tt-rss/themes/compact.css

@import "default.php";

body,
.claro .dijitMenu .dijitMenuItemLabel,
.claro .content-inner,
.claro #content-insert,
.claro .cdm .content,
.claro .post .content { 
	font-size : 12px ! important;
}

.claro .post .header,
.claro #floatingTitle a.title,
.claro .cdm .title {
	font-size : 13px ! important;
}