remove expandable CDM headlines

css/cdm.less

@@ -115,66 +115,6 @@
 
 }
 
-.cdm.expandable {
-	background-color : #f0f0f0;
-	border: 0px solid #ddd;
-	border-bottom-width: 1px;
-
-	> hr {
-		display : none;
-	}
-
-	div.cdmHeader span.titleWrap {
-		white-space : nowrap;
-		text-overflow : ellipsis;
-		overflow : hidden;
-		max-width : 500px;
-	}
-}
-
-.cdm.expandable.Unread {
-	background : white;
-}
-
-.cdm.expandable.Selected:not(.active) {
-	background : desaturate(@color-accent, 25%);
-
-	a,
-	.cdmHeader a.title,
-	span {
-		color : white;
-	}
-}
-
-.cdm.expandable.active {
-	background : white ! important;
-}
-
-div.cdm.expandable.active div.cdmHeader span.titleWrap {
-	white-space : normal;
-}
-
-div.cdm.expandable div.cdmHeader a.title {
-	font-weight : 600;
-	color : @default-text;
-	font-size : 14px;
-	transition : color 0.2s, background 0.2s;
-	text-rendering: optimizelegibility;
-	font-family : @fonts-ui-bold;
-}
-
-div.cdm.expandable.Unread div.cdmHeader a.title {
-	color : black;
-}
-
-div.cdm.expandable.active div.cdmHeader a.title {
-	color: @color-link;
-	font-size: 16px;
-	font-weight: 600;
-	text-rendering: optimizelegibility;
-	font-family: @fonts-ui-bold;
-}
-
 div.cdm.expanded div.cdmHeader {
 	background : transparent ! important;
 }