1 | // |
---|
2 | // Forms |
---|
3 | // -------------------------------------------------- |
---|
4 | |
---|
5 | |
---|
6 | // Normalize non-controls |
---|
7 | // |
---|
8 | // Restyle and baseline non-control form elements. |
---|
9 | |
---|
10 | fieldset { |
---|
11 | padding: 0; |
---|
12 | margin: 0; |
---|
13 | border: 0; |
---|
14 | // Chrome and Firefox set a `min-width: min-content;` on fieldsets, |
---|
15 | // so we reset that to ensure it behaves more like a standard block element. |
---|
16 | // See https://github.com/twbs/bootstrap/issues/12359. |
---|
17 | min-width: 0; |
---|
18 | } |
---|
19 | |
---|
20 | legend { |
---|
21 | display: block; |
---|
22 | width: 100%; |
---|
23 | padding: 0; |
---|
24 | margin-bottom: @line-height-computed; |
---|
25 | font-size: (@font-size-base * 1.5); |
---|
26 | line-height: inherit; |
---|
27 | color: @legend-color; |
---|
28 | border: 0; |
---|
29 | border-bottom: 1px solid @legend-border-color; |
---|
30 | } |
---|
31 | |
---|
32 | label { |
---|
33 | display: inline-block; |
---|
34 | max-width: 100%; // Force IE8 to wrap long content (see https://github.com/twbs/bootstrap/issues/13141) |
---|
35 | margin-bottom: 5px; |
---|
36 | font-weight: bold; |
---|
37 | } |
---|
38 | |
---|
39 | |
---|
40 | // Normalize form controls |
---|
41 | // |
---|
42 | // While most of our form styles require extra classes, some basic normalization |
---|
43 | // is required to ensure optimum display with or without those classes to better |
---|
44 | // address browser inconsistencies. |
---|
45 | |
---|
46 | // Override content-box in Normalize (* isn't specific enough) |
---|
47 | input[type="search"] { |
---|
48 | .box-sizing(border-box); |
---|
49 | } |
---|
50 | |
---|
51 | // Position radios and checkboxes better |
---|
52 | input[type="radio"], |
---|
53 | input[type="checkbox"] { |
---|
54 | margin: 4px 0 0; |
---|
55 | margin-top: 1px \9; // IE8-9 |
---|
56 | line-height: normal; |
---|
57 | } |
---|
58 | |
---|
59 | input[type="file"] { |
---|
60 | display: block; |
---|
61 | } |
---|
62 | |
---|
63 | // Make range inputs behave like textual form controls |
---|
64 | input[type="range"] { |
---|
65 | display: block; |
---|
66 | width: 100%; |
---|
67 | } |
---|
68 | |
---|
69 | // Make multiple select elements height not fixed |
---|
70 | select[multiple], |
---|
71 | select[size] { |
---|
72 | height: auto; |
---|
73 | } |
---|
74 | |
---|
75 | // Focus for file, radio, and checkbox |
---|
76 | input[type="file"]:focus, |
---|
77 | input[type="radio"]:focus, |
---|
78 | input[type="checkbox"]:focus { |
---|
79 | .tab-focus(); |
---|
80 | } |
---|
81 | |
---|
82 | // Adjust output element |
---|
83 | output { |
---|
84 | display: block; |
---|
85 | padding-top: (@padding-base-vertical + 1); |
---|
86 | font-size: @font-size-base; |
---|
87 | line-height: @line-height-base; |
---|
88 | color: @input-color; |
---|
89 | } |
---|
90 | |
---|
91 | |
---|
92 | // Common form controls |
---|
93 | // |
---|
94 | // Shared size and type resets for form controls. Apply `.form-control` to any |
---|
95 | // of the following form controls: |
---|
96 | // |
---|
97 | // select |
---|
98 | // textarea |
---|
99 | // input[type="text"] |
---|
100 | // input[type="password"] |
---|
101 | // input[type="datetime"] |
---|
102 | // input[type="datetime-local"] |
---|
103 | // input[type="date"] |
---|
104 | // input[type="month"] |
---|
105 | // input[type="time"] |
---|
106 | // input[type="week"] |
---|
107 | // input[type="number"] |
---|
108 | // input[type="email"] |
---|
109 | // input[type="url"] |
---|
110 | // input[type="search"] |
---|
111 | // input[type="tel"] |
---|
112 | // input[type="color"] |
