_reboot.scss 12.3 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625
// stylelint-disable declaration-no-important, selector-no-qualifying-type, property-no-vendor-prefix


// Reboot
//
// Normalization of HTML elements, manually forked from Normalize.css to remove
// styles targeting irrelevant browsers while applying new styles.
//
// Normalize is licensed MIT. https://github.com/necolas/normalize.css


// Document
//
// Change from `box-sizing: content-box` so that `width` is not affected by `padding` or `border`.

*,
*::before,
*::after {
  box-sizing: border-box;
}


// Root
//
// Ability to the value of the root font sizes, affecting the value of `rem`.
// null by default, thus nothing is generated.

:root {
  @if $font-size-root != null {
    font-size: var(--#{$variable-prefix}root-font-size);
  }

  @if $enable-smooth-scroll {
    @media (prefers-reduced-motion: no-preference) {
      scroll-behavior: smooth;
    }
  }
}


// Body
//
// 1. Remove the margin in all browsers.
// 2. As a best practice, apply a default `background-color`.
// 3. Prevent adjustments of font size after orientation changes in iOS.
// 4. Change the default tap highlight to be completely transparent in iOS.

// scss-docs-start reboot-body-rules
body {
  margin: 0; // 1
  font-family: var(--#{$variable-prefix}body-font-family);
  @include font-size(var(--#{$variable-prefix}body-font-size));
  font-weight: var(--#{$variable-prefix}body-font-weight);
  line-height: var(--#{$variable-prefix}body-line-height);
  color: var(--#{$variable-prefix}body-color);
  text-align: var(--#{$variable-prefix}body-text-align);
  background-color: var(--#{$variable-prefix}body-bg); // 2
  -webkit-text-size-adjust: 100%; // 3
  -webkit-tap-highlight-color: rgba($black, 0); // 4
}
// scss-docs-end reboot-body-rules


// Content grouping
//
// 1. Reset Firefox's gray color
// 2. Set correct height and prevent the `size` attribute to make the `hr` look like an input field

hr {
  margin: $hr-margin-y 0;
  color: $hr-color; // 1
  background-color: currentColor;
  border: 0;
  opacity: $hr-opacity;
}

hr:not([size]) {
  height: $hr-height; // 2
}


// Typography
//
// 1. Remove top margins from headings
//    By default, `<h1>`-`<h6>` all receive top and bottom margins. We nuke the top
//    margin for easier control within type scales as it avoids margin collapsing.

%heading {
  margin-top: 0; // 1
  margin-bottom: $headings-margin-bottom;
  font-family: $headings-font-family;
  font-style: $headings-font-style;
  font-weight: $headings-font-weight;
  line-height: $headings-line-height;
  color: $headings-color;
}

h1 {
  @extend %heading;
  @include font-size($h1-font-size);
}

h2 {
  @extend %heading;
  @include font-size($h2-font-size);
}

h3 {
  @extend %heading;
  @include font-size($h3-font-size);
}

h4 {
  @extend %heading;
  @include font-size($h4-font-size);
}

h5 {
  @extend %heading;
  @include font-size($h5-font-size);
}

h6 {
  @extend %heading;
  @include font-size($h6-font-size);
}


// Reset margins on paragraphs
//
// Similarly, the top margin on `<p>`s get reset. However, we also reset the
// bottom margin to use `rem` units instead of `em`.

p {
  margin-top: 0;
  margin-bottom: $paragraph-margin-bottom;
}


// Abbreviations
//
// 1. Duplicate behavior to the data-bs-* attribute for our tooltip plugin
// 2. Add the correct text decoration in Chrome, Edge, Opera, and Safari.
// 3. Add explicit cursor to indicate changed behavior.
// 4. Prevent the text-decoration to be skipped.

abbr[title],
abbr[data-bs-original-title] { // 1
  text-decoration: underline dotted; // 2
  cursor: help; // 3
  text-decoration-skip-ink: none; // 4
}


// Address

address {
  margin-bottom: 1rem;
  font-style: normal;
  line-height: inherit;
}


// Lists

ol,
ul {
  padding-left: 2rem;
}

ol,
ul,
dl {
  margin-top: 0;
  margin-bottom: 1rem;
}

ol ol,
ul ul,
ol ul,
ul ol {
  margin-bottom: 0;
}

dt {
  font-weight: $dt-font-weight;
}

// 1. Undo browser default

dd {
  margin-bottom: .5rem;
  margin-left: 0; // 1
}


// Blockquote

blockquote {
  margin: 0 0 1rem;
}


// Strong
//
// Add the correct font weight in Chrome, Edge, and Safari

b,
strong {
  font-weight: $font-weight-bolder;
}


// Small
//
// Add the correct font size in all browsers

small {
  @include font-size($small-font-size);
}


// Mark

mark {
  padding: $mark-padding;
  background-color: $mark-bg;
}


// Sub and Sup
//
// Prevent `sub` and `sup` elements from affecting the line height in
// all browsers.

