.entry-content .post-series {
    background: #f6f6f6;
	border: 1px solid #ddd;
	-moz-border-radius: 3px;
	border-radius: 3px;
	margin: 0 0 1.625em;
	padding: 1.625em;
}

.post-series-item-excerpt{
    font-size:60%;
}