Revert of SafeBrowsing: update interstitial layouts

components/security_interstitials/core/browser/resources/interstitial_v2.css

Index: components/security_interstitials/core/browser/resources/interstitial_v2.css
diff --git a/components/security_interstitials/core/browser/resources/interstitial_v2.css b/components/security_interstitials/core/browser/resources/interstitial_v2.css
index ee0ea06c4d318c8d1d5dbb39cef7590b53879140..ebb5e48d58cbb0c15a6d590aa9abec1267776506 100644
--- a/components/security_interstitials/core/browser/resources/interstitial_v2.css
+++ b/components/security_interstitials/core/browser/resources/interstitial_v2.css
@@ -331,10 +331,10 @@
  * Details message replaces the top content in its own scrollable area.
  */
 
-@media (max-width: 420px) {
+@media (max-width: 420px) and (max-height: 736px) and (orientation: portrait) {
   #details-button {
     border: 0;
-    margin: 28px 0 0;
+    margin: 8px 0 0;
   }
 
   .secondary-button {
@@ -345,17 +345,18 @@
 
 /* Fixed nav. */
 @media (min-width: 240px) and (max-width: 420px) and
-       (min-height: 401px),
-       (min-width: 421px) and (min-height: 240px) and
-       (max-height: 736px) {
+       (min-height: 401px) and (max-height: 736px) and (orientation:portrait),
+       (min-width: 421px) and (max-width: 736px) and (min-height: 240px) and
+       (max-height: 420px) and (orientation:landscape) {
   body .nav-wrapper {
     background: #f7f7f7;
     bottom: 0;
     box-shadow: 0 -22px 40px rgb(247, 247, 247);
+    left: 0;
     margin: 0;
     max-width: 736px;
-    padding-left: 0px;
-    padding-right: 48px;
+    padding-left: 24px;
+    padding-right: 24px;
     position: fixed;
     z-index: 2;
   }
@@ -375,8 +376,8 @@
   }
 }
 
-@media (max-width: 420px) and (orientation: portrait),
-       (max-height: 736px) {
+@media (max-width: 420px) and (max-height: 736px) and (orientation: portrait),
+       (max-width: 736px) and (max-height: 420px) and (orientation: landscape) {
   body {
     margin: 0 auto;
   }
@@ -435,7 +436,7 @@
 
   .interstitial-wrapper {
     box-sizing: border-box;
-    margin: 7vh auto 12px;
+    margin: 24px auto 12px;
     padding: 0 24px;
     position: relative;
   }
@@ -462,34 +463,151 @@
   }
 }
 
-@media (min-width: 421px) and (min-height: 500px) and (max-height: 736px) {
-  .interstitial-wrapper {
-    margin-top: 10vh;
-  }
-}
-
 @media (min-height: 400px) and (orientation:portrait) {
   .interstitial-wrapper {
     margin-bottom: 145px;
   }
 }
 
-@media (min-height: 299px) {
+@media (min-height: 299px) and (orientation:portrait) {
   .nav-wrapper {
     padding-bottom: 16px;
   }
 }
 
-@media (min-height: 500px) and (max-height: 650px) and (max-width: 414px) and
-       (orientation: portrait) {
-  .interstitial-wrapper {
-    margin-top: 7vh;
-  }
-}
-
-@media (min-height: 650px) and (max-width: 414px) and (orientation: portrait) {
-  .interstitial-wrapper {
-    margin-top: 10vh;
+@media (min-height: 405px) and (max-height: 736px) and
+       (max-width: 420px) and (orientation:portrait) {
+  .icon {
+    margin-bottom: 24px;
+  }
+
+  .interstitial-wrapper {
+    margin-top: 64px;
+  }
+}
+
+@media (min-height: 480px) and (max-width: 420px) and
+       (max-height: 736px) and (orientation: portrait),
+       (min-height: 338px) and (max-height: 420px) and (max-width: 736px) and
+       (orientation: landscape) {
+  .icon {
+    margin-bottom: 24px;
+  }
+
+  .nav-wrapper {
+    padding-bottom: 24px;
+  }
+}
+
+@media (min-height: 500px) and (max-width: 414px) and (orientation: portrait) {
+  .interstitial-wrapper {
+    margin-top: 96px;
+  }
+}
+
+/* Phablet sizing */
+@media (min-width: 375px) and (min-height: 641px) and (max-height: 736px) and
+       (max-width: 414px) and (orientation: portrait) {
+  button,
+  [dir='rtl'] button,
+  .small-link {
+    font-size: 1em;
+    padding-bottom: 12px;
+    padding-top: 12px;
+  }
+
+  body:not(.offline) .icon {
+    height: 80px;
+    width: 80px;
+  }
+
+  #details-button {
+    margin-top: 28px;
+  }
+
+  h1 {
+    font-size: 1.7em;
+  }
+
+  .icon {
+    margin-bottom: 28px;
+  }
+
+  .interstitial-wrapper {
+    padding: 28px;
+  }
+
+  .interstitial-wrapper p {
+    font-size: 1.05em;
+  }
+
+  .nav-wrapper {
+    padding: 28px;
+  }
+}
+
+@media (min-width: 420px) and (max-width: 736px) and
+       (min-height: 240px) and (max-height: 298px) and
+       (orientation:landscape) {
+  body:not(.offline) .icon {
+    height: 50px;
+    width: 50px;
+  }
+
+  .icon {
+    padding-top: 0;
+  }
+
+  .interstitial-wrapper {
+    margin-top: 16px;
+  }
+
+  .nav-wrapper {
+    padding: 0 24px 8px;
+  }
+}
+
+@media (min-width: 420px) and (max-width: 736px) and
+       (min-height: 240px) and (max-height: 420px) and
+       (orientation:landscape) {
+  #details-button {
+    margin: 0;
+  }
+
+  .interstitial-wrapper {
+    margin-bottom: 70px;
+  }
+
+  .nav-wrapper {
+    margin-top: 0;
+  }
+
+  #extended-reporting-opt-in {
+    margin-top: 0;
+  }
+}
+
+/* Phablet landscape */
+@media (min-width: 680px) and (max-height: 414px) {
+  .interstitial-wrapper {
+    margin: 24px auto;
+  }
+
+  .nav-wrapper {
+    margin: 16px auto 0;
+  }
+}
+
+@media (max-height: 240px) and (orientation: landscape),
+       (max-height: 480px) and (orientation: portrait),
+       (max-width: 419px) and (max-height: 323px) {
+  body:not(.offline) .icon {
+    height: 56px;
+    width: 56px;
+  }
+
+  .icon {
+    margin-bottom: 16px;
   }
 }