sub,
sup {
  position: relative;
  @include font-size($sub-sup-font-size);
  line-height: 0;
  vertical-align: baseline;
}

sub { bottom: -.25em; }
sup { top: -.5em; }


// Links

a {
  color: $link-color;
  text-decoration: $link-decoration;

  &:hover {
    color: $link-hover-color;
    text-decoration: $link-hover-decoration;
  }
}

// And undo these styles for placeholder links/named anchors (without href).
// It would be more straightforward to just use a[href] in previous block, but that
// causes specificity issues in many other styles that are too complex to fix.
// See https://github.com/twbs/bootstrap/issues/19402

a:not([href]):not([class]) {
  &,
  &:hover {
    color: inherit;
    text-decoration: none;
  }
}


// Code

pre,
code,
kbd,
samp {
  font-family: $font-family-code;
  @include font-size(1em); // Correct the odd `em` font sizing in all browsers.
  direction: ltr #{"/* rtl:ignore */"};
  unicode-bidi: bidi-override;
}

// 1. Remove browser default top margin
// 2. Reset browser default of `1em` to use `rem`s
// 3. Don't allow content to break outside

pre {
  display: block;
  margin-top: 0; // 1
  margin-bottom: 1rem; // 2
  overflow: auto; // 3
  @include font-size($code-font-size);
  color: $pre-color;

  // Account for some code outputs that place code tags in pre tags
  code {
    @include font-size(inherit);
    color: inherit;
    word-break: normal;
  }
}

code {
  @include font-size($code-font-size);
  color: $code-color;
  word-wrap: break-word;

  // Streamline the style when inside anchors to avoid broken underline and more
  a > & {
    color: inherit;
  }
}

kbd {
  padding: $kbd-padding-y $kbd-padding-x;
  @include font-size($kbd-font-size);
  color: $kbd-color;
  background-color: $kbd-bg;
  @include border-radius($border-radius-sm);

  kbd {
    padding: 0;
    @include font-size(1em);
    font-weight: $nested-kbd-font-weight;
  }
}


// Figures
//
// Apply a consistent margin strategy (matches our type styles).

figure {
  margin: 0 0 1rem;
}


// Images and content

img,
svg {
  vertical-align: middle;
}


// Tables
//
// Prevent double borders

table {
  caption-side: bottom;
  border-collapse: collapse;
}

caption {
  padding-top: $table-cell-padding-y;
  padding-bottom: $table-cell-padding-y;
  color: $table-caption-color;
  text-align: left;
}

// 1. Removes font-weight bold by inheriting
// 2. Matches default `<td>` alignment by inheriting `text-align`.
// 3. Fix alignment for Safari

th {
  font-weight: $table-th-font-weight; // 1
  text-align: inherit; // 2
  text-align: -webkit-match-parent; // 3
}

thead,
tbody,
tfoot,
tr,
td,
th {
  border-color: inherit;
  border-style: solid;
  border-width: 0;
}


// Forms
//
// 1. Allow labels to use `margin` for spacing.

label {
  display: inline-block; // 1
}

// Remove the default `border-radius` that macOS Chrome adds.
// See https://github.com/twbs/bootstrap/issues/24093

button {
  // stylelint-disable-next-line property-disallowed-list
  border-radius: 0;
}

// Explicitly remove focus outline in Chromium when it shouldn't be
// visible (e.g. as result of mouse click or touch tap). It already
// should be doing this automatically, but seems to currently be
// confused and applies its very visible two-tone outline anyway.

button:focus:not(:focus-visible) {
  outline: 0;
}

// 1. Remove the margin in Firefox and Safari

input,
button,
select,
optgroup,
textarea {
  margin: 0; // 1
  font-family: inherit;
  @include font-size(inherit);
  line-height: inherit;
}

// Remove the inheritance of text transform in Firefox
button,
select {
  text-transform: none;
}
// Set the cursor for non-`<button>` buttons
//
// Details at https://github.com/twbs/bootstrap/pull/30562
[role="button"] {
  cursor: pointer;
}

select {
  // Remove the inheritance of word-wrap in Safari.
  // See https://github.com/twbs/bootstrap/issues/24990
  word-wrap: normal;

