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+//
+// Forms
+// --------------------------------------------------
+
+
+// Normalize non-controls
+//
+// Restyle and baseline non-control form elements.
+
+fieldset {
+ 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 {
+ display: block;
+ width: 100%;
+ padding: 0;
+ margin-bottom: @line-height-computed;
+ font-size: (@font-size-base * 1.5);
+ line-height: inherit;
+ color: @legend-color;
+ border: 0;
+ border-bottom: 1px solid @legend-border-color;
+}
+
+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"] {
+ .box-sizing(border-box);
+}
+
+// Position radios and checkboxes better
+input[type="radio"],
+input[type="checkbox"] {
+ margin: 4px 0 0;
+ margin-top: 1px \9; // IE8-9
+ line-height: normal;
+}
+
+input[type="file"] {
+ display: block;
+}
+
+// Make range inputs behave like textual form controls
+input[type="range"] {
+ display: block;
+ width: 100%;
+}
+
+// Make multiple select elements height not fixed
+select[multiple],
+select[size] {
+ height: auto;
+}
+
+// Focus for file, radio, and checkbox
+input[type="file"]:focus,
+input[type="radio"]:focus,
+input[type="checkbox"]:focus {
+ .tab-focus();
+}
+
+// Adjust output element
+output {
+ display: block;
+ padding-top: (@padding-base-vertical + 1);
+ font-size: @font-size-base;
+ line-height: @line-height-base;
+ color: @input-color;
+}
+
+
+// Common form controls
+//
+// Shared size and type resets for form controls. Apply `.form-control` to any
+// of the following form controls:
+//
+// select
+// textarea
+// input[type="text"]
+// input[type="password"]
+// input[type="datetime"]
+// input[type="datetime-local"]
+// input[type="date"]
+// input[type="month"]
+// input[type="time"]
+// input[type="week"]
+// input[type="number"]
+// input[type="email"]
+// input[type="url"]
+// input[type="search"]
+// input[type="tel"]
+// input[type="color"]
+
+.form-control {
+ display: block;
+ width: 100%;
+ height: @input-height-base; // Make inputs at least the height of their button counterpart (base line-height + padding + border)
+ padding: @padding-base-vertical @padding-base-horizontal;
+ font-size: @font-size-base;
+ line-height: @line-height-base;
+ color: @input-color;
+ 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; // 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");
+
+ // Customize the `:focus` state to imitate native WebKit styles.
+ .form-control-focus();
+
+ // Placeholder
+ .placeholder();
+
+ // Unstyle the caret on `<select>`s in IE10+.
+ &::-ms-expand {
+ border: 0;
+ background-color: transparent;
+ }
+
+ // Disabled and read-only inputs
+ //
+ // 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] & {
+ 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
+ textarea& {
+ height: auto;
+ }
+}
+
+
+// Search inputs in iOS
+//
+// 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 9.3, iOS doesn't support `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;
+ }
+ }
+}
+
+
+// Form groups
+//
+// Designed to help with the organization and spacing of vertical forms. For
+// horizontal forms, use the predefined grid classes.
+
+.form-group {
+ margin-bottom: @form-group-margin-bottom;
+}
+
+
+// Checkboxes and radios
+//
+// Indent the labels to position radios/checkboxes as hanging controls.
+
+.radio,
+.checkbox {
+ position: relative;
+ display: block;
+ margin-top: 10px;
+ margin-bottom: 10px;
+
+ label {
+ 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 input[type="radio"],
+.radio-inline input[type="radio"],
+.checkbox input[type="checkbox"],
+.checkbox-inline input[type="checkbox"] {
+ 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;
+ vertical-align: middle;
+ font-weight: normal;
+ cursor: pointer;
+}
+.radio-inline + .radio-inline,
+.checkbox-inline + .checkbox-inline {
+ margin-top: 0;
+ margin-left: 10px; // space out consecutive inline controls
+}
+
+// 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"] {
+ &[disabled],
+ &.disabled,
+ fieldset[disabled] & {
+ cursor: @cursor-disabled;
+ }
+}
+// These classes are used directly on <label>s
+.radio-inline,
+.checkbox-inline {
+ &.disabled,
+ fieldset[disabled] & {
+ cursor: @cursor-disabled;
+ }
+}
+// These classes are used on elements with <label> descendants
+.radio,
+.checkbox {
+ &.disabled,
+ fieldset[disabled] & {
+ 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;
+ }
+}
+
+
+// Form control sizing
+//
+// 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; @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; @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 feedback states
+//
+// Apply contextual and semantic states to individual form controls.
