// stylelint-disable selector-no-qualifying-type
// // Base styles //
.btn {
display: inline-block; font-weight: $btn-font-weight; color: $body-color; text-align: center; vertical-align: middle; user-select: none; background-color: transparent; border: $btn-border-width solid transparent; @include button-size($btn-padding-y, $btn-padding-x, $btn-font-size, $btn-line-height, $btn-border-radius); @include transition($btn-transition); @include hover { color: $body-color; text-decoration: none; } &:focus, &.focus { outline: 0; box-shadow: $btn-focus-box-shadow; } // Disabled comes first so active can properly restyle &.disabled, &:disabled { opacity: $btn-disabled-opacity; @include box-shadow(none); } // Opinionated: add "hand" cursor to non-disabled .btn elements &:not(:disabled):not(.disabled) { cursor: pointer; } &:not(:disabled):not(.disabled):active, &:not(:disabled):not(.disabled).active { @include box-shadow($btn-active-box-shadow); &:focus { @include box-shadow($btn-focus-box-shadow, $btn-active-box-shadow); } }
}
// Future-proof disabling of clicks on `<a>` elements a.btn.disabled, fieldset:disabled a.btn {
pointer-events: none;
}
// // Alternate buttons //
@each $color, $value in $theme-colors {
.btn-#{$color} { @include button-variant($value, $value); }
}
@each $color, $value in $theme-colors {
.btn-outline-#{$color} { @include button-outline-variant($value); }
}
// // Link buttons //
// Make a button look and behave like a link .btn-link {
font-weight: $font-weight-normal; color: $link-color; @include hover { color: $link-hover-color; text-decoration: $link-hover-decoration; } &:focus, &.focus { text-decoration: $link-hover-decoration; box-shadow: none; } &:disabled, &.disabled { color: $btn-link-disabled-color; pointer-events: none; } // No need for an active state here
}
// // Button Sizes //
.btn-lg {
@include button-size($btn-padding-y-lg, $btn-padding-x-lg, $btn-font-size-lg, $btn-line-height-lg, $btn-border-radius-lg);
}
.btn-sm {
@include button-size($btn-padding-y-sm, $btn-padding-x-sm, $btn-font-size-sm, $btn-line-height-sm, $btn-border-radius-sm);
}
// // Block button //
.btn-block {
display: block; width: 100%; // Vertically space out multiple block buttons + .btn-block { margin-top: $btn-block-spacing-y; }
}
// Specificity overrides input, input, input {
&.btn-block { width: 100%; }
}