diff -r 000000000000 -r 6474c204b198 layout/style/forms.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/style/forms.css	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,980 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/** 
+  Styles for old GFX form widgets
+ **/ 
+ 
+
+@namespace url(http://www.w3.org/1999/xhtml); /* set default namespace to HTML */
+@namespace xul url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);
+
+*|*::-moz-fieldset-content {
+  display: block;
+  unicode-bidi: inherit;
+  text-overflow: inherit;
+  overflow: inherit;
+  padding: inherit;
+  height: 100%;   /* Need this so percentage heights of kids work right */
+}
+
+/* miscellaneous form elements */
+
+fieldset > legend {
+  padding-left: 2px;
+  padding-right: 2px;
+  width: -moz-fit-content;
+}
+
+legend {
+  display: block;
+}
+
+fieldset {
+  display: block;
+  margin-left: 2px;
+  margin-right: 2px;
+  padding: 0.35em 0.625em 0.75em;
+  border: 2px groove ThreeDFace;
+}
+
+label {
+  cursor: default;
+}
+
+/* default inputs, text inputs, and selects */
+
+/* Note: Values in nsNativeTheme IsWidgetStyled function 
+   need to match textfield background/border values here */
+
+input {
+  -moz-appearance: textfield;
+  /* The sum of border-top, border-bottom, padding-top, padding-bottom
+     must be the same here, for buttons, and for <select> (including its
+     internal padding magic) */
+  padding: 1px;
+  border: 2px inset ThreeDFace;
+  background-color: -moz-Field;
+  color: -moz-FieldText;
+  font: -moz-field;
+  text-rendering: optimizeLegibility;
+  line-height: normal;
+  text-align: start;
+  text-transform: none;
+  word-spacing: normal;
+  letter-spacing: normal;
+  cursor: text;
+  -moz-binding: url("chrome://global/content/platformHTMLBindings.xml#inputFields");
+  text-indent: 0;
+  -moz-user-select: text;
+  text-shadow: none;
+  overflow-clip-box: content-box;
+}
+
+input > .anonymous-div,
+input::-moz-placeholder {
+  word-wrap: normal !important;
+  /* Make the line-height equal to the available height */
+  line-height: -moz-block-height;
+}
+
+@-moz-document url-prefix(chrome://) {
+  input.uri-element-right-align:-moz-locale-dir(rtl) {
+    direction: ltr !important;
+    text-align: right !important;
+  }
+
+  /* Make sure that the location bar's alignment in RTL mode changes according
+     to the input box direction if the user switches the text direction using
+     cmd_switchTextDirection (which applies a dir attribute to the <input>). */
+  input.uri-element-right-align[dir=ltr]:-moz-locale-dir(rtl) {
+    text-align: left !important;
+  }
+}
+
+textarea {
+  margin: 1px 0 1px 0;
+  border: 2px inset ThreeDFace;
+  /* The 1px horizontal padding is for parity with Win/IE */
+  padding: 0px 1px;
+  background-color: -moz-Field;
+  color: -moz-FieldText;
+  font: medium -moz-fixed;
+  text-rendering: optimizeLegibility;
+  text-align: start;
+  text-transform: none;
+  word-spacing: normal;
+  letter-spacing: normal;
+  vertical-align: text-bottom;
+  cursor: text;
+  resize: both;
+  -moz-binding: url("chrome://global/content/platformHTMLBindings.xml#textAreas");
+  -moz-appearance: textfield-multiline;
+  text-indent: 0;
+  -moz-user-select: text;
+  text-shadow: none;
+  word-wrap: break-word;
+  overflow-clip-box: content-box;
+}
+
+textarea > scrollbar {
+  cursor: default;
+}
+
+textarea > .anonymous-div,
+input > .anonymous-div,
+input::-moz-placeholder,
+textarea::-moz-placeholder {
+  white-space: pre;
+  overflow: auto;
+  border: 0px !important;
+  padding: inherit !important;
+  margin: 0px;
+  text-decoration: inherit;
+  -moz-text-decoration-color: inherit;
+  -moz-text-decoration-style: inherit;
+  display: inline-block;
+  ime-mode: inherit;
+  resize: inherit;
+  -moz-control-character-visibility: visible;
+  overflow-clip-box: inherit;
+}
+
+textarea > .anonymous-div.wrap,
+input > .anonymous-div.wrap {
+  white-space: pre-wrap;
+}
+textarea > .anonymous-div.inherit-overflow,
+input > .anonymous-div.inherit-overflow {
+  overflow: inherit;
+}
+
+input::-moz-placeholder,
+textarea::-moz-placeholder {
+  /*
+   * Changing display to inline can leads to broken behaviour and will assert.
