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+// |
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+// Buttons |
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+// -------------------------------------------------- |
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+ |
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+ |
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+// Base styles |
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+// -------------------------------------------------- |
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+ |
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+.btn { |
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+ display: inline-block; |
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+ margin-bottom: 0; // For input.btn |
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+ font-weight: @btn-font-weight; |
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+ text-align: center; |
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+ vertical-align: middle; |
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+ touch-action: manipulation; |
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+ cursor: pointer; |
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+ background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214 |
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+ border: 1px solid transparent; |
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+ white-space: nowrap; |
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+ .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @btn-border-radius-base); |
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+ .user-select(none); |
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+ |
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+ &, |
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+ &:active, |
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+ &.active { |
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+ &:focus, |
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+ &.focus { |
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+ .tab-focus(); |
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+ } |
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+ } |
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+ |
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+ &:hover, |
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+ &:focus, |
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+ &.focus { |
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+ color: @btn-default-color; |
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+ text-decoration: none; |
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+ } |
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+ |
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+ &:active, |
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+ &.active { |
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+ outline: 0; |
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+ background-image: none; |
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+ .box-shadow(inset 0 3px 5px rgba(0,0,0,.125)); |
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+ } |
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+ |
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+ &.disabled, |
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+ &[disabled], |
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+ fieldset[disabled] & { |
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+ cursor: @cursor-disabled; |
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+ .opacity(.65); |
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+ .box-shadow(none); |
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+ } |
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+ |
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+ a& { |
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+ &.disabled, |
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+ fieldset[disabled] & { |
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+ pointer-events: none; // Future-proof disabling of clicks on `<a>` elements |
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+ } |
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+ } |
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+} |
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+ |
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+ |
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+// Alternate buttons |
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+// -------------------------------------------------- |
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+ |
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+.btn-default { |
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+ .button-variant(@btn-default-color; @btn-default-bg; @btn-default-border); |
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+} |
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+.btn-primary { |
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+ .button-variant(@btn-primary-color; @btn-primary-bg; @btn-primary-border); |
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+} |
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+// Success appears as green |
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+.btn-success { |
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+ .button-variant(@btn-success-color; @btn-success-bg; @btn-success-border); |
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+} |
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+// Info appears as blue-green |
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+.btn-info { |
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+ .button-variant(@btn-info-color; @btn-info-bg; @btn-info-border); |
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+} |
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+// Warning appears as orange |
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+.btn-warning { |
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+ .button-variant(@btn-warning-color; @btn-warning-bg; @btn-warning-border); |
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+} |
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+// Danger and error appear as red |
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+.btn-danger { |
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+ .button-variant(@btn-danger-color; @btn-danger-bg; @btn-danger-border); |
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+} |
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+ |
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+ |
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+// Link buttons |
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+// ------------------------- |
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+ |
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+// Make a button look and behave like a link |
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+.btn-link { |
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+ color: @link-color; |
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+ font-weight: normal; |
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+ border-radius: 0; |
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+ |
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+ &, |
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+ &:active, |
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+ &.active, |
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+ &[disabled], |
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+ fieldset[disabled] & { |
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+ background-color: transparent; |
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+ .box-shadow(none); |
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+ } |
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+ &, |
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+ &:hover, |
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+ &:focus, |
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+ &:active { |
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+ border-color: transparent; |
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+ } |
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+ &:hover, |
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+ &:focus { |
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+ color: @link-hover-color; |
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+ text-decoration: @link-hover-decoration; |
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+ background-color: transparent; |
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+ } |
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+ &[disabled], |
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+ fieldset[disabled] & { |
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+ &:hover, |
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+ &:focus { |
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+ color: @btn-link-disabled-color; |
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+ text-decoration: none; |
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+ } |
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+ } |
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+} |
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+ |
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+ |
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+// Button Sizes |
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+// -------------------------------------------------- |
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+ |
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+.btn-lg { |
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+ // line-height: ensure even-numbered height of button next to large input |
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+ .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @btn-border-radius-large); |
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+} |
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+.btn-sm { |
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+ // line-height: ensure proper height of button next to small input |
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+ .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @btn-border-radius-small); |
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+} |
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+.btn-xs { |
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+ .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @btn-border-radius-small); |
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+} |
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+ |
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+ |
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+// Block button |
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+// -------------------------------------------------- |
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+ |
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+.btn-block { |
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+ display: block; |
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+ width: 100%; |
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+} |
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+ |
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+// Vertically space out multiple block buttons |
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+.btn-block + .btn-block { |
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+ margin-top: 5px; |
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+} |
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+ |
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+// Specificity overrides |
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+input[type="submit"], |
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+input[type="reset"], |
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+input[type="button"] { |
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+ &.btn-block { |
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+ width: 100%; |
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+ } |
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+} |