padding: 0;
margin: 0;
border: 0;
+ // Chrome and Firefox set a `min-width: min-content;` on fieldsets,
+ // so we reset that to ensure it behaves more like a standard block element.
+ // See https://github.com/twbs/bootstrap/issues/12359.
+ min-width: 0;
}
legend {
label {
display: inline-block;
+ max-width: 100%; // Force IE8 to wrap long content (see https://github.com/twbs/bootstrap/issues/13141)
margin-bottom: 5px;
font-weight: bold;
}
// Normalize form controls
+//
+// While most of our form styles require extra classes, some basic normalization
+// is required to ensure optimum display with or without those classes to better
+// address browser inconsistencies.
// Override content-box in Normalize (* isn't specific enough)
input[type="search"] {
input[type="radio"],
input[type="checkbox"] {
margin: 4px 0 0;
- margin-top: 1px \9; /* IE8-9 */
+ margin-top: 1px \9; // IE8-9
line-height: normal;
}
-// Set the height of file controls to match text inputs
input[type="file"] {
display: block;
}
height: auto;
}
-// Fix optgroup Firefox bug per https://github.com/twbs/bootstrap/issues/7611
-select optgroup {
- font-size: inherit;
- font-style: inherit;
- font-family: inherit;
-}
-
// Focus for file, radio, and checkbox
input[type="file"]:focus,
input[type="radio"]:focus,
.tab-focus();
}
-// Fix for Chrome number input
-// Setting certain font-sizes causes the `I` bar to appear on hover of the bottom increment button.
-// See https://github.com/twbs/bootstrap/issues/8350 for more.
-input[type="number"] {
- &::-webkit-outer-spin-button,
- &::-webkit-inner-spin-button {
- height: auto;
- }
-}
-
// Adjust output element
output {
display: block;
background-color: @input-bg;
background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
border: 1px solid @input-border;
- border-radius: @input-border-radius;
+ 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.
.box-shadow(inset 0 1px 1px rgba(0,0,0,.075));
.transition(~"border-color ease-in-out .15s, box-shadow ease-in-out .15s");
.form-control-focus();
// Placeholder
- //
- // Placeholder text gets special styles because when browsers invalidate entire
- // lines if it doesn't understand a selector/
.placeholder();
// Disabled and read-only inputs
- // Note: HTML5 says that controls under a fieldset > legend:first-child won't
- // be disabled if the fieldset is disabled. Due to implementation difficulty,
- // we don't honor that edge case; we style them as disabled anyway.
+ //
+ // HTML5 says that controls under a fieldset > legend:first-child won't be
+ // disabled if the fieldset is disabled. Due to implementation difficulty, we
+ // don't honor that edge case; we style them as disabled anyway.
&[disabled],
&[readonly],
fieldset[disabled] & {
- cursor: not-allowed;
background-color: @input-bg-disabled;
+ opacity: 1; // iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655
+ }
+
+ &[disabled],
+ fieldset[disabled] & {
+ cursor: @cursor-disabled;
}
// Reset height for `textarea`s
}
}
-// Special styles for iOS date input
+
+// Search inputs in iOS
//
-// In Mobile Safari, date inputs require a pixel line-height that matches the
-// given height of the input.
-input[type="date"] {
- line-height: @input-height-base;
+// 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.
+
+input[type="search"] {
+ -webkit-appearance: none;
+}
+
+
+// Special styles for iOS temporal inputs
+//
+// In Mobile Safari, setting `display: block` on temporal inputs causes the
+// text within the input to become vertically misaligned. As a workaround, we
+// set a pixel line-height that matches the given height of the input, but only
+// for Safari. See https://bugs.webkit.org/show_bug.cgi?id=139848
+//
+// Note that as of 8.3, iOS doesn't support `datetime` or `week`.
+
+@media screen and (-webkit-min-device-pixel-ratio: 0) {
+ input[type="date"],
+ input[type="time"],
+ input[type="datetime-local"],
+ input[type="month"] {
+ &.form-control {
+ line-height: @input-height-base;
+ }
+
+ &.input-sm,
+ .input-group-sm & {
+ line-height: @input-height-small;
+ }
+
+ &.input-lg,
+ .input-group-lg & {
+ line-height: @input-height-large;
+ }
+ }
}
// horizontal forms, use the predefined grid classes.
