add icon on forms

css/src/main.css

@@ -1181,13 +1181,22 @@ button.gray:focus,
   width: 38px;
   height: 28px;
   right: 7px;
-  top: 28px;
+  top: 7px;
   -moz-box-shadow: none;
   box-shadow: none;
   line-height: 1.7rem;
   border-radius: 2px;
 }
 
+.postfix.button i, .prefix.button i {
+  left: 12px;
+  top: 0;
+  border: none;
+  -moz-box-shadow: none;
+  box-shadow: none;
+  color: #fff;
+}
+
 label.postfix, span.postfix {
   height: 40px;
   border: none;
@@ -1292,6 +1301,8 @@ a:hover .photo-container  {
   float: left;
 }
 
+.input { position: relative;}
+
 .input i {
   position: absolute;
   top: 25%;