Css optimisation, message-box

- Add class message-box which combined with .error or .success
replaces errorbox and successbox.
- responsive for rtl

modules/core/templates/loginuserpass.twig

@@ -12,7 +12,7 @@
     {% if errorcode %}
     <div class="pure-g">
         <div class="pure-u-1">
-            <div class="errorbox b-radius">
+            <div class="message-box error">
 
                 {% set errtitles = errorcodes['title'] %}
                 {% set errtitle = errtitles[errorcode] %}

modules/sanitycheck/templates/check.twig

@@ -6,7 +6,7 @@
 
 {% if errors %}
 
-<div class="errorbox">
+<div class="message-box error">
     <div class="pure-g">
         <div class="pure-u-1-12">
             <span class="fa fa-times-circle fa-2x"></span>
@@ -25,7 +25,7 @@
 {% endif %}
 
 {% if info %}
-<div class="successbox">
+<div class="message-box success">
     <div class="pure-g">
         <div class="pure-u-1-12">
             <span class="fa fa-check fa-2x"> </span>

www/assets/css/src/default-rtl.css

@@ -86,20 +86,17 @@ fieldset.fancyfieldset legend {
 	left:0;
 	right: auto;
 }
-.errorbox {
+.message-box {
 	border-left-style: initial;
 	border-left-width: 0;
 	border-left-color: none;
 	border-right-style: solid;
 	border-right-width: 0.3125rem;
+}
+.message-box.error{
 	border-right-color: #cc4b37;
 }
-.successbox{
-	border-left-style: initial;
-	border-left-width: 0;
-	border-left-color: none;
-	border-right-style: solid;
-	border-right-width: 0.3125rem;
+.message-box.success{
 	border-right-color: #46cc48;
 }
 

www/assets/css/src/default.css

@@ -121,25 +121,22 @@ CONTENT
     padding-top: 2em;
     padding-bottom: 4rem;
 }
-.errorbox {
-    padding: 1.3rem;
-    margin: 0 0 1rem 0;
-    background-color: #f7e4e1;
+
+.message-box {
     border-left-style: solid;
     border-left-width: 0.3125rem;
-    border-left-color: #cc4b37;
-    position: relative;
     box-shadow: 0 5px 8px -6px rgba(0, 0, 0, 0.2);
-}
-.successbox{
-    padding: 1.3rem;
     margin: 0 0 1rem 0;
+    padding: 1.3rem;
+    position: relative;
+}
+.message-box.error {
+    background-color: #f7e4e1;
+    border-left-color: #cc4b37;
+}
+.message-box.success {
     background-color: #daf7e6;
-    border-left-style: solid;
-    border-left-width: 0.3125rem;
     border-left-color: #46cc48;
-    position: relative;
-    box-shadow: 0 5px 8px -6px rgba(0, 0, 0, 0.2);
 }
 
 .auth_methods{