issue 3741 - Add "remove" option to list items in new options page

skin/options.css

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 82 matching lines @@
 
 input[type="text"], input[type="search"]
 {
   -webkit-box-sizing: border-box;
   -moz-box-sizing: border-box;
   box-sizing: border-box;
 }
 
 button[role="checkbox"]
 {
-  vertical-align: top;
   width: 18px;
   height: 18px;
   margin-top: 0px;
   -moz-margin-end: 20px;
   -webkit-margin-end: 20px;
   padding: 0px;
   border: none;
   background-color: transparent;
   background-position: -51px 0px;
 }
@@ skipping 238 matching lines @@
 {
   list-style: none;
   margin: 0px;
   padding: 0px;
   position: relative;
 }
 
 .table li
 {
   display: flex;
-  padding: 12px 0px;
-  -webkit-padding-start: 16px;
-  -moz-padding-start: 16px;
+  align-items: center;
+  padding: 12px 16px;
   border-radius: 3px;
 }
 
 .table.list li .display
 {
   flex: 1;
   line-height: 16px;
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
@@ skipping 19 matching lines @@
 
 button[disabled="true"]
 {
   border-radius: 2px;
   background-color: #ccc;
 }
 
 .table button.delete
 {
   background-color: transparent;
-  background-position: -9px -32px;
+  background-position: -50px -52px;
   border: 0px;
   height: 10px;
-  margin-top: 5px;
-  -moz-margin-end: 20px;
-  -webkit-margin-end: 20px;
   padding: 0px;
   cursor: pointer;
   width: 10px;
 }
 
-.table .popular
+.table button.delete:hover
 {
-  color: #1E8728;
-  font-size: 12px;
-  -moz-padding-end: 12px;
-  -webkit-padding-end: 12px;
+  background-position: -59px -52px;
 }
 
 .tabs.horizontal
 {
   display: flex;
   margin-bottom: 0px;
   padding: 0px;
 }
 
 .tabs.horizontal li
@@ skipping 204 matching lines @@
   padding-bottom: 10px;
   color: black;
   font-weight: 600;
 }
 
 #all-filter-lists .table
 {
   display: inline-block;
 }
 
-#all-filter-lists .table li
-{
-  padding-left: 16px;
-  padding-right: 16px;
-}
-
 #all-filter-lists .table li > div
 {
   display: flex;
   width: 330px;
 }
 
 .table-header
 {
   display: flex;
 }
@@ skipping 653 matching lines @@
 #other-language .button-add::before
 {
   display: none;
 }
 
 #other-language .display
 {
   -webkit-margin-start: 10px;
   -moz-margin-start: 10px;
 }