diff --git a/styles/components/issues/pull_review.ts b/styles/components/issues/pull_review.ts
index 29cded9..291815c 100644
--- a/styles/components/issues/pull_review.ts
+++ b/styles/components/issues/pull_review.ts
@@ -1,11 +1,11 @@
 import { css, otherThemeVars, themeVars } from "@lutinglt/gitea-github-theme/core";
 import { primaryButtonHoverStyle, primaryButtonStyle } from "@lutinglt/gitea-github-theme/styles/common";
 
-/** The 32px round status icon that starts a merge box section; the section sets its background. */
+/** The round status icon that starts a merge box section; the section sets its background. */
 const mergeSectionIcon = `
-  flex: 0 0 32px;
-  width: 32px;
-  height: 32px;
+  flex: 0 0 var(--merge-section-icon);
+  width: var(--merge-section-icon);
+  height: var(--merge-section-icon);
   padding: 8px;
   border-radius: 50%;
   color: ${themeVars.github.fgColor.onEmphasis};
@@ -285,6 +285,11 @@ export default css`
       border-right-color: color-mix(in srgb, ${themeVars.color.body}, ${themeVars.github.bgColor.accent.emphasis} 10%);
     }
     & .merge.box {
+      /* One section row's measurements, also used by rows styled outside this file. */
+      --merge-section-height: 64px;
+      --merge-section-padding: 16px;
+      --merge-section-icon: 32px;
+      --merge-section-divider: color-mix(in srgb, ${themeVars.color.light.border} 70%, transparent);
       z-index: 2;
       margin-left: 0;
       & > .content {
@@ -339,15 +344,15 @@ export default css`
           display: none;
         }
         & > :is(.item, details, .pull-merge-actions):not(:first-child) {
-          border-top: 1px solid color-mix(in srgb, ${themeVars.color.light.border} 70%, transparent);
+          border-top: 1px solid var(--merge-section-divider);
         }
         & > .item {
           display: flex;
           align-items: center;
           gap: 8px;
-          min-height: 64px;
+          min-height: var(--merge-section-height);
           margin: 0;
-          padding: 16px;
+          padding: var(--merge-section-padding);
           border-right: 0;
           border-bottom: 0;
           border-left: 0;
diff --git a/styles/pages/pull-request.css b/styles/pages/pull-request.css
index e670fe3..f319c2e 100644
--- a/styles/pages/pull-request.css
+++ b/styles/pages/pull-request.css
@@ -3,7 +3,8 @@
 /*
  * A merge scheduled for when checks succeed. Forgejo prints a blue notice above the merge button;
  * here it is one more section of the merge box, like the rows above it: a round status icon, the
- * sentence, and the bar with the merge button and "Cancel" below.
+ * sentence, and the bar with the merge button and "Cancel" below. Its measurements are the merge
+ * box's own (--merge-section-*), set where the other rows are styled.
  */
 .github-pull-review .pull-merge-actions > #pull-request-merge-form:has(.ui.info.message) {
   flex: 0 0 100%;
@@ -12,11 +13,11 @@
 .github-pull-review .pull-merge-actions .ui.info.message {
   position: relative;
   display: block;
-  min-height: 64px;
-  margin: -16px -16px 16px;
-  padding: 20px 16px 20px 56px;
+  min-height: var(--merge-section-height);
+  margin: calc(-1 * var(--merge-section-padding)) calc(-1 * var(--merge-section-padding)) var(--merge-section-padding);
+  padding: 20px var(--merge-section-padding) 20px calc(var(--merge-section-padding) + var(--merge-section-icon) + 8px);
   border: 0;
-  border-bottom: 1px solid color-mix(in srgb, var(--color-light-border) 70%, transparent);
+  border-bottom: 1px solid var(--merge-section-divider);
   border-radius: 0;
   background: var(--color-body);
   box-shadow: none;
@@ -30,10 +31,10 @@
 .github-pull-review .pull-merge-actions .ui.info.message::before {
   content: "";
   position: absolute;
-  top: 16px;
-  left: 16px;
-  width: 32px;
-  height: 32px;
+  top: var(--merge-section-padding);
+  left: var(--merge-section-padding);
+  width: var(--merge-section-icon);
+  height: var(--merge-section-icon);
   border-radius: 50%;
   background: var(--github-bgColor-accent-emphasis)
     url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3E%3Cpath d='M8 0a8 8 0 1 1 0 16A8 8 0 0 1 8 0ZM1.5 8a6.5 6.5 0 1 0 13 0 6.5 6.5 0 0 0-13 0Zm7-3.25v2.992l2.028.812a.75.75 0 0 1-.557 1.392l-2.5-1A.751.751 0 0 1 7 8.25v-3.5a.75.75 0 0 1 1.5 0Z'/%3E%3C/svg%3E")