.form-group {
- margin-bottom: 15px;
+ margin-bottom: @form-group-margin-bottom;
}
.radio,
.checkbox {
+ position: relative;
display: block;
- min-height: @line-height-computed; // clear the floating input if there is no label text
margin-top: 10px;
margin-bottom: 10px;
- padding-left: 20px;
+
label {
- display: inline;
+ min-height: @line-height-computed; // Ensure the input doesn't jump when there is no text
+ padding-left: 20px;
+ margin-bottom: 0;
font-weight: normal;
cursor: pointer;
}
.radio-inline input[type="radio"],
.checkbox input[type="checkbox"],
.checkbox-inline input[type="checkbox"] {
- float: left;
+ position: absolute;
margin-left: -20px;
+ margin-top: 4px \9;
}
+
.radio + .radio,
.checkbox + .checkbox {
margin-top: -5px; // Move up sibling radios or checkboxes for tighter spacing
// Radios and checkboxes on same line
.radio-inline,
.checkbox-inline {
+ position: relative;
display: inline-block;
padding-left: 20px;
margin-bottom: 0;
}
// Apply same disabled cursor tweak as for inputs
+// Some special care is needed because <label>s don't inherit their parent's `cursor`.
//
// Note: Neither radios nor checkboxes can be readonly.
input[type="radio"],
-input[type="checkbox"],
-.radio,
+input[type="checkbox"] {
+ &[disabled],
+ &.disabled,
+ fieldset[disabled] & {
+ cursor: @cursor-disabled;
+ }
+}
+// These classes are used directly on <label>s
.radio-inline,
-.checkbox,
.checkbox-inline {
- &[disabled],
+ &.disabled,
+ fieldset[disabled] & {
+ cursor: @cursor-disabled;
+ }
+}
+// These classes are used on elements with <label> descendants
+.radio,
+.checkbox {
+ &.disabled,
fieldset[disabled] & {
- cursor: not-allowed;
+ label {
+ cursor: @cursor-disabled;
+ }
+ }
+}
+
+
+// Static form control text
+//
+// Apply class to a `p` element to make any string of text align with labels in
+// a horizontal form layout.
+
+.form-control-static {
+ // Size it appropriately next to real form controls
+ padding-top: (@padding-base-vertical + 1);
+ padding-bottom: (@padding-base-vertical + 1);
+ // Remove default margin from `p`
+ margin-bottom: 0;
+ min-height: (@line-height-computed + @font-size-base);
+
+ &.input-lg,
+ &.input-sm {
+ padding-left: 0;
+ padding-right: 0;
}
}
//
// Build on `.form-control` with modifier classes to decrease or increase the
// height and font-size of form controls.
+//
+// The `.form-group-* form-control` variations are sadly duplicated to avoid the
+// issue documented in https://github.com/twbs/bootstrap/issues/15074.
.input-sm {
- .input-size(@input-height-small; @padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+ .input-size(@input-height-small; @padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @input-border-radius-small);
+}
+.form-group-sm {
+ .form-control {
+ height: @input-height-small;
+ padding: @padding-small-vertical @padding-small-horizontal;
+ font-size: @font-size-small;
+ line-height: @line-height-small;
+ border-radius: @input-border-radius-small;
+ }
+ select.form-control {
+ height: @input-height-small;
+ line-height: @input-height-small;
+ }
+ textarea.form-control,
+ select[multiple].form-control {
+ height: auto;
+ }
+ .form-control-static {
+ height: @input-height-small;
+ min-height: (@line-height-computed + @font-size-small);
+ padding: (@padding-small-vertical + 1) @padding-small-horizontal;
+ font-size: @font-size-small;
+ line-height: @line-height-small;
+ }
}
.input-lg {
- .input-size(@input-height-large; @padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
+ .input-size(@input-height-large; @padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @input-border-radius-large);
+}
+.form-group-lg {
+ .form-control {
+ height: @input-height-large;
+ padding: @padding-large-vertical @padding-large-horizontal;
+ font-size: @font-size-large;
+ line-height: @line-height-large;
+ border-radius: @input-border-radius-large;
+ }
+ select.form-control {
+ height: @input-height-large;
+ line-height: @input-height-large;
+ }
+ textarea.form-control,
+ select[multiple].form-control {
+ height: auto;
+ }
+ .form-control-static {
+ height: @input-height-large;
+ min-height: (@line-height-computed + @font-size-large);
+ padding: (@padding-large-vertical + 1) @padding-large-horizontal;
+ font-size: @font-size-large;
+ line-height: @line-height-large;
+ }
}
.form-control {
padding-right: (@input-height-base * 1.25);
}
-
- // Feedback icon (requires .glyphicon classes)
- .form-control-feedback {
- position: absolute;
- top: (@line-height-computed + 5); // Height of the `label` and its margin
- right: 0;
- display: block;
- width: @input-height-base;
- height: @input-height-base;
- line-height: @input-height-base;
- text-align: center;
- }
+}
+// Feedback icon (requires .glyphicon classes)
+.form-control-feedback {
+ position: absolute;
+ top: 0;
+ right: 0;
+ z-index: 2; // Ensure icon is above input groups
+ display: block;
+ width: @input-height-base;
+ height: @input-height-base;
+ line-height: @input-height-base;
+ text-align: center;
+ pointer-events: none;
+}
+.input-lg + .form-control-feedback,
+.input-group-lg + .form-control-feedback,
+.form-group-lg .form-control + .form-control-feedback {
+ width: @input-height-large;
+ height: @input-height-large;
+ line-height: @input-height-large;
+}
+.input-sm + .form-control-feedback,
+.input-group-sm + .form-control-feedback,
+.form-group-sm .form-control + .form-control-feedback {
+ width: @input-height-small;
+ height: @input-height-small;
+ line-height: @input-height-small;
}
// Feedback states
.form-control-validation(@state-danger-text; @state-danger-text; @state-danger-bg);
}
+// Reposition feedback icon if input has visible label above
+.has-feedback label {
-// Static form control text
-//
-// Apply class to a `p` element to make any string of text align with labels in
-// a horizontal form layout.
