Dark mode tweaks and overflow fixes

brave/gulpfile.js/brave-replace-paths.js

@@ -243,12 +243,6 @@ const createBraveReplacePathsTask = () => {
           `'${bravePrefix}app/scripts/controllers/threebox'`
         )
       )
-      .pipe(
-        replace(
-          /'(.*)\/provider-page-container\.component'/gm,
-          `'${bravePrefix}ui/app/components/app/provider-page-container/provider-page-container.component'`
-        )
-      )
       .pipe(
         replace(
           /'(.*)\/unlock-page\.container'/gm,

brave/ui/app/components/app/header/index.scss

@@ -98,3 +98,11 @@
 .app {
   overflow-y: hidden;
 }
+
+#app-content {
+  overflow-y: scroll;
+}
+
+.main-container-wrapper {
+  overflow-y: auto;
+}

brave/ui/app/components/ui/theme/dark.scss

@@ -92,6 +92,22 @@
     }
   }
 
+  .advanced-tab__transaction-data-summary {
+    background: #fff;
+    margin: 0px 0px -5px 0px;
+  }
+
+  .custom-tooltip th {
+    color: #fff;
+  }
+
+  .send-v2__asset-dropdown__asset {
+
+    &:hover {
+      background-color: #282828;
+    }
+  }
+
   .confirm-page-container-content {
 
     .tabs__list {
@@ -127,7 +143,7 @@
     border: 1px solid #ffffff;
   }
 
-  h1, h2, span, div, label {
+  h1, h2, span, div, label, .import-account__back-button {
     color: #fff;
   }
 

brave/ui/app/pages/first-time-flow/index.scss

@@ -1,6 +1,5 @@
 #app-content {
   background: #d5d9dc;
-  overflow-y: hidden;
 }
 
 .first-time-flow {

brave/ui/app/pages/first-time-flow/seed-phrase/confirm-seed-phrase/confirm-seed-phrase.component.js

@@ -10,20 +10,6 @@ import {
 const EMPTY_SEEDS = Array(24).fill(null)
 
 module.exports = class BraveConfirmSeedPhrase extends ConfirmSeedPhrase {
-  componentDidMount () {
-    const container = document.querySelector('#app-content')
-    if (container) {
-      container.setAttribute('style', 'overflow-y: scroll')
-    }
-    super.componentDidMount()
-  }
-
-  componentWillUnmount () {
-    const container = document.querySelector('#app-content')
-    if (container) {
-      container.removeAttribute('style')
-    }
-  }
 
   handleSubmit = async () => {
     const {