+   */
+  display: inline-block !important;
+
+  /*
+   * Changing resize would display a broken behaviour and will assert.
+   */
+  resize: none !important;
+
+  overflow: hidden !important;
+
+  /*
+   * The placeholder should be ignored by pointer otherwise, we might have some
+   * unexpected behavior like the resize handle not being selectable.
+   */
+  pointer-events: none !important;
+
+  opacity: 0.54;
+}
+
+textarea::-moz-placeholder {
+  white-space: pre-wrap !important;
+}
+
+input:-moz-read-write,
+textarea:-moz-read-write {
+  -moz-user-modify: read-write !important;
+}
+
+select {
+  margin: 0;
+  border-color: ThreeDFace;
+  background-color: -moz-Combobox;
+  color: -moz-ComboboxText;
+  font: -moz-list;
+  /*
+   * Note that the "UA !important" tests in
+   * layout/style/test/test_animations.html depend on this rule, because
+   * they need some UA !important rule to test.  If this changes, use a
+   * different one there.
+   */
+  line-height: normal !important;
+  white-space: nowrap !important;
+  word-wrap: normal !important;
+  text-align: start; 
+  cursor: default;
+  box-sizing: border-box;
+  -moz-user-select: none;
+  -moz-appearance: menulist;
+  border-width: 2px;
+  border-style: inset;
+  text-indent: 0;
+  overflow: -moz-hidden-unscrollable;
+  text-shadow: none;
+  /* No text-decoration reaching inside, by default */
+  display: inline-block;
+  page-break-inside: avoid;
+  overflow-clip-box: padding-box !important; /* bug 992447 */
+}
+
+/* Need the "select[size][multiple]" selector to override the settings on
+   'select[size="1"]', eg if one has <select size="1" multiple> */
+   
+select[size],
+select[multiple],
+select[size][multiple] {
+  /* Different alignment and padding for listbox vs combobox */
+  background-color: -moz-Field;
+  color: -moz-FieldText;
+  vertical-align: text-bottom;
+  padding: 1px 0 1px 0;
+  -moz-appearance: listbox;
+}
+
+select[size="0"],
+select[size="1"] {
+  /* Except this is not a listbox */
+  background-color: -moz-Combobox;
+  color: -moz-ComboboxText;
+  vertical-align: baseline;
+  padding: 0;
+  -moz-appearance: menulist;
+}
+
+select > button {
+  width: 12px;
+  height: 12px;
+  white-space: nowrap;
+  position: static !important;
+  background-image: url("arrow.gif") !important;
+  background-repeat: no-repeat !important;
+  background-position: center !important;
+  -moz-appearance: menulist-button;
+
+  /* Make sure to size correctly if the combobox has a non-auto height. */
+  height: 100% ! important;
+  box-sizing: border-box ! important;
+
+  /*
+    Make sure to align properly with the display frame.  Note that we
+    want the baseline of the combobox to match the baseline of the
+    display frame, so the dropmarker is what gets the vertical-align.
