jquery-ui/themes/base/spinner.css

/*!
 * jQuery UI Spinner @VERSION
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/spinner/#theming
 */
.ui-spinner {
	position: relative;
	display: inline-block;
	overflow: hidden;
	padding: 0;
	vertical-align: middle;
}
.ui-spinner-input {
	border: none;
	background: none;
	color: inherit;
	padding: .222em 0;
	margin: .2em 0;
	vertical-align: middle;
	margin-left: .4em;
	margin-right: 22px;
}
.ui-spinner-button {
	width: 16px;
	height: 50%;
	font-size: .5em;
	padding: 0;
	margin: 0;
	text-align: center;
	position: absolute;
	cursor: default;
	display: block;
	overflow: hidden;
	right: 0;
}
/* more specificity required here to override default borders */
.ui-spinner a.ui-spinner-button {
	border-top-style: none;
	border-bottom-style: none;
	border-right-style: none;
}
/* vertically center icon */
.ui-spinner .ui-icon {
	position: absolute;
	margin-top: -8px;
	top: 50%;
	left: 0;
}
.ui-spinner-up {
	top: 0;
}
.ui-spinner-down {
	bottom: 0;
}

/* TR overrides */
.ui-spinner .ui-icon-triangle-1-s {
	/* need to fix icons sprite */
	background-position: -65px -16px;
}