Restyled erros pages & avatar class

Author: dzaporozhets

app/assets/stylesheets/common.scss

@@ -249,7 +249,7 @@ ul.bordered-list li:last-child { border:none }
 li.commit {
   .avatar {
     width:24px;
-    top:-3px;
+    top:-5px;
     margin-right:10px;
     margin-left:10px;
   }
@@ -305,12 +305,7 @@ p.time {
 }
 
 .styled_image {
-  -webkit-border-radius: 4px;
-  -moz-border-radius: 4px;
-  border-radius: 4px;
-  -moz-box-shadow: 0 0 5px #888;
-  -webkit-box-shadow: 0 0 5px#888;
-  box-shadow: 0 0 5px #888;
+  border:2px solid #ddd;
 }
 
 .event_feed {
@@ -729,3 +724,14 @@ li.note {
     }
   }
 }
+
+.git_error_tips {
+  @extend .span6;
+  text-align:left;
+  margin-top:40px;
+  pre {
+    background:white;
+    border:none;
+    font-size: 12px;
+  }
+}