+  */
+  vertical-align: top !important;
+}
+
+select > button:active {
+  background-image: url("arrowd.gif") !important;
+}
+
+select:empty {
+  width: 2.5em;
+}
+
+*|*::-moz-display-comboboxcontrol-frame {
+  overflow: -moz-hidden-unscrollable;
+  /* This top/bottom padding plus the combobox top/bottom border need to
+     add up to the top/bottom borderpadding of text inputs and buttons */ 
+  padding-top: 1px;
+  padding-bottom: 1px;
+  -moz-padding-start: 4px;
+  -moz-padding-end: 0;
+  color: inherit;
+  white-space: nowrap;
+  text-align: inherit;
+  -moz-user-select: none;
+  /* Make sure to size correctly if the combobox has a non-auto height. */
+  height: 100% ! important;
+  box-sizing: border-box ! important;
+  line-height: -moz-block-height;
+}
+
+option {
+  display: block;
+  float: none !important;
+  position: static !important;
+  min-height: 1em;
+  line-height: normal !important;
+  -moz-user-select: none;
+  text-indent: 0;
+  white-space: nowrap !important;
+  word-wrap: normal !important;
+}
+
+select > option {
+  padding-top : 0;
+  padding-bottom: 0;
+  -moz-padding-start: 3px;
+  -moz-padding-end: 5px;
+}
+
+option:checked {
+  background-color: -moz-html-cellhighlight !important;
+  color: -moz-html-cellhighlighttext !important;
+}
+
+select:focus > option:checked,
+select:focus > optgroup > option:checked {
+  background-color: Highlight ! important;
+  color: HighlightText ! important;
+}
+
+optgroup {
+  display: block;
+  float: none !important;
+  position: static !important;
+  font: -moz-list;
+  line-height: normal !important;
+  font-style: italic;
+  font-weight: bold;
+  font-size: inherit;
+  -moz-user-select: none;
+  text-indent: 0;
+  white-space: nowrap !important;
+  word-wrap: normal !important;
+}
+
+optgroup > option {
+  -moz-padding-start: 20px;
+  font-style: normal;
+  font-weight: normal;
+}
+
+optgroup:before {
+  display: block;
+  content: attr(label);
+}
+
+*|*::-moz-dropdown-list {
+  z-index: 2147483647;
+  background-color: inherit;
+  -moz-user-select: none;
+  position: static !important;
+  float: none !important;
+
+  /*
+   * We can't change the padding here, because that would affect our
+   * intrinsic width, since we scroll.  But at the same time, we want
+   * to make sure that our left border+padding matches the left
+   * border+padding of a combobox so that our scrollbar will line up
+   * with the dropmarker.  So set our left border to 2px.
+   */
+  border: 1px outset black !important;
+  border-left-width: 2px ! important;
+} 
+
+input:disabled,
+textarea:disabled,
+option:disabled,
+optgroup:disabled,
+select:disabled:disabled /* Need the pseudo-class twice to have the specificity
+                            be at least the same as select[size][multiple] above */
+{
+  -moz-user-input: disabled;
+  color: GrayText;
+  background-color: ThreeDFace;
+  cursor: inherit;
+}
+
+input:disabled,
+textarea:disabled {
+  cursor: default;
+}
+
+option:disabled,
+optgroup:disabled {
+  background-color: transparent;
+}
+
+/* hidden inputs */
+input[type="hidden"] {
+  -moz-appearance: none;
+  display: none !important;
+  padding: 0;
+  border: 0;
+  cursor: auto;
+  -moz-user-focus: ignore;
+  -moz-binding: none;
+}
+
+/* image buttons */
+input[type="image"] {
+  -moz-appearance: none;
+  padding: 0;
+  border: none;
+  background-color: transparent;
+  font-family: sans-serif;
+  font-size: small;
+  cursor: pointer;
+  -moz-binding: none;
+}
+
+input[type="image"]:disabled {
+  cursor: inherit;
+}
+
+input[type="image"]:-moz-focusring {
+  /* Don't specify the outline-color, we should always use initial value. */
+  outline: 1px dotted;
+}
+
+/* file selector */
+input[type="file"] {
+  display: inline-block;
+  white-space: nowrap;
+  overflow: hidden;
+  overflow-clip-box: padding-box;
+  color: inherit;
+
+  /* Revert rules which apply on all inputs. */
+  -moz-appearance: none;
+  -moz-binding: none;
+  cursor: default;
+
+  border: none;
+  background-color: transparent;
+  padding: 0;
+}
+
+input[type="file"] > xul|label {
+  min-width: 12em;
+  -moz-padding-start: 5px;
+
+  color: inherit;
+  font-size: inherit;
+  letter-spacing: inherit;
+
+  /*
+   * Force the text to have LTR directionality. Otherwise filenames containing
+   * RTL characters will be reordered with chaotic results.
