textColor;
 505     background-color: @endColor;
 506     *background-color: darken(@endColor, 5%);
 507   }
 508
 509   // IE 7 + 8 can't handle box-shadow to show active, so we darken a bit ourselves
 510   &:active,
 511   &.active {
 512     background-color: darken(@endColor, 10%) e("\9");
 513   }
 514 }
 515
 516 // Navbar vertical align
 517 // -------------------------
 518 // Vertically center elements in the navbar.
 519 // Example: an element has a height of 30px, so write out `.navbarVerticalAlign(30px);` to calculate the appropriate top margin.
 520 .navbarVerticalAlign(@elementHeight) {
 521   margin-top: (@navbarHeight - @elementHeight) / 2;
 522 }
 523
 524
 525
 526 // Grid System
 527 // -----------
 528
 529 // Centered container element
 530 .container-fixed() {
 531   margin-right: auto;
 532   margin-left: auto;
 533   .clearfix();
 534 }
 535
 536 // Table columns
 537 .tableColumns(@columnSpan: 1) {
 538   float: none; // undo default grid column styles
 539   width: ((@gridColumnWidth) * @columnSpan) + (@gridGutterWidth * (@columnSpan - 1)) - 16; // 16 is total padding on left and right of table cells
 540   margin-left: 0; // undo default grid column styles
 541 }
 542
 543 // Make a Grid
 544 // Use .makeRow and .makeColumn to assign semantic layouts grid system behavior
 545 .makeRow() {
 546   margin-left: @gridGutterWidth * -1;
 547   .clearfix();
 548 }
 549 .makeColumn(@columns: 1, @offset: 0) {
 550   float: left;
 551   margin-left: (@gridColumnWidth * @offset) + (@gridGutterWidth * (@offset - 1)) + (@gridGutterWidth * 2);
 552   width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
 553 }
 554
 555 // The Grid
 556 #grid {
 557
 558   .core (@gridColumnWidth, @gridGutterWidth) {
 559
 560     .spanX (@index) when (@index > 0) {
 561       (~".span@{index}") { .span(@index); }
 562       .spanX(@index - 1);
 563     }
 564     .spanX (0) {}
 565
 566     .offsetX (@index) when (@index > 0) {
 567       (~".offset@{index}") { .offset(@index); }
 568       .offsetX(@index - 1);
 569     }
 570     .offsetX (0) {}
 571
 572     .offset (@columns) {
 573       margin-left: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns + 1));
 574     }
 575
 576     .span (@columns) {
 577       width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
 578     }
 579
 580     .row {
 581       margin-left: @gridGutterWidth * -1;
 582       .clearfix();
 583     }
 584
 585     [class*="span"] {
 586       float: left;
 587       min-height: 1px; // prevent collapsing columns
 588       margin-left: @gridGutterWidth;
 589     }
 590
 591     // Set the container width, and override it for fixed navbars in media queries
 592     .container,
 593     .navbar-static-top .container,
 594     .navbar-fixed-top .container,
 595     .navbar-fixed-bottom .container { .span(@gridColumns); }
 596
 597     // generate .spanX and .offsetX
 598     .spanX (@gridColumns);
 599     .offsetX (@gridColumns);
 600
 601   }
 602
 603   .fluid (@fluidGridColumnWidth, @fluidGridGutterWidth) {
 604
 605     .spanX (@index) when (@index > 0) {
 606       (~".span@{index}") { .span(@index); }
 607       .spanX(@index - 1);
 608     }
 609     .spanX (0) {}
 610
 611     .offsetX (@index) when (@index > 0) {
 612       (~'.offset@{index}') { .offset(@index); }
 613       (~'.offset@{index}:first-child') { .offsetFirstChild(@index); }
 614       .offsetX(@index - 1);
 615     }
 616     .offsetX (0) {}
 617
 618     .offset (@columns) {
 619       margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) + (@fluidGridGutterWidth*2);
 620           *margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%) + (@fluidGridGutterWidth*2) - (.5 / @gridRowWidth * 100 * 1%);
 621     }
 622
 623     .offsetFirstChild (@columns) {
 624       margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) + (@fluidGridGutterWidth);
 625       *margin-left: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%) + @fluidGridGutterWidth - (.5 / @gridRowWidth * 100 * 1%);
 626     }
 627
 628     .span (@columns) {
 629       width: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1));
 630       *width: (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)) - (.5 / @gridRowWidth * 100 * 1%);
 631     }
 632
 633     .row-fluid {
 634       width: 100%;
 635       .clearfix();
 636       [class*="span"] {
 637         .input-block-level();
 638         float: left;
 639         margin-left: @fluidGridGutterWidth;
 640         *margin-left: @fluidGridGutterWidth - (.5 / @gridRowWidth * 100 * 1%);
 641       }
 642       [class*="span"]:first-child {
 643         margin-left: 0;
 644       }
 645
 646       // generate .spanX and .offsetX
 647       .spanX (@gridColumns);
 648       .offsetX (@gridColumns);
 649     }
 650
 651   }
 652
 653   .input(@gridColumnWidth, @gridGutterWidth) {
 654
 655     .spanX (@index) when (@index > 0) {
 656       (~"input.span@{index}, textarea.span@{index}, .uneditable-input.span@{index}") { .span(@index); }
 657       .spanX(@index - 1);
 658     }
 659     .spanX (0) {}
 660
 661     .span(@columns) {
 662       width: ((@gridColumnWidth) * @columns) + (@gridGutterWidth * (@columns - 1)) - 14;
 663     }
 664
 665     input,
 666     textarea,
 667     .uneditable-input {
 668       margin-left: 0; // override margin-left from core grid system
 669     }
 670
 671     // Space grid-sized controls properly if multiple per line
 672     .controls-row [class*="span"] + [class*="span"] {
 673       margin-left: @gridGutterWidth;
 674     }
 675
 676     // generate .spanX
 677     .spanX (@gridColumns);
 678
 679   }
 680
 681 }