Fix list style for sp

resource/css/_layout.scss

@@ -224,7 +224,6 @@
 @media (max-width: $screen-xs-max) { // {{{ iPhone size
   .crowi.main-container { // {{{
     .main {
-      padding: 10px;
       article header {
         .bookmark-link {
           font-size: 1em;