+   */
+  direction: ltr !important;
+}
+
+/* button part of file selector */
+input[type="file"] > button[type="button"] {
+  height: inherit;
+  font-size: inherit;
+  letter-spacing: inherit;
+  cursor: inherit;
+}
+
+/* colored part of the color selector button */
+input[type="color"]:-moz-system-metric(color-picker-available)::-moz-color-swatch {
+  width: 100%;
+  height: 100%;
+  min-width: 3px;
+  min-height: 3px;
+  margin-left: auto;
+  margin-right: auto;
+  box-sizing: border-box;
+  border: 1px solid grey;
+  display: block;
+}
+
+/* Try to make RTL <input type='file'> look nicer. */
+/* TODO: use text-align: match-parent when bug 645642 is fixed. */
+input[type="file"]:-moz-dir(rtl) > xul|label {
+  -moz-padding-start: 0px;
+  padding-right: 5px;
+  text-align: right;
+}
+
+/* radio buttons */
+input[type="radio"] {
+  -moz-appearance: radio;
+  margin: 3px 3px 0px 5px;
+  border-radius: 100% !important;
+}
+
+/* check boxes */
+input[type="checkbox"] {
+  -moz-appearance: checkbox;
+  margin: 3px 3px 3px 4px;
+  border-radius: 0 !important;
+}
+
+/* common features of radio buttons and check boxes */
+
+/* NOTE: The width, height, border-width, and padding here must all
+   add up the way nsFormControlFrame::GetIntrinsic(Width|Height)
+   expects them to, or they will not come out with total width equal
+   to total height on sites that set their 'width' or 'height' to 'auto'.
+   (Should we maybe set !important on width and height, then?)  */
+input[type="radio"],
+input[type="checkbox"] {
+  box-sizing: border-box;
+  width: 13px;
+  height: 13px;
+  cursor: default;
+  padding: 0 !important;
+  -moz-binding: none;
+  /* same colors as |input| rule, but |!important| this time. */
+  background-color: -moz-Field ! important;
+  color: -moz-FieldText ! important;
+  border: 2px inset ThreeDFace ! important;
+}
+
+input[type="radio"]:disabled,
+input[type="radio"]:disabled:active,
+input[type="radio"]:disabled:hover,
+input[type="radio"]:disabled:hover:active,
+input[type="checkbox"]:disabled,
+input[type="checkbox"]:disabled:active,
+input[type="checkbox"]:disabled:hover,
+input[type="checkbox"]:disabled:hover:active {
+  padding: 1px;
+  border: 1px inset ThreeDShadow ! important;
+  /* same as above, but !important */
+  color: GrayText ! important;
+  background-color: ThreeDFace ! important;
+  cursor: inherit; 
+}
+
+input[type="checkbox"]:-moz-focusring,
+input[type="radio"]:-moz-focusring {
+  border-style: groove !important;
+}
+
+input[type="checkbox"]:hover:active,
+input[type="radio"]:hover:active {
+  background-color: ThreeDFace ! important;
+  border-style: inset !important;
+}
+
+/* buttons */
+
+/* Note: Values in nsNativeTheme IsWidgetStyled function 
+   need to match button background/border values here */
+
+/* Non text-related properties for buttons: these ones are shared with
+   input[type="color"] */
+button,
+input[type="color"]:-moz-system-metric(color-picker-available),
+input[type="reset"],
+input[type="button"],
+input[type="submit"] {
+  -moz-appearance: button;
+  /* The sum of border-top, border-bottom, padding-top, padding-bottom
+     must be the same here, for text inputs, and for <select>.  For
+     buttons, make sure to include the -moz-focus-inner border/padding. */
+  padding: 0px 6px 0px 6px;
+  border: 2px outset ButtonFace;
+  background-color: ButtonFace;
+  cursor: default;
+  box-sizing: border-box;
+  -moz-user-select: none;
+  -moz-binding: none;
+}
+
+/* Text-related properties for buttons: these ones are not shared with
+   input[type="color"] */
+button,
+input[type="reset"],
+input[type="button"],
+input[type="submit"] {
+  color: ButtonText; 
+  font: -moz-button;
+  line-height: normal;
+  white-space: pre;
+  text-align: center;
+  text-shadow: none;
+  overflow-clip-box: padding-box;
+}
+
+input[type="color"]:-moz-system-metric(color-picker-available) {
+  width: 64px;
+  height: 23px;
+}
+
+button {
