diff --git a/mastodon/app/javascript/styles/tangerineui-cherry/tangerineui-cherry.scss b/mastodon/app/javascript/styles/tangerineui-cherry/tangerineui-cherry.scss
index b148343..2add4dc 100644
--- a/mastodon/app/javascript/styles/tangerineui-cherry/tangerineui-cherry.scss
+++ b/mastodon/app/javascript/styles/tangerineui-cherry/tangerineui-cherry.scss
@@ -3511,7 +3511,7 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     background-color: var(--color-content-secondary-bg);
     border-left: 1px solid var(--color-lines);
     border-right: 1px solid var(--color-lines);
-    border-bottom: 0;
+    border-bottom: 1px solid var(--color-lines);
 }
 .app-body .column-header__collapsible::-webkit-scrollbar-track {
     background-color: transparent;
@@ -3653,9 +3653,11 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     }
 }
 @media screen and (max-width:885px) {
-    .app-body:not(.layout-multiple-columns) .column-header__collapsible:not(.collapsed) {
+    .app-body:not(.layout-multiple-columns) .column-header__collapsible:is(:not(.collapsed), .animating) {
         border-left-color: var(--color-content-secondary-bg);
         border-right-color: var(--color-content-secondary-bg);
+        margin-inline-start: -45px;
+        margin-inline-end: -55px;
     }
 }
 @media screen and (min-width:890px) and (max-width:1174px) {
diff --git a/mastodon/app/javascript/styles/tangerineui-purple/tangerineui-purple.scss b/mastodon/app/javascript/styles/tangerineui-purple/tangerineui-purple.scss
index c85f219..93d1612 100644
--- a/mastodon/app/javascript/styles/tangerineui-purple/tangerineui-purple.scss
+++ b/mastodon/app/javascript/styles/tangerineui-purple/tangerineui-purple.scss
@@ -3511,7 +3511,7 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     background-color: var(--color-content-secondary-bg);
     border-left: 1px solid var(--color-lines);
     border-right: 1px solid var(--color-lines);
-    border-bottom: 0;
+    border-bottom: 1px solid var(--color-lines);
 }
 .app-body .column-header__collapsible::-webkit-scrollbar-track {
     background-color: transparent;
@@ -3653,9 +3653,11 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     }
 }
 @media screen and (max-width:885px) {
-    .app-body:not(.layout-multiple-columns) .column-header__collapsible:not(.collapsed) {
+    .app-body:not(.layout-multiple-columns) .column-header__collapsible:is(:not(.collapsed), .animating) {
         border-left-color: var(--color-content-secondary-bg);
         border-right-color: var(--color-content-secondary-bg);
+        margin-inline-start: -45px;
+        margin-inline-end: -55px;
     }
 }
 @media screen and (min-width:890px) and (max-width:1174px) {
diff --git a/mastodon/app/javascript/styles/tangerineui/tangerineui.scss b/mastodon/app/javascript/styles/tangerineui/tangerineui.scss
index cf242ba..637b663 100644
--- a/mastodon/app/javascript/styles/tangerineui/tangerineui.scss
+++ b/mastodon/app/javascript/styles/tangerineui/tangerineui.scss
@@ -3511,7 +3511,7 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     background-color: var(--color-content-secondary-bg);
     border-left: 1px solid var(--color-lines);
     border-right: 1px solid var(--color-lines);
-    border-bottom: 0;
+    border-bottom: 1px solid var(--color-lines);
 }
 .app-body .column-header__collapsible::-webkit-scrollbar-track {
     background-color: transparent;
@@ -3653,9 +3653,11 @@ div[tabindex="-1"] + div[tabindex="-1"] > .status__wrapper > .status-reply.statu
     }
 }
 @media screen and (max-width:885px) {
-    .app-body:not(.layout-multiple-columns) .column-header__collapsible:not(.collapsed) {
+    .app-body:not(.layout-multiple-columns) .column-header__collapsible:is(:not(.collapsed), .animating) {
         border-left-color: var(--color-content-secondary-bg);
         border-right-color: var(--color-content-secondary-bg);
+        margin-inline-start: -45px;
+        margin-inline-end: -55px;
     }
 }
 @media screen and (min-width:890px) and (max-width:1174px) {