Fix SE button CSS change

Author: CertainPerformance

Three-Columns/dist/StackThreeColumns.user.js

@@ -3,7 +3,7 @@
 // @description When answering, editing, or asking, displays the question page, post textarea, and post preview in side-by-side columns
 // @author CertainPerformance
 // @namespace https://github.com/CertainPerformance/Stack-Exchange-Userscripts
-// @version 1.3.15
+// @version 1.3.16
 // @include /^https://(?:[^/]+\.)?(?:(?:stackoverflow|serverfault|superuser|stackexchange|askubuntu|stackapps)\.com|mathoverflow\.net)/(?:posts/\d+/edit|questions/(?:\d+|ask))/
 // @grant none
 // ==/UserScript==
@@ -284,6 +284,7 @@ exports.createToggleButton = (postRootOfButton, openLayout) => {
  // Get a reference to the container that either has "Save Edits" or "Post Your Answer" button:
  const postBottomContainer = postRootOfButton.querySelector('.form-submit, .post-editor ~ .grid.ai-center') || postRootOfButton;
  const toggleButton = postBottomContainer.appendChild(document.createElement('button'));
+ toggleButton.className = 's-btn s-btn__primary';
  toggleButton.setAttribute('data-cpuserscript-three-columns-toggle', '');
  toggleButton.textContent = 'Close 3-column layout';
  // This function will always be called just before entering the 3-column layout:

Three-Columns/dist/StackThreeColumnsAdjustable.user.js

@@ -3,7 +3,7 @@
 // @description When answering, editing, or asking, displays the question page, post textarea, and post preview in side-by-side columns
 // @author CertainPerformance
 // @namespace https://github.com/CertainPerformance/Stack-Exchange-Userscripts
-// @version 1.3.15
+// @version 1.3.16
 // @include /^https://(?:[^/]+\.)?(?:(?:stackoverflow|serverfault|superuser|stackexchange|askubuntu|stackapps)\.com|mathoverflow\.net)/(?:posts/\d+/edit|questions/(?:\d+|ask))/
 // @grant none
 // ==/UserScript==
@@ -284,6 +284,7 @@ exports.createToggleButton = (postRootOfButton, openLayout) => {
  // Get a reference to the container that either has "Save Edits" or "Post Your Answer" button:
  const postBottomContainer = postRootOfButton.querySelector('.form-submit, .post-editor ~ .grid.ai-center') || postRootOfButton;
  const toggleButton = postBottomContainer.appendChild(document.createElement('button'));
+ toggleButton.className = 's-btn s-btn__primary';
  toggleButton.setAttribute('data-cpuserscript-three-columns-toggle', '');
  toggleButton.textContent = 'Close 3-column layout';
  // This function will always be called just before entering the 3-column layout:

Three-Columns/src/attachListenersAndOpen3ColLayoutOnTextareaFocus/createToggleButton.ts

@@ -5,6 +5,7 @@ export const createToggleButton = (postRootOfButton: HTMLElement, openLayout: (n
  // Get a reference to the container that either has "Save Edits" or "Post Your Answer" button:
  const postBottomContainer = postRootOfButton.querySelector('.form-submit, .post-editor ~ .grid.ai-center') || postRootOfButton;
  const toggleButton = postBottomContainer.appendChild(document.createElement('button'));
+ toggleButton.className = 's-btn s-btn__primary';
  toggleButton.setAttribute('data-cpuserscript-three-columns-toggle', '');
  toggleButton.textContent = 'Close 3-column layout';
  // This function will always be called just before entering the 3-column layout:

Three-Columns/src/userscript-metadata-block.js

@@ -3,7 +3,7 @@
 // @description When answering, editing, or asking, displays the question page, post textarea, and post preview in side-by-side columns
 // @author CertainPerformance
 // @namespace https://github.com/CertainPerformance/Stack-Exchange-Userscripts
-// @version 1.3.15
+// @version 1.3.16
 // @include /^https://(?:[^/]+\.)?(?:(?:stackoverflow|serverfault|superuser|stackexchange|askubuntu|stackapps)\.com|mathoverflow\.net)/(?:posts/\d+/edit|questions/(?:\d+|ask))/
 // @grant none
 // ==/UserScript==