+  /* Buttons should lay out like "normal" html, mostly */
+  white-space: inherit;
+  text-indent: 0;
+  /* But no text-decoration reaching inside, by default */
+  display: inline-block;
+}
+
+*|*::-moz-button-content {
+  display: block;
+}
+
+button:hover,
+input[type="color"]:-moz-system-metric(color-picker-available):hover,
+input[type="reset"]:hover,
+input[type="button"]:hover,
+input[type="submit"]:hover {
+  background-color: -moz-buttonhoverface;
+}
+
+button:hover,
+input[type="reset"]:hover,
+input[type="button"]:hover,
+input[type="submit"]:hover {
+  color: -moz-buttonhovertext;
+}
+
+button:active:hover,
+input[type="color"]:-moz-system-metric(color-picker-available):active:hover,
+input[type="reset"]:active:hover,
+input[type="button"]:active:hover,
+input[type="submit"]:active:hover {
+  padding: 0px 5px 0px 7px;
+  border-style: inset;
+  background-color: ButtonFace;
+}
+
+button:active:hover,
+input[type="reset"]:active:hover,
+input[type="button"]:active:hover,
+input[type="submit"]:active:hover {
+  color: ButtonText;
+}
+
+button::-moz-focus-inner,
+input[type="color"]:-moz-system-metric(color-picker-available)::-moz-focus-inner,
+input[type="reset"]::-moz-focus-inner,
+input[type="button"]::-moz-focus-inner,
+input[type="submit"]::-moz-focus-inner,
+input[type="file"] > button[type="button"]::-moz-focus-inner {
+  padding: 0px 2px 0px 2px;
+  border: 1px dotted transparent;
+}
+
+button:-moz-focusring::-moz-focus-inner,
+input[type="color"]:-moz-system-metric(color-picker-available):-moz-focusring::-moz-focus-inner,
+input[type="reset"]:-moz-focusring::-moz-focus-inner,
+input[type="button"]:-moz-focusring::-moz-focus-inner,
+input[type="submit"]:-moz-focusring::-moz-focus-inner,
+input[type="file"] > button[type="button"]:-moz-focusring::-moz-focus-inner {
+  border-color: ButtonText;
+}
+
+button:disabled:active, button:disabled,
+input[type="color"]:-moz-system-metric(color-picker-available):disabled:active,
+input[type="color"]:-moz-system-metric(color-picker-available):disabled,
+input[type="reset"]:disabled:active,
+input[type="reset"]:disabled,
+input[type="button"]:disabled:active,
+input[type="button"]:disabled,
+select:disabled > button,
+select:disabled > button,
+input[type="submit"]:disabled:active,
+input[type="submit"]:disabled {
+  /* The sum of border-top, border-bottom, padding-top, padding-bottom
+     must be the same here and for text inputs */
+  padding: 0px 6px 0px 6px;
+  border: 2px outset ButtonFace;
+  cursor: inherit; 
+}
+
+button:disabled:active, button:disabled,
+input[type="reset"]:disabled:active,
+input[type="reset"]:disabled,
+input[type="button"]:disabled:active,
+input[type="button"]:disabled,
+select:disabled > button,
+select:disabled > button,
+input[type="submit"]:disabled:active,
+input[type="submit"]:disabled {
+  color: GrayText;
+}
+
+ /*
+  * Make form controls inherit 'unicode-bidi' transparently as required by
+  *  their various anonymous descendants and pseudo-elements:
+  *
+  * <textarea> and <input type="text">:
+  *  inherit into the XULScroll frame with class 'anonymous-div' which is a
+  *  child of the text control.
+  *
+  * Buttons (either <button>, <input type="submit">, <input type="button">
+  *          or <input type="reset">)
+  *  inherit into the ':-moz-button-content' pseudo-element.
+  *
+  * <select>:
+  *  inherit into the ':-moz-display-comboboxcontrol-frame' pseudo-element and
+  *  the <optgroup>'s ':before' pseudo-element, which is where the label of
+  *  the <optgroup> gets displayed. The <option>s don't use anonymous boxes,
+  *  so they need no special rules.
+  */
+textarea > .anonymous-div,
+input > .anonymous-div,
+input::-moz-placeholder,
+textarea::-moz-placeholder,
+*|*::-moz-button-content,
+*|*::-moz-display-comboboxcontrol-frame,
+optgroup:before {
+  unicode-bidi: inherit;
+  text-overflow: inherit;
+}
+
+/**
+ * Set default style for invalid elements.