+
+.has-feedback {
+ // Enable absolute positioning
+ position: relative;
+
+ // Ensure icons don't overlap text
+ .form-control {
+ padding-right: (@input-height-base * 1.25);
+ }
+}
+// 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
+.has-success {
+ .form-control-validation(@state-success-text; @state-success-text; @state-success-bg);
+}
+.has-warning {
+ .form-control-validation(@state-warning-text; @state-warning-text; @state-warning-bg);
+}
+.has-error {
+ .form-control-validation(@state-danger-text; @state-danger-text; @state-danger-bg);
+}
+
+// Reposition feedback icon if input has visible label above
+.has-feedback label {
+
+ & ~ .form-control-feedback {
+ top: (@line-height-computed + 5); // Height of the `label` and its margin
+ }
+ &.sr-only ~ .form-control-feedback {
+ top: 0;
+ }
+}
+
+
+// Help text
+//
+// Apply to any element you wish to create light text for placement immediately
+// below a form control. Use for general help, formatting, or instructional text.
+
+.help-block {
+ display: block; // account for any element using help-block
+ margin-top: 5px;
+ margin-bottom: 10px;
+ color: lighten(@text-color, 25%); // lighten the text some for contrast
+}
+
+
+// Inline forms
+//
+// Make forms appear inline(-block) by adding the `.form-inline` class. Inline
+// forms begin stacked on extra small (mobile) devices and then go inline when
+// viewports reach <768px.
+//
+// Requires wrapping inputs and labels with `.form-group` for proper display of
+// default HTML form controls and our custom form controls (e.g., input groups).
+//
+// Heads up! This is mixin-ed into `.navbar-form` in navbars.less.
+
+.form-inline {
+
+ // Kick in the inline
+ @media (min-width: @screen-sm-min) {
+ // Inline-block all the things for "inline"
+ .form-group {
+ display: inline-block;
+ margin-bottom: 0;
+ vertical-align: middle;
+ }
+
+ // In navbar-form, allow folks to *not* use `.form-group`
+ .form-control {
+ display: inline-block;
+ width: auto; // Prevent labels from stacking above inputs in `.form-group`
+ 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.
+ .radio,
+ .checkbox {
+ display: inline-block;
+ margin-top: 0;
+ margin-bottom: 0;
+ vertical-align: middle;
+
+ label {
+ padding-left: 0;
+ }
+ }
+ .radio input[type="radio"],
+ .checkbox input[type="checkbox"] {
+ position: relative;
+ margin-left: 0;
+ }
+
+ // Re-override the feedback icon.
+ .has-feedback .form-control-feedback {
+ top: 0;
+ }
+ }
+}
+
+
+// Horizontal forms
+//
+// Horizontal forms are built on grid classes and allow you to create forms with
+// labels on the left and inputs on the right.
+
+.form-horizontal {
+
+ // 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,
+ .checkbox-inline {
+ margin-top: 0;
+ margin-bottom: 0;
+ padding-top: (@padding-base-vertical + 1); // Default padding plus a border
+ }
+ // Account for padding we're adding to ensure the alignment and of help text
+ // and other content below items
+ .radio,
+ .checkbox {
+ min-height: (@line-height-computed + (@padding-base-vertical + 1));
+ }
+
+ // Make form groups behave like rows
+ .form-group {
+ .make-row();
+ }
+
+ // 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
+ }
+ }
+
+ // 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.
+ .has-feedback .form-control-feedback {
+ 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 + 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;
+ }
+ }
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-04-25 09:12:32 +0000