---|
113 | |
---|
114 | .form-control { |
---|
115 | display: block; |
---|
116 | width: 100%; |
---|
117 | height: @input-height-base; // Make inputs at least the height of their button counterpart (base line-height + padding + border) |
---|
118 | padding: @padding-base-vertical @padding-base-horizontal; |
---|
119 | font-size: @font-size-base; |
---|
120 | line-height: @line-height-base; |
---|
121 | color: @input-color; |
---|
122 | background-color: @input-bg; |
---|
123 | background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214 |
---|
124 | border: 1px solid @input-border; |
---|
125 | border-radius: @input-border-radius; // Note: This has no effect on <select>s in some browsers, due to the limited stylability of <select>s in CSS. |
---|
126 | .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); |
---|
127 | .transition(~"border-color ease-in-out .15s, box-shadow ease-in-out .15s"); |
---|
128 | |
---|
129 | // Customize the `:focus` state to imitate native WebKit styles. |
---|
130 | .form-control-focus(); |
---|
131 | |
---|
132 | // Placeholder |
---|
133 | .placeholder(); |
---|
134 | |
---|
135 | // Disabled and read-only inputs |
---|
136 | // |
---|
137 | // HTML5 says that controls under a fieldset > legend:first-child won't be |
---|
138 | // disabled if the fieldset is disabled. Due to implementation difficulty, we |
---|
139 | // don't honor that edge case; we style them as disabled anyway. |
---|
140 | &[disabled], |
---|
141 | &[readonly], |
---|
142 | fieldset[disabled] & { |
---|
143 | background-color: @input-bg-disabled; |
---|
144 | opacity: 1; // iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655 |
---|
145 | } |
---|
146 | |
---|
147 | &[disabled], |
---|
148 | fieldset[disabled] & { |
---|
149 | cursor: @cursor-disabled; |
---|
150 | } |
---|
151 | |
---|
152 | // Reset height for `textarea`s |
---|
153 | textarea& { |
---|
154 | height: auto; |
---|
155 | } |
---|
156 | } |
---|
157 | |
---|
158 | |
---|
159 | // Search inputs in iOS |
---|
160 | // |
---|
161 | // This overrides the extra rounded corners on search inputs in iOS so that our |
---|
162 | // `.form-control` class can properly style them. Note that this cannot simply |
---|
163 | // be added to `.form-control` as it's not specific enough. For details, see |
---|
164 | // https://github.com/twbs/bootstrap/issues/11586. |
---|
165 | |
---|
166 | input[type="search"] { |
---|
167 | -webkit-appearance: none; |
---|
168 | } |
---|
169 | |
---|
170 | |
---|
171 | // Special styles for iOS temporal inputs |
---|
172 | // |
---|
173 | // In Mobile Safari, setting `display: block` on temporal inputs causes the |
---|
174 | // text within the input to become vertically misaligned. As a workaround, we |
---|
175 | // set a pixel line-height that matches the given height of the input, but only |
---|
176 | // for Safari. See https://bugs.webkit.org/show_bug.cgi?id=139848 |
---|
177 | // |
---|
178 | // Note that as of 8.3, iOS doesn't support `datetime` or `week`. |
---|
179 | |
---|
180 | @media screen and (-webkit-min-device-pixel-ratio: 0) { |
---|
181 | input[type="date"], |
---|
182 | input[type="time"], |
---|
183 | input[type="datetime-local"], |
---|
184 | input[type="month"] { |
---|
185 | &.form-control { |
---|
186 | line-height: @input-height-base; |
---|
187 | } |
---|
188 | |
---|
189 | &.input-sm, |
---|
190 | .input-group-sm & { |
---|
191 | line-height: @input-height-small; |
---|
192 | } |
---|
193 | |
---|
194 | &.input-lg, |
---|
195 | .input-group-lg & { |
---|
196 | line-height: @input-height-large; |
---|
197 | } |
---|
198 | } |
---|
199 | } |
---|
200 | |
---|
201 | |
---|
202 | // Form groups |
---|
203 | // |
---|