+ */
+:not(output):-moz-ui-invalid {
+  box-shadow: 0 0 1.5px 1px red;
+}
+
+:not(output):-moz-ui-invalid:-moz-focusring {
+  box-shadow: 0 0 2px 2px rgba(255,0,0,0.4);
+}
+
+output:-moz-ui-invalid {
+  color: red;
+}
+
+@media print {
+  input, textarea, select, button {
+    -moz-user-input: none !important;
+  }
+
+  input[type="file"] { height: 2em; }
+}
+
+progress {
+  -moz-appearance: progressbar;
+  display: inline-block;
+  vertical-align: -0.2em;
+
+  /* Default style in case of there is -moz-appearance: none; */
+  border: 2px solid;
+  /* #e6e6e6 is a light gray. */
+  -moz-border-top-colors: ThreeDShadow #e6e6e6;
+  -moz-border-right-colors: ThreeDHighlight #e6e6e6;
+  -moz-border-bottom-colors: ThreeDHighlight #e6e6e6;
+  -moz-border-left-colors: ThreeDShadow #e6e6e6;
+  background-color: #e6e6e6;
+}
+
+::-moz-progress-bar {
+  /* Prevent styling that would change the type of frame we construct. */
+  display: inline-block ! important;
+  float: none ! important;
+  position: static ! important;
+  overflow: visible ! important;
+  box-sizing: border-box ! important;
+
+  -moz-appearance: progresschunk;
+  height: 100%;
+  width: 100%;
+
+  /* Default style in case of there is -moz-appearance: none; */
+  background-color: #0064b4; /* blue */
+}
+
+meter {
+  -moz-appearance: meterbar;
+  display: inline-block;
+  vertical-align: -0.2em;
+
+  background: linear-gradient(#e6e6e6, #e6e6e6, #eeeeee 20%, #cccccc 45%, #cccccc 55%);
+}
+
+::-moz-meter-bar {
+  /* Block styles that would change the type of frame we construct. */
+  display: inline-block ! important;
+  float: none ! important;
+  position: static ! important;
+  overflow: visible ! important;
+
+  -moz-appearance: meterchunk;
+  height: 100%;
+  width: 100%;
+}
+
+:-moz-meter-optimum::-moz-meter-bar {
+  /* green. */
+  background: linear-gradient(#ad7, #ad7, #cea 20%, #7a3 45%, #7a3 55%);
+}
+:-moz-meter-sub-optimum::-moz-meter-bar {
+  /* orange. */
+  background: linear-gradient(#fe7, #fe7, #ffc 20%, #db3 45%, #db3 55%);
+}
+:-moz-meter-sub-sub-optimum::-moz-meter-bar {
+  /* red. */
+  background: linear-gradient(#f77, #f77, #fcc 20%, #d44 45%, #d44 55%);
+}
+
+input[type=range] {
+  -moz-appearance: range;
+  display: inline-block;
+  width: 12em;
+  height: 1.3em;
+  margin: 0 0.7em;
+  /* Override some rules that apply on all input types: */
+  cursor: default;
+  background: none;
+  border: none;
+  -moz-binding: none; /* we don't want any of platformHTMLBindings.xml#inputFields */
+  /* Prevent nsFrame::HandlePress setting mouse capture to this element. */
+  -moz-user-select: none ! important;
+}
+
+input[type=range][orient=vertical] {
+  width: 1.3em;
+  height: 12em;
+}
+
+/**
+ * Ideally we'd also require :-moz-focusring here, but that doesn't currently
+ * work. Instead we only use the -moz-focus-outer border style if
+ * NS_EVENT_STATE_FOCUSRING is set (the check is in
+ * nsRangeFrame::BuildDisplayList).
+ */
+input[type=range]::-moz-focus-outer {
+  border: 1px dotted black;
+}
+
+/**
+ * Layout handles positioning of this pseudo-element specially (so that content
+ * authors can concentrate on styling the thumb without worrying about the
+ * logic to position it). Specifically the 'margin', 'top' and 'left'
+ * properties are ignored.
+ *
+ * If content authors want to have a vertical range, they will also need to
+ * set the width/height of this pseudo-element.
+ */
+input[type=range]::-moz-range-track {
+  /* Prevent styling that would change the type of frame we construct. */
+  display: inline-block !important;
+  float: none !important;
+  position: static !important;
+  border: none;
+  border-top: solid 0.1em lightgrey;
+  border-bottom: solid 0.1em lightgrey;
+  background-color: grey;
+  width: 100%;
+  height: 0.2em;
+  /* Prevent nsFrame::HandlePress setting mouse capture to this element. */
+  -moz-user-select: none ! important;
+}
+
+input[type=range][orient=vertical]::-moz-range-track {
+  border-top: none;
+  border-bottom: none;
+  border-left: solid 0.1em lightgrey;
+  border-right: solid 0.1em lightgrey;
+  width: 0.2em;
+  height: 100%;
+}
+
+/**
+ * Layout handles positioning of this pseudo-element specially (so that content
+ * authors can concentrate on styling this pseudo-element without worrying
+ * about the logic to position it). Specifically the 'margin', 'top' and 'left'
+ * properties are ignored. Additionally, if the range is horizontal, the width
+ * property is ignored, and if the range range is vertical, the height property
+ * is ignored.
