update installation instructions in README and refine CSS margins for compact mode

README.md

@@ -99,14 +99,17 @@ yay -S zen-browser-bin
 ##### Other Linux distributions (Tarball or AppImage)
 
 - `Tarball` install:
+
 ```sh
 bash <(curl -s https://updates.zen-browser.app/install.sh)`
 ```
+
 - `AppImage` install:
 
 ```sh
 bash <(curl https://updates.zen-browser.app/appimage.sh)
 ```
+
 > AppImage install requires `zsync` for the Update feature
 
 - Again, if you don't see your OS listed above, that's because we already have it in our [downloads page](https://zen-browser.app/download)! 🔄

src/browser/base/content/zen-styles/zen-compact-mode.css

@@ -16,10 +16,12 @@
     #zen-tabbox-wrapper {
       /* Remove extra 1px of margine we have to add to the tabbox */
       margin-left: 0 !important;
+      margin-right: 0 !important;
     }
 
     #zen-appcontent-wrapper {
       margin-left: var(--zen-element-separation) !important;
+      margin-right: var(--zen-element-separation) !important;
 
       & #tabbrowser-tabbox {
         margin-left: 0 !important;
@@ -92,7 +94,7 @@
 
       & .browserSidebarContainer {
         margin-left: 0 !important;
-        margin-right: var(--zen-element-separation) !important;
+        margin-right: 0 !important;
       }
     }