_input-group.scss
//
// Base styles
//
.input-group {
position: relative;
@if $enable-flex {
display: flex;
} @else {
display: table;
// Prevent input groups from inheriting border styles from table cells when
// placed within a table.
border-collapse: separate;
}
.form-control {
// Ensure that the input is always above the *appended* addon button for
// proper border colors.
position: relative;
z-index: 2;
@if $enable-flex {
flex: 1;
} @else {
// IE9 fubars the placeholder attribute in text inputs and the arrows on
// select elements in input groups. To fix it, we float the input. Details:
// https://github.com/twbs/bootstrap/issues/11561#issuecomment-28936855
float: left;
width: 100%;
}
margin-bottom: 0;
}
}
.input-group-addon,
.input-group-btn,
.input-group .form-control {
@if $enable-flex {
// do nothing
} @else {
display: table-cell;
}
&:not(:first-child):not(:last-child) {
@include border-radius(0);
}
}
.input-group-addon,
.input-group-btn {
@if $enable-flex {
// do nothing
} @else {
width: 1%;
}
white-space: nowrap;
vertical-align: middle; // Match the inputs
}
// Sizing options
//
// Remix the default form control sizing classes into new ones for easier
// manipulation.
.input-group-lg > .form-control,
.input-group-lg > .input-group-addon,
.input-group-lg > .input-group-btn > .btn {
@extend .form-control-lg;
}
.input-group-sm > .form-control,
.input-group-sm > .input-group-addon,
.input-group-sm > .input-group-btn > .btn {
@extend .form-control-sm;
}
//
// Text input groups
//
.input-group-addon {
padding: $input-padding-y $input-padding-x;
font-size: $font-size-base;
font-weight: normal;
line-height: 1;
color: $input-color;
text-align: center;
background-color: $input-group-addon-bg;
border: 1px solid $input-group-addon-border-color;
@include border-radius($border-radius);
// Sizing
&.form-control-sm {
padding: $input-padding-y-sm $input-padding-x-sm;
font-size: $font-size-sm;
@include border-radius($border-radius-sm);
}
&.form-control-lg {
padding: $input-padding-x-lg $input-padding-x-lg;
font-size: $font-size-lg;
@include border-radius($border-radius-lg);
}
// Nuke default margins from checkboxes and radios to vertically center within.
input[type="radio"],
input[type="checkbox"] {
margin-top: 0;
}
}
//
// Reset rounded corners
//
.input-group .form-control:first-child,
.input-group-addon:first-child,
.input-group-btn:first-child > .btn,
.input-group-btn:first-child > .btn-group > .btn,
.input-group-btn:first-child > .dropdown-toggle,
.input-group-btn:last-child > .btn:not(:last-child):not(.dropdown-toggle),
.input-group-btn:last-child > .btn-group:not(:last-child) > .btn {
@include border-right-radius(0);
}
.input-group-addon:first-child {
border-right: 0;
}
.input-group .form-control:last-child,
.input-group-addon:last-child,
.input-group-btn:last-child > .btn,
.input-group-btn:last-child > .btn-group > .btn,
.input-group-btn:last-child > .dropdown-toggle,
.input-group-btn:first-child > .btn:not(:first-child),
.input-group-btn:first-child > .btn-group:not(:first-child) > .btn {
@include border-left-radius(0);
}
.input-group-addon:last-child {
border-left: 0;
}
//
// Button input groups
//
.input-group-btn {
position: relative;
// Jankily prevent input button groups from wrapping with `white-space` and
// `font-size` in combination with `inline-block` on buttons.
font-size: 0;
white-space: nowrap;
// Negative margin for spacing, position for bringing hovered/focused/actived
// element above the siblings.
> .btn {
position: relative;
+ .btn {
margin-left: -1px;
}
// Bring the "active" button to the front
@include hover-focus-active {
z-index: 2;
}
}
// Negative margin to only have a 1px border between the two
&:first-child {
> .btn,
> .btn-group {
margin-right: -1px;
}
}
&:last-child {
> .btn,
> .btn-group {
z-index: 2;
margin-left: -1px;
}
}
}