+ */
+input[type=range]::-moz-range-progress {
+  /* Prevent styling that would change the type of frame we construct. */
+  display: inline-block !important;
+  float: none !important;
+  position: static !important;
+  /* Since one of width/height will be ignored, this just sets the "other"
+     dimension.
+   */
+  width: 0.2em;
+  height: 0.2em;
+  /* Prevent nsFrame::HandlePress setting mouse capture to this element. */
+  -moz-user-select: none ! important;
+}
+
+/**
+ * Layout handles positioning of this pseudo-element specially (so that content
+ * authors can concentrate on styling the thumb without worrying about the
+ * logic to position it). Specifically the 'margin', 'top' and 'left'
+ * properties are ignored.
+ */
+input[type=range]::-moz-range-thumb {
+  /* Native theming is atomic for range. Set -moz-appearance on the range
+   * to get rid of it. The thumb's -moz-appearance is fixed.
+   */
+  -moz-appearance: range-thumb !important;
+  /* Prevent styling that would change the type of frame we construct. */
+  display: inline-block !important;
+  float: none !important;
+  position: static !important;
+  width: 1em;
+  height: 1em;
+  border: 0.1em solid grey;
+  border-radius: 0.5em;
+  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><linearGradient id='g' x2='0' y2='100%'><stop stop-color='%23ddd'/><stop offset='100%' stop-color='white'/></linearGradient><rect fill='url(%23g)' width='100%' height='100%'/></svg>");
+  /* Prevent nsFrame::HandlePress setting mouse capture to this element. */
+  -moz-user-select: none ! important;
+}
+
+/* As a temporary workaround until bug 677302 the rule for input[type=number]
+ * has moved to number-control.css
+ */
+
+input[type=number]::-moz-number-wrapper {
+  /* Prevent styling that would change the type of frame we construct. */
+  display: flex;
+  float: none !important;
+  position: static !important;
+  height: 100%;
+}
+
+input[type=number]::-moz-number-text {
+  -moz-appearance: none;
+  /* work around autofocus bug 939248 on initial load */
+  -moz-user-modify: read-write;
+  /* This pseudo-element is also an 'input' element (nested inside and
+   * distinct from the <input type=number> element) so we need to prevent the
+   * explicit setting of 'text-align' by the general CSS rule for 'input'
+   * above. We want to inherit its value from its <input type=number>
+   * ancestor, not have that general CSS rule reset it.
+   */
+  text-align: inherit;
+  flex: 1;
+  padding: 0;
+  border: 0;
+  margin: 0;
+}
+
+input[type=number]::-moz-number-spin-box {
+  display: flex;
+  flex-direction: column;
+%ifdef XP_WIN
+  /* The Window's Theme's spin buttons have a very narrow minimum width, so
+   * make it something reasonable:
+   */
+  width: 16px;
+%endif
+  height: 0;
+  align-self: center;
+  justify-content: center;
+}
+
+input[type=number]::-moz-number-spin-up {
+  -moz-appearance: spinner-upbutton;
+  display: block; /* bug 926670 */
+  flex: none;
+  cursor: default;
+  /* Style for when native theming is off: */
+  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="6" height="5"><path d="M1,4 L3,0 5,4" fill="dimgrey"/></svg>');
+  background-repeat: no-repeat;
+  background-position: center bottom;
+  border: 1px solid darkgray;
+  border-bottom: none;
+  border-top-left-radius: 4px;
+  border-top-right-radius: 4px;
+}
+
+input[type=number]::-moz-number-spin-down {
+  -moz-appearance: spinner-downbutton;
+  display: block; /* bug 926670 */
+  flex: none;
+  cursor: default;
+  /* Style for when native theming is off: */
+  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="6" height="5"><path d="M1,1 L3,5 5,1" fill="dimgrey"/></svg>');
+  background-repeat: no-repeat;
+  background-position: center top;
+  border: 1px solid darkgray;
+  border-top: none;
+  border-bottom-left-radius: 4px;
+  border-bottom-right-radius: 4px;
+}
+
+input[type="number"] > div > div > div:hover {
+  /* give some indication of hover state for the up/down buttons */
+  background-color: lightblue;
+}