Fix .icon in button (list)

src/stylesheets/Lungo.layout.list.styl

@@ -33,7 +33,7 @@
     & a
       display: block
 
-    & .icon, & img
+    & > .icon, > img
       float: left
       width: 32px
       height: 32px

src/stylesheets/css/Lungo.layout.list.css

@@ -33,8 +33,8 @@
 .list li a {
   display: block;
 }
-.list li .icon,
-.list li img {
+.list li > .icon,
+.list li > img {
   float: left;
   width: 32px;
   height: 32px;