Template:OOUI Alert/styles.css

.fake-ooui-alert {
	border: 1px solid #a2a9b1;
	border-radius: 2px;
	box-shadow: 0 2px 2px rgba(0, 0, 0, 0.25);
	background: #fff;
	width: 500px;
	float: right;
	clear: right;
	margin: 0 0 1em 1em;
}
.fake-ooui-alert-text {
	padding: 12px 16px 16px;
	font-size: 1.1em;
	line-height: 22px;
}
.fake-ooui-alert-action {
	text-align: center;
	line-height: 40px;
	outline: 1px solid #a2a9b1;
	background: #f8f9fa;
	color: #202122;
	font-weight: bold;
	cursor: pointer;
}
.fake-ooui-alert-action:hover {
	background: #fff;
	color: #404244;
}