  // Undo the opacity change from Chrome
  &:disabled {
    opacity: 1;
  }
}

// Remove the dropdown arrow in Chrome from inputs built with datalists.
// See https://stackoverflow.com/a/54997118

[list]::-webkit-calendar-picker-indicator {
  display: none;
}

// 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
//    controls in Android 4.
// 2. Correct the inability to style clickable types in iOS and Safari.
// 3. Opinionated: add "hand" cursor to non-disabled button elements.

button,
[type="button"], // 1
[type="reset"],
[type="submit"] {
  -webkit-appearance: button; // 2

  @if $enable-button-pointers {
    &:not(:disabled) {
      cursor: pointer; // 3
    }
  }
}

// Remove inner border and padding from Firefox, but don't restore the outline like Normalize.

::-moz-focus-inner {
  padding: 0;
  border-style: none;
}

// 1. Textareas should really only resize vertically so they don't break their (horizontal) containers.

textarea {
  resize: vertical; // 1
}

// 1. Browsers set a default `min-width: min-content;` on fieldsets,
//    unlike e.g. `<div>`s, which have `min-width: 0;` by default.
//    So we reset that to ensure fieldsets behave more like a standard block element.
//    See https://github.com/twbs/bootstrap/issues/12359
//    and https://html.spec.whatwg.org/multipage/#the-fieldset-and-legend-elements
// 2. Reset the default outline behavior of fieldsets so they don't affect page layout.

fieldset {
  min-width: 0; // 1
  padding: 0; // 2
  margin: 0; // 2
  border: 0; // 2
}

// 1. By using `float: left`, the legend will behave like a block element.
//    This way the border of a fieldset wraps around the legend if present.
// 2. Fix wrapping bug.
//    See https://github.com/twbs/bootstrap/issues/29712

legend {
  float: left; // 1
  width: 100%;
  padding: 0;
  margin-bottom: $legend-margin-bottom;
  @include font-size($legend-font-size);
  font-weight: $legend-font-weight;
  line-height: inherit;

  + * {
    clear: left; // 2
  }
}

// Fix height of inputs with a type of datetime-local, date, month, week, or time
// See https://github.com/twbs/bootstrap/issues/18842

::-webkit-datetime-edit-fields-wrapper,
::-webkit-datetime-edit-text,
::-webkit-datetime-edit-minute,
::-webkit-datetime-edit-hour-field,
::-webkit-datetime-edit-day-field,
::-webkit-datetime-edit-month-field,
::-webkit-datetime-edit-year-field {
  padding: 0;
}

::-webkit-inner-spin-button {
  height: auto;
}

// 1. Correct the outline style in Safari.
// 2. This overrides the extra rounded corners on search inputs in iOS so that our
//    `.form-control` class can properly style them. Note that this cannot simply
//    be added to `.form-control` as it's not specific enough. For details, see
//    https://github.com/twbs/bootstrap/issues/11586.

[type="search"] {
  outline-offset: -2px; // 1
  -webkit-appearance: textfield; // 2
}

// 1. A few input types should stay LTR
// See https://rtlstyling.com/posts/rtl-styling#form-inputs
// 2. RTL only output
// See https://rtlcss.com/learn/usage-guide/control-directives/#raw

/* rtl:raw:
[type="tel"],
[type="url"],
[type="email"],
[type="number"] {
  direction: ltr;
}
*/

// Remove the inner padding in Chrome and Safari on macOS.

::-webkit-search-decoration {
  -webkit-appearance: none;
}

// Remove padding around color pickers in webkit browsers

::-webkit-color-swatch-wrapper {
  padding: 0;
}


// Inherit font family and line height for file input buttons

::file-selector-button {
  font: inherit;
}

// 1. Change font properties to `inherit`
// 2. Correct the inability to style clickable types in iOS and Safari.

::-webkit-file-upload-button {
  font: inherit; // 1
  -webkit-appearance: button; // 2
}

// Correct element displays

output {
  display: inline-block;
}

// Remove border from iframe

iframe {
  border: 0;
}

// Summary
//
// 1. Add the correct display in all browsers

summary {
  display: list-item; // 1
  cursor: pointer;
}


// Progress
//
// Add the correct vertical alignment in Chrome, Firefox, and Opera.

progress {
  vertical-align: baseline;
}


// Hidden attribute
//
// Always hide an element with the `hidden` HTML attribute.

[hidden] {
  display: none !important;
}