// scss-lint:disable QualifyingElement
// // Base styles //
.btn {
display: inline-block; font-weight: $btn-font-weight; line-height: $btn-line-height; text-align: center; white-space: nowrap; vertical-align: middle; cursor: pointer; user-select: none; border: $input-btn-border-width solid transparent; @include button-size($btn-padding-y, $btn-padding-x, $font-size-base, $btn-border-radius); @include transition(all .2s ease-in-out); &, &:active, &.active { &:focus, &.focus { @include tab-focus(); } } @include hover-focus { text-decoration: none; } &.focus { text-decoration: none; } &:active, &.active { background-image: none; outline: 0; @include box-shadow($btn-active-box-shadow); } &.disabled, &:disabled { cursor: $cursor-disabled; opacity: .65; @include box-shadow(none); }
}
// Future-proof disabling of clicks on `<a>` elements a.btn.disabled, fieldset a.btn {
pointer-events: none;
}
// // Alternate buttons //
.btn-primary {
@include button-variant($btn-primary-color, $btn-primary-bg, $btn-primary-border);
} .btn-secondary {
@include button-variant($btn-secondary-color, $btn-secondary-bg, $btn-secondary-border);
} .btn-info {
@include button-variant($btn-info-color, $btn-info-bg, $btn-info-border);
} .btn-success {
@include button-variant($btn-success-color, $btn-success-bg, $btn-success-border);
} .btn-warning {
@include button-variant($btn-warning-color, $btn-warning-bg, $btn-warning-border);
} .btn-danger {
@include button-variant($btn-danger-color, $btn-danger-bg, $btn-danger-border);
}
// Remove all backgrounds .btn-outline-primary {
@include button-outline-variant($btn-primary-bg);
} .btn-outline-secondary {
@include button-outline-variant($btn-secondary-border);
} .btn-outline-info {
@include button-outline-variant($btn-info-bg);
} .btn-outline-success {
@include button-outline-variant($btn-success-bg);
} .btn-outline-warning {
@include button-outline-variant($btn-warning-bg);
} .btn-outline-danger {
@include button-outline-variant($btn-danger-bg);
}
// // Link buttons //
// Make a button look and behave like a link .btn-link {
font-weight: normal; color: $link-color; border-radius: 0; &, &:active, &.active, &:disabled { background-color: transparent; @include box-shadow(none); } &, &:focus, &:active { border-color: transparent; } @include hover { border-color: transparent; } @include hover-focus { color: $link-hover-color; text-decoration: $link-hover-decoration; background-color: transparent; } &:disabled { @include hover-focus { color: $btn-link-disabled-color; text-decoration: none; } }
}
// // Button Sizes //
.btn-lg {
// line-height: ensure even-numbered height of button next to large input @include button-size($btn-padding-y-lg, $btn-padding-x-lg, $font-size-lg, $btn-border-radius-lg);
} .btn-sm {
// line-height: ensure proper height of button next to small input @include button-size($btn-padding-y-sm, $btn-padding-x-sm, $font-size-sm, $btn-border-radius-sm);
}
// // Block button //
.btn-block {
display: block; width: 100%;
}
// Vertically space out multiple block buttons .btn-block + .btn-block {
margin-top: $btn-block-spacing-y;
}
// Specificity overrides input, input, input {
&.btn-block { width: 100%; }
}