twbs--bootstrap/scss/_custom-forms.scss

// Embedded icons from Open Iconic.
// Released under MIT and copyright 2014 Waybury.
// http://useiconic.com/open

// Checkboxes and radios
//
// Base class takes care of all the key behavioral aspects.

.c-input {
	position: relative;
	display: inline-block;
	padding-left: 1.5rem;
	color: #555;
	font-weight: normal;
	cursor: pointer;

	> input {
		position: absolute;
		opacity: 0;
		z-index: -1; /* Put the input behind the label so it doesn't overlay text */

		&:focus ~ .c-indicator {
			box-shadow: 0 0 0 .075rem #fff, 0 0 0 .2rem #0074d9;
		}

		&:checked ~ .c-indicator {
			color: #fff;
			background-color: #0074d9;
		}

		&:active ~ .c-indicator {
			color: #fff;
			background-color: #84c6ff;
		}
	}
}

// Custom indicator
//
// Generates a shadow element to create our makeshift checkbox/radio background.

.c-indicator {
	position: absolute;
	top: .25rem;
	left: 0;
	display: block;
	width:  1rem;
	height: 1rem;
	line-height: 1rem;
	font-size: 65%;
	color: #eee;
	text-align: center;
	background-color: #eee;
	background-size: 50% 50%;
	background-position: center center;
	background-repeat: no-repeat;
	user-select: none;
}

// Checkboxes
//
// Tweak just a few things for checkboxes.

.c-checkbox {
	.c-indicator {
		border-radius: .25rem;
	}

	input:checked ~ .c-indicator {
		background-image: url(data:image/svg+xml;base64,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);
	}
}

// Radios
//
// Tweak just a few things for radios.

.c-radio {
	.c-indicator {
		border-radius: 50%;
	}

  input:checked ~ .c-indicator {
		background-image: url(data:image/svg+xml;base64,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);
	}
}

/* Alternately, use another character */
.control-x input:checked ~ .control-indicator {
	background-image: url(data:image/svg+xml;base64,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);
}
.control-dash input:checked ~ .control-indicator {
	background-image: url(data:image/svg+xml;base64,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)
}



/*
* Select
*/

.select {
	position: relative;
	display: inline-block;
	color: #555;
}
.select select {
	display: inline-block;
	width: 100%;
	margin: 0;
	padding: .5rem 2.25rem .5rem 1rem;
	line-height: 1.5;
	color: #555;
	background-color: #eee;
	border: 0;
	border-radius: .25rem;
	cursor: pointer;
	outline: 0;
	-webkit-appearance: none;
		-moz-appearance: none;
					appearance: none;
}
/* Undo the Firefox inner focus ring */
.select select:focus:-moz-focusring {
	color: transparent;
	text-shadow: 0 0 0 #000;
}
/* Dropdown arrow */
.select:after {
	position: absolute;
	top: 50%;
	right: 1.25rem;
	display: inline-block;
	content: "";
	width: 0;
	height: 0;
	margin-top: -.15rem;
	pointer-events: none;
	border-top: .35rem solid;
	border-right: .35rem solid transparent;
	border-bottom: .35rem solid transparent;
	border-left: .35rem solid transparent;
}

/* Hover state */
/* Uncomment if you need it, but be aware of the sticky iOS states.
.select select:hover {
	background-color: #ddd;
}
*/

/* Focus */
.select select:focus {
	box-shadow: 0 0 0 .075rem #fff, 0 0 0 .2rem #0074d9;
}

/* Active/open */
.select select:active {
	color: #fff;
	background-color: #0074d9;
}

/* Hide the arrow in IE10 and up */
.select select::-ms-expand {
	display: none;
}

/* Media query to target Firefox only */
@-moz-document url-prefix() {
	/* Firefox hack to hide the arrow */
	.select select {
		text-indent: 0.01px;
		text-overflow: '';
		padding-right: 1rem;
	}

	/* <option> elements inherit styles from <select>, so reset them. */
	.select option {
		background-color: #fff;
	}
}

/* IE9 hack to hide the arrow */
@media screen and (min-width:0\0) {
	.select select {
		z-index: 1;
		padding: .5rem 1.5rem .5rem 1rem;
	}
	.select:after {
		z-index: 5;
	}
	.select:before {
		position: absolute;
		top: 0;
		right: 1rem;
		bottom: 0;
		z-index: 2;
		content: "";
		display: block;
		width: 1.5rem;
		background-color: #eee;
	}
	.select select:hover,
	.select select:focus,
	.select select:active {
		color: #555;
		background-color: #eee;
	}
}



/*
* File
*/

.file {
	position: relative;
	display: inline-block;
	cursor: pointer;
	height: 2.5rem;
}
.file input {
	min-width: 14rem;
	margin: 0;
	filter: alpha(opacity=0);
	opacity: 0;
}
.file-custom {
	position: absolute;
	top: 0;
	right: 0;
	left: 0;
	z-index: 5;
	height: 2.5rem;
	padding: .5rem 1rem;
	line-height: 1.5;
	color: #555;
	background-color: #fff;
	border: .075rem solid #ddd;
	border-radius: .25rem;
	box-shadow: inset 0 .2rem .4rem rgba(0,0,0,.05);
	-webkit-user-select: none;
		-moz-user-select: none;
			-ms-user-select: none;
					user-select: none;
}
.file-custom:after {
	content: "Choose file...";
}
.file-custom:before {
	position: absolute;
	top: -.075rem;
	right: -.075rem;
	bottom: -.075rem;
	z-index: 6;
	display: block;
	content: "Browse";
	height: 2.5rem;
	padding: .5rem 1rem;
	line-height: 1.5;
	color: #555;
	background-color: #eee;
	border: .075rem solid #ddd;
	border-radius: 0 .25rem .25rem 0;
}

/* Focus */
.file input:focus ~ .file-custom {
	box-shadow: 0 0 0 .075rem #fff, 0 0 0 .2rem #0074d9;
}


/*
* Control layouts
*/

.controls-stacked {
	margin: 1rem 0;
}
.controls-stacked .control,
.controls-stacked .progress {
	display: block;
}
.controls-stacked .control + .control,
.controls-stacked .progress + .progress {
	margin-top: .5rem;
}

.controls-inline {
	margin: 1rem 0;
}
.controls-inline .control {
	display: inline-block;
	height: 1rem;
}
.controls-inline .control + .control {
	margin-left: 1rem;
}