header.less, got rid of some unused css classes related to the original post window

public/css/header.less

@@ -0,0 +1,17 @@
+
+#user_label { //belongs in header.less
+	img {
+		border: 1px solid #454;
+		margin-right: 8px;
+		margin-top: -2px;
+		float: left;
+		width:24px;
+		height:24px;
+	}
+
+	span {
+		font-size: 14px;
+		font-weight: 400;
+		color: #ded;
+	}
+}

public/css/nodebb.less

@@ -4,3 +4,4 @@
 @import "category";
 @import "noscript";
 @import "home";
+@import "header";

public/css/style.less

@@ -68,77 +68,6 @@ footer.footer {
 	}
 }
 
-#post_window {
-	width: 100%;
-	position: fixed;
-	height: 350px;
-	left: 0px;
-	bottom: 0px;
-	background: white;
-	z-index: 1500;
-
-	input {
-		width: 100%;
-		height: 30px;
-		padding: 5px;
-	}
-
-	textarea {
-		width: 100%;
-		background: #222;
-		height: 220px;
-		resize: none;
-		border-radius: 0;
-		border: 1px solid #111;
-		font-size: 16px;
-		color: #bebebe;
-		outline: 0;
-
-		&:focus {
-			outline: 0;
-			border:none !important;
-			box-shadow:none !important;
-		}
-	}
-
-	.post-title-container {
-		opacity: 0.8;
-		height: 50px;
-	}
-
-	.post-content-container {
-		opacity: 0.8;
-		background: #000;
-		width: 100%;
-		height: 300px;
-	}
-}
-
-
-
-#user_label { //belongs in header.less
-	img {
-		border: 1px solid #454;
-		margin-right: 8px;
-		margin-top: -2px;
-		float: left;
-		width:24px;
-		height:24px;
-	}
-
-	span {
-		font-size: 14px;
-		font-weight: 400;
-		color: #ded;
-	}
-}
-
-#reply_title {
-	font-size: 17px;
-	padding-top: 14px;
-	font-weight: 600;
-}
-
 .alt-logins {
 	margin: 0 0 0 1em;
 	padding: 0;