-
-.form-control-static {
- margin-bottom: 0; // Remove default margin from `p`
+ & ~ .form-control-feedback {
+ top: (@line-height-computed + 5); // Height of the `label` and its margin
+ }
+ &.sr-only ~ .form-control-feedback {
+ top: 0;
+ }
}
}
-
// Inline forms
//
// Make forms appear inline(-block) by adding the `.form-inline` class. Inline
vertical-align: middle;
}
+ // Make static controls behave like regular ones
+ .form-control-static {
+ display: inline-block;
+ }
+
+ .input-group {
+ display: inline-table;
+ vertical-align: middle;
+
+ .input-group-addon,
+ .input-group-btn,
+ .form-control {
+ width: auto;
+ }
+ }
+
+ // Input groups need that 100% width though
+ .input-group > .form-control {
+ width: 100%;
+ }
+
.control-label {
margin-bottom: 0;
vertical-align: middle;
}
// Remove default margin on radios/checkboxes that were used for stacking, and
- // then undo the floating of radios and checkboxes to match (which also avoids
- // a bug in WebKit: https://github.com/twbs/bootstrap/issues/1969).
+ // then undo the floating of radios and checkboxes to match.
.radio,
.checkbox {
display: inline-block;
margin-top: 0;
margin-bottom: 0;
- padding-left: 0;
vertical-align: middle;
+
+ label {
+ padding-left: 0;
+ }
}
.radio input[type="radio"],
.checkbox input[type="checkbox"] {
- float: none;
+ position: relative;
margin-left: 0;
}
- // Validation states
- //
- // Reposition the icon because it's now within a grid column and columns have
- // `position: relative;` on them. Also accounts for the grid gutter padding.
+ // Re-override the feedback icon.
.has-feedback .form-control-feedback {
top: 0;
}
.form-horizontal {
- // Consistent vertical alignment of labels, radios, and checkboxes
- .control-label,
+ // Consistent vertical alignment of radios and checkboxes
+ //
+ // Labels also get some reset styles, but that is scoped to a media query below.
.radio,
.checkbox,
.radio-inline,
.make-row();
}
- .form-control-static {
- padding-top: (@padding-base-vertical + 1);
- }
-
- // Only right align form labels here when the columns stop stacking
+ // Reset spacing and right align labels, but scope to media queries so that
+ // labels on narrow viewports stack the same as a default form example.
@media (min-width: @screen-sm-min) {
.control-label {
text-align: right;
+ margin-bottom: 0;
+ padding-top: (@padding-base-vertical + 1); // Default padding plus a border
}
}
// Reposition the icon because it's now within a grid column and columns have
// `position: relative;` on them. Also accounts for the grid gutter padding.
.has-feedback .form-control-feedback {
- top: 0;
- right: (@grid-gutter-width / 2);
+ right: floor((@grid-gutter-width / 2));
+ }
+
+ // Form group sizes
+ //
+ // Quick utility class for applying `.input-lg` and `.input-sm` styles to the
+ // inputs and labels within a `.form-group`.
+ .form-group-lg {
+ @media (min-width: @screen-sm-min) {
+ .control-label {
+ padding-top: ((@padding-large-vertical * @line-height-large) + 1);
+ font-size: @font-size-large;
+ }
+ }
+ }
+ .form-group-sm {
+ @media (min-width: @screen-sm-min) {
+ .control-label {
+ padding-top: (@padding-small-vertical + 1);
+ font-size: @font-size-small;
+ }
+ }
}
}