silverstripe-framework/css/Form.css

/**
 * Fields
 */
form fieldset {
	margin: 0;
	padding: 0;
	border-style: none;
}

form .field {
	clear: both;
	padding: 0.2em;
	margin: 0 0 0 10em;
	vertical-align: middle;
}

form .field.nolabel {
	margin-left: 0;
}

form label.left {
	float: left;
	width: 10em;
	margin-left: -10em;
}

form input.maxlength {
	width: auto;
}

form .actions{
	float : right;
}

form .validation,
form .error,
form .required
{
	border: 1px solid #f00;
	background: #fcc;
	padding: 0.5em;
	width: 50%;
}

form .field span.readonly {
	border: 1px #CCC dotted;
	background-color: #F7F7F7;
	display: block;
	width: 98%;
	padding: 3px;
	margin:5px 0;
}

form .indicator.inline {
	display: inline;
	margin-left: 5px;
	vertical-align: middle;
}

form .indicator.block {
	display: inline;
}

/* Emulating link styling for actions requiring lesser attention, e.g. "cancel" FormActions */
form button.minorAction {
	background: none;
	padding: 0;
	border: 0;
	color: #0074C6; /* same for "a" tag in cms/css/typography.css */
	text-decoration: underline;
}


/**
 * Composite Fields - raw concatenation of fields for programmatic purposes.
 */
.right form div.field.CompositeField {
	margin-left: 7.5em;
}
.right form div.field.CompositeField div.field {
	font-size: 1em;
}

.right form div.field.CompositeField {
	clear: both;
}	
.right form div.field.CompositeField label.left {
	float: left;
	width: 10em;
	margin-left: -10em;
}

.right form div.column2 {
	float: left;
	width: 45%;
	margin-right: 4%;
}

.right form div.multicolumn {
	width: 100%;
	float: left;
	clear: left;
}

/**
 * Messages
 */
form .message {
	margin: 1em 0;
	padding: 0.5em;
	font-weight: bold;
	border: 1px black solid;
	background-color: #B9FFB9;
	border-color: #00FF00;
}
	form .message.warning {
		background-color: #FFD2A6;
		border-color: #FF9300;
	}
	form .message.bad {
		background-color: #FF8080;
		border-color: #FF0000;
	}
	form .message.required,
	form .message.validation {
		display:block;
		margin-top:5px;
		color:#FF9300;
		width:240px;
		border-color: #FF9300;
	}
	form .message.validation {
		color:#FF4040;
		width:240px;
		border-color: #FF4040;
	}