fix add/save list buttons

react/src/components/ListActions.js

@@ -7,10 +7,9 @@ import React from 'react';
 import PropTypes from 'prop-types';
 
 const button = {
-  width: 24,
-  height: 24,
+  width: 30,
+  height: 30,
   padding: 0,
-  margin: 3,
 };
 
 const icon = {

react/src/components/Selector.js

@@ -7,7 +7,7 @@ import CheckIcon from '@material-ui/icons/Check';
 import './Selector.css';
 
 const button = {
-  width: 16,
+  width: 36,
   height: 36,
 };