implement some image resizing (todo: implement in whole website)

fix/improve css
change arrow-fade mode

assets/js/arrow-fade.js

@@ -1,7 +1,9 @@
 // JavaScript Document
 $(document).ready(function(){
 	$(window).scroll(function(){
-		if($(this).scrollTop() > $(window).height()*0.3){
+		if($(this).scrollTop() >
+		//$(window).height()*0.3){
+		100) {
 			$(".arrow-down").css({"opacity" : "0"});
 		} else {
 			$(".arrow-down").css({"opacity" : "0.4"});

assets/js/remark42-comments.js

@@ -1,5 +1,5 @@
 var remark_config = {
-  host: "https://comments.mind-overflow.net", // hostname of remark server, same as REMARK_URL in backend config, e.g. "https://demo.remark42.com"
+  host: "https://comments.mind-overflow.net",
   site_id: 'mindoverflow',
   components: ['embed'], // optional param; which components to load. default to ["embed"]
                          // to load all components define components as ['embed', 'last-comments', 'counter']