[FIX] mis_builder: remove redundant css

mis_builder/static/src/css/custom.css

@@ -12,25 +12,6 @@
   text-decoration: underline;
 }
 
-.openerp .oe_mis_builder_buttons {
-  padding-bottom: 10px;
-}
-
-
-.openerp .mis_builder_ralign {
-  text-align: right;
-}
-
-.openerp .mis_builder a {
-  /* we don't want the link color, to respect user styles */
-  color: inherit;
-}
-
-.openerp .mis_builder a:hover {
-  /* underline links on hover to give a visual cue */
-  text-decoration: underline;
-}
-
 .openerp .oe_mis_builder_buttons {
   padding-bottom: 10px;
   padding-top: 10px;