204 | // Designed to help with the organization and spacing of vertical forms. For |
---|
205 | // horizontal forms, use the predefined grid classes. |
---|
206 | |
---|
207 | .form-group { |
---|
208 | margin-bottom: @form-group-margin-bottom; |
---|
209 | } |
---|
210 | |
---|
211 | |
---|
212 | // Checkboxes and radios |
---|
213 | // |
---|
214 | // Indent the labels to position radios/checkboxes as hanging controls. |
---|
215 | |
---|
216 | .radio, |
---|
217 | .checkbox { |
---|
218 | position: relative; |
---|
219 | display: block; |
---|
220 | margin-top: 10px; |
---|
221 | margin-bottom: 10px; |
---|
222 | |
---|
223 | label { |
---|
224 | min-height: @line-height-computed; // Ensure the input doesn't jump when there is no text |
---|
225 | padding-left: 20px; |
---|
226 | margin-bottom: 0; |
---|
227 | font-weight: normal; |
---|
228 | cursor: pointer; |
---|
229 | } |
---|
230 | } |
---|
231 | .radio input[type="radio"], |
---|
232 | .radio-inline input[type="radio"], |
---|
233 | .checkbox input[type="checkbox"], |
---|
234 | .checkbox-inline input[type="checkbox"] { |
---|
235 | position: absolute; |
---|
236 | margin-left: -20px; |
---|
237 | margin-top: 4px \9; |
---|
238 | } |
---|
239 | |
---|
240 | .radio + .radio, |
---|
241 | .checkbox + .checkbox { |
---|
242 | margin-top: -5px; // Move up sibling radios or checkboxes for tighter spacing |
---|
243 | } |
---|
244 | |
---|
245 | // Radios and checkboxes on same line |
---|
246 | .radio-inline, |
---|
247 | .checkbox-inline { |
---|
248 | position: relative; |
---|
249 | display: inline-block; |
---|
250 | padding-left: 20px; |
---|
251 | margin-bottom: 0; |
---|
252 | vertical-align: middle; |
---|
253 | font-weight: normal; |
---|
254 | cursor: pointer; |
---|
255 | } |
---|
256 | .radio-inline + .radio-inline, |
---|
257 | .checkbox-inline + .checkbox-inline { |
---|
258 | margin-top: 0; |
---|
259 | margin-left: 10px; // space out consecutive inline controls |
---|
260 | } |
---|
261 | |
---|
262 | // Apply same disabled cursor tweak as for inputs |
---|
263 | // Some special care is needed because <label>s don't inherit their parent's `cursor`. |
---|
264 | // |
---|
265 | // Note: Neither radios nor checkboxes can be readonly. |
---|
266 | input[type="radio"], |
---|
267 | input[type="checkbox"] { |
---|
268 | &[disabled], |
---|
269 | &.disabled, |
---|
270 | fieldset[disabled] & { |
---|
271 | cursor: @cursor-disabled; |
---|
272 | } |
---|
273 | } |
---|
274 | // These classes are used directly on <label>s |
---|
275 | .radio-inline, |
---|
276 | .checkbox-inline { |
---|
277 | &.disabled, |
---|
278 | fieldset[disabled] & { |
---|
279 | cursor: @cursor-disabled; |
---|
280 | } |
---|
281 | } |
---|
282 | // These classes are used on elements with <label> descendants |
---|
283 | .radio, |
---|
284 | .checkbox { |
---|
285 | &.disabled, |
---|
286 | fieldset[disabled] & { |
---|
287 | label { |
---|
288 | cursor: @cursor-disabled; |
---|
289 | } |
---|
290 | } |
---|
291 | } |
---|
292 | |
---|
293 | |
---|
294 | // Static form control text |
---|
295 | // |
---|
296 | // Apply class to a `p` element to make any string of text align with labels in |
---|
297 | // a horizontal form layout. |
---|
298 | |
---|
299 | .form-control-static { |
---|
300 | // Size it appropriately next to real form controls |
---|
301 | padding-top: (@padding-base-vertical + 1); |
---|
302 | padding-bottom: (@padding-base-vertical + 1); |
---|
303 | // Remove default margin from `p` |
---|
304 | margin-bottom: 0; |
---|
305 | min-height: (@line-height-computed + @font-size-base); |
---|
306 | |
---|
307 | &.input-lg, |
---|
308 | &.input-sm { |
---|
309 | padding-left: 0; |
---|
