Reinstate the error code to main content area + bug fixes on security / network interstitials

chrome/browser/resources/security_warnings/interstitial_v2.css

 /* Copyright 2014 The Chromium Authors. All rights reserved.
    Use of this source code is governed by a BSD-style license that can be
    found in the LICENSE file. */
 
 a {
   color: #585858;
 }
 
 .bad-clock .icon {
   background-image: -webkit-image-set(
@@ skipping 13 matching lines @@
 
 button {
   background: rgb(76, 142, 250);
   border: 0;
   border-radius: 2px;
   box-sizing: border-box;
   color: #fff;
   cursor: pointer;
   float: right;
   font-size: .875em;
-  height: 36px;
-  margin: -6px 0 0;
-  padding: 8px 24px;
+  margin: 0;
+  padding: 10px 24px;
   transition: box-shadow 200ms cubic-bezier(0.4, 0, 0.2, 1);
 }
 
 [dir='rtl'] button {
   float: left;
 }
 
 button:active {
   background: rgb(50, 102, 213);
   outline: 0;
 }
 
 button:hover {
   box-shadow: 0 1px 3px rgba(0, 0, 0, .50);
 }
 
 #debugging {
+  display: inline;
   overflow: auto;
 }
 
 .debugging-content {
   line-height: 1em;
   margin-bottom: 0;
-  margin-top: 0;
+  margin-top: 1em;
 }
 
 .debugging-title {
   font-weight: bold;
 }
 
 #details {
   color: #696969;
   margin: 45px 0 50px;
 }
 
 #details p:not(:first-of-type) {
   margin-top: 20px;
 }
 
 #details-button {
   background: inherit;
   border: 0;
   float: none;
-  margin: -6px 0 0;
-  padding: 0;
+  margin: 0;
+  padding: 10px 0;
   text-decoration: underline;
 }
 
 #details-button:hover {
   box-shadow: inherit;
 }
 
-#error-code {
-  color: black;
-  font-size: .825em;
-  opacity: .35;
+.error-code {
+  color: #777;
+  display: inline;
+  font-size: .86667em;
+  margin-top: 15px;
+  opacity: .5;
   text-transform: uppercase;
 }
 
 #error-debugging-info {
   font-size: 0.8em;
-  overflow: auto;
 }
 
 h1 {
   color: #333;
   font-size: 1.6em;
   font-weight: normal;
   line-height: 1.25em;
   margin-bottom: 16px;
 }
 
@@ skipping 25 matching lines @@
 
 .interstitial-wrapper {
   box-sizing: border-box;
   font-size: 1em;
   line-height: 1.6em;
   margin: 100px auto 0;
   max-width: 600px;
   width: 100%;
 }
 
+#main-message > p {
+  display: inline;
+}
+
 #malware-opt-in {
   font-size: .875em;
   margin-top: 39px;
 }
 
 .nav-wrapper {
   margin-top: 51px;
 }
 
 .nav-wrapper::after {
@@ skipping 17 matching lines @@
 }
 
 .safe-browsing button:active {
   background-color: rgba(255, 255, 255, .25);
 }
 
 .safe-browsing button:hover {
   box-shadow: 0 2px 3px rgba(0, 0, 0, .5);
 }
 
+.safe-browsing .error-code {
+  display: none;
+}
+
 .safe-browsing .icon {
   background-image: -webkit-image-set(
       url(images/1x/stop_sign.png) 1x,
       url(images/2x/stop_sign.png) 2x);
 }
 
-.secondary-button {
-  -webkit-margin-end: 16px;
-  background: #d9d9d9;
-  color: #696969;
-}
-
 .small-link {
   color: #696969;
   font-size: .875em;
 }
 
 .ssl .icon {
   background-image: -webkit-image-set(
       url(images/1x/brokenssl_red.png) 1x,
       url(images/2x/brokenssl_red.png) 2x);
 }
@@ skipping 29 matching lines @@
 }
 
 .styled-checkbox .checkbox-tick {
   background: transparent;
   border: 2px solid white;
   border-right-width: 0;
   border-top-width: 0;
   content: '';
   height: 4px;
   left: 2px;
-  opacity: 0.3;
+  opacity: 0;
   position: absolute;
   top: 3px;
   transform: rotate(-45deg);
   width: 9px;
 }
 
 .styled-checkbox input[type=checkbox]:checked ~ .checkbox-tick {
   opacity: 1;
 }
 
 @media (max-width: 700px) {
   .interstitial-wrapper {
     padding: 0 10%;
   }
+
+  #error-debugging-info {
+    overflow: auto;
+  }
 }
 
 @media (max-height: 600px) {
+  .error-code {
+    margin-top: 10px;
+  }
+
   .interstitial-wrapper {
     margin-top: 13%;
   }
 }
 
 @media (max-width: 420px) {
   button,
   [dir='rtl'] button,
   .small-link {
     float: none;
@@ skipping 81 matching lines @@
     font-weight: 600;
     text-transform: uppercase;
   }
 
   .nav-wrapper {
     box-sizing: border-box;
     padding: 16px 24px 8px;
     width: 100%;
   }
 
+  .error-code {
+    margin-top: 0;
+  }
+
   #details {
     box-sizing: border-box;
     height: auto;
     margin: 0;
     opacity: 1;
     transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1);
   }
 
   #details.hidden,
   #main-content.hidden {
@@ skipping 263 matching lines @@
 
   body.safe-browsing-has-checkbox .nav-wrapper {
     flex: 0 1 auto;
     margin-top: 0;
     order: 1;
     padding-left: 0;
     padding-right: 0;
     position: relative;
   }
 }