removed unnecessary styling

less/topic.less

@@ -59,16 +59,10 @@
 
 	[component="post/upvote"], [component="post/downvote"] {
 		color: @gray-light;
-		width: 20px;
-		height: 20px;
-		line-height: 18px;
-		text-align: center;
-		display: inline-block;
 	}
 
 	[component="post/upvote"].upvoted, [component="post/downvote"].downvoted {
 		color: @brand-primary;
-		line-height: 18px;
 	}
 
 	.stats {