310 | padding-right: 0; |
---|
311 | } |
---|
312 | } |
---|
313 | |
---|
314 | |
---|
315 | // Form control sizing |
---|
316 | // |
---|
317 | // Build on `.form-control` with modifier classes to decrease or increase the |
---|
318 | // height and font-size of form controls. |
---|
319 | // |
---|
320 | // The `.form-group-* form-control` variations are sadly duplicated to avoid the |
---|
321 | // issue documented in https://github.com/twbs/bootstrap/issues/15074. |
---|
322 | |
---|
323 | .input-sm { |
---|
324 | .input-size(@input-height-small; @padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @input-border-radius-small); |
---|
325 | } |
---|
326 | .form-group-sm { |
---|
327 | .form-control { |
---|
328 | height: @input-height-small; |
---|
329 | padding: @padding-small-vertical @padding-small-horizontal; |
---|
330 | font-size: @font-size-small; |
---|
331 | line-height: @line-height-small; |
---|
332 | border-radius: @input-border-radius-small; |
---|
333 | } |
---|
334 | select.form-control { |
---|
335 | height: @input-height-small; |
---|
336 | line-height: @input-height-small; |
---|
337 | } |
---|
338 | textarea.form-control, |
---|
339 | select[multiple].form-control { |
---|
340 | height: auto; |
---|
341 | } |
---|
342 | .form-control-static { |
---|
343 | height: @input-height-small; |
---|
344 | min-height: (@line-height-computed + @font-size-small); |
---|
345 | padding: (@padding-small-vertical + 1) @padding-small-horizontal; |
---|
346 | font-size: @font-size-small; |
---|
347 | line-height: @line-height-small; |
---|
348 | } |
---|
349 | } |
---|
350 | |
---|
351 | .input-lg { |
---|
352 | .input-size(@input-height-large; @padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @input-border-radius-large); |
---|
353 | } |
---|
354 | .form-group-lg { |
---|
355 | .form-control { |
---|
356 | height: @input-height-large; |
---|
357 | padding: @padding-large-vertical @padding-large-horizontal; |
---|
358 | font-size: @font-size-large; |
---|
359 | line-height: @line-height-large; |
---|
360 | border-radius: @input-border-radius-large; |
---|
361 | } |
---|
362 | select.form-control { |
---|
363 | height: @input-height-large; |
---|
364 | line-height: @input-height-large; |
---|
365 | } |
---|
366 | textarea.form-control, |
---|
367 | select[multiple].form-control { |
---|
368 | height: auto; |
---|
369 | } |
---|
370 | .form-control-static { |
---|
371 | height: @input-height-large; |
---|
372 | min-height: (@line-height-computed + @font-size-large); |
---|
373 | padding: (@padding-large-vertical + 1) @padding-large-horizontal; |
---|
374 | font-size: @font-size-large; |
---|
375 | line-height: @line-height-large; |
---|
376 | } |
---|
377 | } |
---|
378 | |
---|
379 | |
---|
380 | // Form control feedback states |
---|
381 | // |
---|
382 | // Apply contextual and semantic states to individual form controls. |
---|
383 | |
---|
384 | .has-feedback { |
---|
385 | // Enable absolute positioning |
---|
386 | position: relative; |
---|
387 | |
---|
388 | // Ensure icons don't overlap text |
---|
389 | .form-control { |
---|
390 | padding-right: (@input-height-base * 1.25); |
---|
391 | } |
---|
392 | } |
---|
393 | // Feedback icon (requires .glyphicon classes) |
---|
394 | .form-control-feedback { |
---|
395 | position: absolute; |
---|
396 | top: 0; |
---|
397 | right: 0; |
---|
398 | z-index: 2; // Ensure icon is above input groups |
---|
399 | display: block; |
---|
400 | width: @input-height-base; |
---|
401 | height: @input-height-base; |
---|
402 | line-height: @input-height-base; |
---|
403 | text-align: center; |
---|
404 | pointer-events: none; |
---|
405 | } |
---|
406 | .input-lg + .form-control-feedback, |
---|
