MD Settings: Network and bluetooth polish

chrome/browser/resources/settings/internet_page/internet_detail_page.html

 <link rel="import" href="chrome://resources/cr_elements/cr_expand_button/cr_expand_button.html">
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_network_icon.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_onc_types.html">
 <link rel="import" href="chrome://resources/cr_elements/policy/cr_policy_indicator.html">
 <link rel="import" href="chrome://resources/cr_elements/policy/cr_policy_network_behavior.html">
 <link rel="import" href="chrome://resources/cr_elements/policy/cr_policy_network_indicator.html">
 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-collapse/iron-collapse.html">
@@ skipping 43 matching lines @@
 
       .settings-box.stretch {
         align-items: stretch;
       }
 
       .settings-box:first-of-type {
         border-top: none;
       }
 
       #buttonDiv paper-button {
-        margin: 10px 0;
+        /* Align text edge with trailing margin (12px button padding) */
+        -webkit-margin-end: -12px;
+        /* 8px spacing between highlight edges. */
+        -webkit-margin-start: calc(12px + 8px);
+        margin-bottom: 10px;
+        margin-top: 10px;
       }
 
       #networkState {
         -webkit-padding-start: 8px;
         font-size: 107.69%;  /* 14px / 13px */
         font-weight: 500;
       }
 
       #networkState[connected] {
         color: var(--google-green-500);
@@ skipping 216 matching lines @@
           <network-proxy editable prefs="{{prefs}}"
               on-proxy-change="onProxyChange_"
               network-properties="[[networkProperties]]">
           </network-proxy>
         </iron-collapse>
       </template>
     </template>
   </template>
   <script src="internet_detail_page.js"></script>
 </dom-module>