fix(chatgpt): auth page background (catppuccin#1467)

Author: ashish0kumar

styles/chatgpt/catppuccin.user.css

@@ -2,7 +2,7 @@
 @name ChatGPT Catppuccin
 @namespace github.com/catppuccin/userstyles/styles/chatgpt
 @homepageURL https://github.com/catppuccin/userstyles/tree/main/styles/chatgpt
-@version 0.3.5
+@version 0.3.6
 @updateURL https://github.com/catppuccin/userstyles/raw/main/styles/chatgpt/catppuccin.user.css
 @supportURL https://github.com/catppuccin/userstyles/issues?q=is%3Aopen+is%3Aissue+label%3Achatgpt
 @description Soothing pastel theme for ChatGPT
@@ -1032,6 +1032,7 @@
     }
 
     color: @text;
+    background-color: @base;
     caret-color: @text;
 
     a {
@@ -1040,7 +1041,9 @@
 
     body,
     .oai-header,
-    .login-container {
+    .oai-footer,
+    .login-container,
+    .main-container {
       background-color: @base;
     }