407 | .input-group-lg + .form-control-feedback, |
---|
408 | .form-group-lg .form-control + .form-control-feedback { |
---|
409 | width: @input-height-large; |
---|
410 | height: @input-height-large; |
---|
411 | line-height: @input-height-large; |
---|
412 | } |
---|
413 | .input-sm + .form-control-feedback, |
---|
414 | .input-group-sm + .form-control-feedback, |
---|
415 | .form-group-sm .form-control + .form-control-feedback { |
---|
416 | width: @input-height-small; |
---|
417 | height: @input-height-small; |
---|
418 | line-height: @input-height-small; |
---|
419 | } |
---|
420 | |
---|
421 | // Feedback states |
---|
422 | .has-success { |
---|
423 | .form-control-validation(@state-success-text; @state-success-text; @state-success-bg); |
---|
424 | } |
---|
425 | .has-warning { |
---|
426 | .form-control-validation(@state-warning-text; @state-warning-text; @state-warning-bg); |
---|
427 | } |
---|
428 | .has-error { |
---|
429 | .form-control-validation(@state-danger-text; @state-danger-text; @state-danger-bg); |
---|
430 | } |
---|
431 | |
---|
432 | // Reposition feedback icon if input has visible label above |
---|
433 | .has-feedback label { |
---|
434 | |
---|
435 | & ~ .form-control-feedback { |
---|
436 | top: (@line-height-computed + 5); // Height of the `label` and its margin |
---|
437 | } |
---|
438 | &.sr-only ~ .form-control-feedback { |
---|
439 | top: 0; |
---|
440 | } |
---|
441 | } |
---|
442 | |
---|
443 | |
---|
444 | // Help text |
---|
445 | // |
---|
446 | // Apply to any element you wish to create light text for placement immediately |
---|
447 | // below a form control. Use for general help, formatting, or instructional text. |
---|
448 | |
---|
449 | .help-block { |
---|
450 | display: block; // account for any element using help-block |
---|
451 | margin-top: 5px; |
---|
452 | margin-bottom: 10px; |
---|
453 | color: lighten(@text-color, 25%); // lighten the text some for contrast |
---|
454 | } |
---|
455 | |
---|
456 | |
---|
457 | // Inline forms |
---|
458 | // |
---|
459 | // Make forms appear inline(-block) by adding the `.form-inline` class. Inline |
---|
460 | // forms begin stacked on extra small (mobile) devices and then go inline when |
---|
461 | // viewports reach <768px. |
---|
462 | // |
---|
463 | // Requires wrapping inputs and labels with `.form-group` for proper display of |
---|
464 | // default HTML form controls and our custom form controls (e.g., input groups). |
---|
465 | // |
---|
466 | // Heads up! This is mixin-ed into `.navbar-form` in navbars.less. |
---|
467 | |
---|
468 | .form-inline { |
---|
469 | |
---|
470 | // Kick in the inline |
---|
471 | @media (min-width: @screen-sm-min) { |
---|
472 | // Inline-block all the things for "inline" |
---|
473 | .form-group { |
---|
474 | display: inline-block; |
---|
475 | margin-bottom: 0; |
---|
476 | vertical-align: middle; |
---|
477 | } |
---|
478 | |
---|
479 | // In navbar-form, allow folks to *not* use `.form-group` |
---|
480 | .form-control { |
---|
481 | display: inline-block; |
---|
482 | width: auto; // Prevent labels from stacking above inputs in `.form-group` |
---|
483 | vertical-align: middle; |
---|
484 | } |
---|
485 | |
---|
486 | // Make static controls behave like regular ones |
---|
487 | .form-control-static { |
---|
488 | display: inline-block; |
---|
489 | } |
---|
490 | |
---|
491 | .input-group { |
---|
492 | display: inline-table; |
---|
493 | vertical-align: middle; |
---|
494 | |
---|
495 | .input-group-addon, |
---|
496 | .input-group-btn, |
---|
497 | .form-control { |
---|
498 | width: auto; |
---|
499 | } |
---|
500 | } |
---|
501 | |
---|
502 | // Input groups need that 100% width though |
---|
