buttons.less
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	//
	// Buttons
	// --------------------------------------------------


	// Base styles
	// --------------------------------------------------

	.btn {
	display: inline-block;
	margin-bottom: 0; // For input.btn
	font-weight: @btn-font-weight;
	text-align: center;
	vertical-align: middle;
	touch-action: manipulation;
	cursor: pointer;
	background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
	border: 1px solid transparent;
	white-space: nowrap;
	.button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @border-radius-base);
	.user-select(none);

	&,
	&:active,
	&.active {
	&:focus,
	&.focus {
	.tab-focus();
	}
	}

	&:hover,
	&:focus,
	&.focus {
	color: @btn-default-color;
	text-decoration: none;
	}

	&:active,
	&.active {
	outline: 0;
	background-image: none;
	.box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
	}

	&.disabled,
	&[disabled],
	fieldset[disabled] & {
	cursor: @cursor-disabled;
	pointer-events: none; // Future-proof disabling of clicks
	.opacity(.65);
	.box-shadow(none);
	}
	}


	// Alternate buttons
	// --------------------------------------------------

	.btn-default {
	.button-variant(@btn-default-color; @btn-default-bg; @btn-default-border);
	}
	.btn-primary {
	.button-variant(@btn-primary-color; @btn-primary-bg; @btn-primary-border);
	}
	// Success appears as green
	.btn-success {
	.button-variant(@btn-success-color; @btn-success-bg; @btn-success-border);
	}
	// Info appears as blue-green
	.btn-info {
	.button-variant(@btn-info-color; @btn-info-bg; @btn-info-border);
	}
	// Warning appears as orange
	.btn-warning {
	.button-variant(@btn-warning-color; @btn-warning-bg; @btn-warning-border);
	}
	// Danger and error appear as red
	.btn-danger {
	.button-variant(@btn-danger-color; @btn-danger-bg; @btn-danger-border);
	}


	// Link buttons
	// -------------------------

	// Make a button look and behave like a link
	.btn-link {
	color: @link-color;
	font-weight: normal;
	border-radius: 0;

	&,
	&:active,
	&.active,
	&[disabled],
	fieldset[disabled] & {
	background-color: transparent;
	.box-shadow(none);
	}
	&,
	&:hover,
	&:focus,
	&:active {
	border-color: transparent;
	}
	&:hover,
	&:focus {
	color: @link-hover-color;
	text-decoration: underline;
	background-color: transparent;
	}
	&[disabled],
	fieldset[disabled] & {
	&: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
	.button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
	}
	.btn-sm {
	// line-height: ensure proper height of button next to small input
	.button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
	}
	.btn-xs {
	.button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @border-radius-small);
	}


	// Block button
	// --------------------------------------------------

	.btn-block {
	display: block;
	width: 100%;
	}

	// Vertically space out multiple block buttons
	.btn-block + .btn-block {
	margin-top: 5px;
	}

	// Specificity overrides
	input[type="submit"],
	input[type="reset"],
	input[type="button"] {
	&.btn-block {
	width: 100%;
	}
	}

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