503 | .input-group > .form-control { |
---|
504 | width: 100%; |
---|
505 | } |
---|
506 | |
---|
507 | .control-label { |
---|
508 | margin-bottom: 0; |
---|
509 | vertical-align: middle; |
---|
510 | } |
---|
511 | |
---|
512 | // Remove default margin on radios/checkboxes that were used for stacking, and |
---|
513 | // then undo the floating of radios and checkboxes to match. |
---|
514 | .radio, |
---|
515 | .checkbox { |
---|
516 | display: inline-block; |
---|
517 | margin-top: 0; |
---|
518 | margin-bottom: 0; |
---|
519 | vertical-align: middle; |
---|
520 | |
---|
521 | label { |
---|
522 | padding-left: 0; |
---|
523 | } |
---|
524 | } |
---|
525 | .radio input[type="radio"], |
---|
526 | .checkbox input[type="checkbox"] { |
---|
527 | position: relative; |
---|
528 | margin-left: 0; |
---|
529 | } |
---|
530 | |
---|
531 | // Re-override the feedback icon. |
---|
532 | .has-feedback .form-control-feedback { |
---|
533 | top: 0; |
---|
534 | } |
---|
535 | } |
---|
536 | } |
---|
537 | |
---|
538 | |
---|
539 | // Horizontal forms |
---|
540 | // |
---|
541 | // Horizontal forms are built on grid classes and allow you to create forms with |
---|
542 | // labels on the left and inputs on the right. |
---|
543 | |
---|
544 | .form-horizontal { |
---|
545 | |
---|
546 | // Consistent vertical alignment of radios and checkboxes |
---|
547 | // |
---|
548 | // Labels also get some reset styles, but that is scoped to a media query below. |
---|
549 | .radio, |
---|
550 | .checkbox, |
---|
551 | .radio-inline, |
---|
552 | .checkbox-inline { |
---|
553 | margin-top: 0; |
---|
554 | margin-bottom: 0; |
---|
555 | padding-top: (@padding-base-vertical + 1); // Default padding plus a border |
---|
556 | } |
---|
557 | // Account for padding we're adding to ensure the alignment and of help text |
---|
558 | // and other content below items |
---|
559 | .radio, |
---|
560 | .checkbox { |
---|
561 | min-height: (@line-height-computed + (@padding-base-vertical + 1)); |
---|
562 | } |
---|
563 | |
---|
564 | // Make form groups behave like rows |
---|
565 | .form-group { |
---|
566 | .make-row(); |
---|
567 | } |
---|
568 | |
---|
569 | // Reset spacing and right align labels, but scope to media queries so that |
---|
570 | // labels on narrow viewports stack the same as a default form example. |
---|
571 | @media (min-width: @screen-sm-min) { |
---|
572 | .control-label { |
---|
573 | text-align: right; |
---|
574 | margin-bottom: 0; |
---|
575 | padding-top: (@padding-base-vertical + 1); // Default padding plus a border |
---|
576 | } |
---|
577 | } |
---|
578 | |
---|
579 | // Validation states |
---|
580 | // |
---|
581 | // Reposition the icon because it's now within a grid column and columns have |
---|
582 | // `position: relative;` on them. Also accounts for the grid gutter padding. |
---|
583 | .has-feedback .form-control-feedback { |
---|
584 | right: floor((@grid-gutter-width / 2)); |
---|
585 | } |
---|
586 | |
---|
587 | // Form group sizes |
---|
588 | // |
---|
589 | // Quick utility class for applying `.input-lg` and `.input-sm` styles to the |
---|
590 | // inputs and labels within a `.form-group`. |
---|
591 | .form-group-lg { |
---|
592 | @media (min-width: @screen-sm-min) { |
---|
593 | .control-label { |
---|
594 | padding-top: ((@padding-large-vertical * @line-height-large) + 1); |
---|
595 | font-size: @font-size-large; |
---|
596 | } |
---|
597 | } |
---|
598 | } |
---|
599 | .form-group-sm { |
---|
600 | @media (min-width: @screen-sm-min) { |
---|
601 | .control-label { |
---|
602 | padding-top: (@padding-small-vertical + 1); |
---|
603 | font-size: @font-size-small; |
---|
604 | } |
---|
605 | } |
---|
606 | } |
---|
607 | } |
---|