diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar-context-menu/section-sidebar-context-menu.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar-context-menu/section-sidebar-context-menu.element.ts
index da011111ce..d4152b6e47 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar-context-menu/section-sidebar-context-menu.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar-context-menu/section-sidebar-context-menu.element.ts
@@ -101,16 +101,25 @@ export class UmbSectionSidebarContextMenuElement extends UmbLitElement {
 			}
 			#action-modal {
 				position: absolute;
-				left: 300px;
+				left: var(--umb-section-sidebar-layout-width);
 				height: 100%;
 				z-index: 1;
 				top: 0;
-				width: 300px;
+				width: var(--umb-section-sidebar-layout-width);
 				border: none;
 				border-left: 1px solid var(--uui-color-border);
 				border-right: 1px solid var(--uui-color-border);
 				background-color: var(--uui-color-surface);
 			}
+
+			#action-modal h3 {
+				padding: var(--uui-size-4) var(--uui-size-8);
+				margin: 0;
+				min-height: var(--umb-header-layout-height);
+				box-sizing: border-box;
+				display: flex;
+				align-items: center;
+			}
 		`,
 	];
 }
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar/section-sidebar.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar/section-sidebar.element.ts
index 3b4795cc0c..2fabe4b4d6 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar/section-sidebar.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/components/section/section-sidebar/section-sidebar.element.ts
@@ -30,7 +30,7 @@ export class UmbSectionSidebarElement extends UmbLitElement {
 		UUITextStyles,
 		css`
 			:host {
-				flex: 0 0 300px;
+				flex: 0 0 var(--umb-section-sidebar-layout-width);
 				background-color: var(--uui-color-surface);
 				height: 100%;
 				border-right: 1px solid var(--uui-color-border);
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/components/tree/context-menu/tree-context-menu.service.ts b/src/Umbraco.Web.UI.Client/src/packages/core/components/tree/context-menu/tree-context-menu.service.ts
index 610bb96094..544677d45b 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/components/tree/context-menu/tree-context-menu.service.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/components/tree/context-menu/tree-context-menu.service.ts
@@ -78,16 +78,25 @@ export class UmbTreeContextMenuServiceElement extends UmbLitElement {
 			}
 			#action-modal {
 				position: absolute;
-				left: 300px;
+				left: var(--umb-section-sidebar-layout-width);
 				height: 100%;
 				z-index: 1;
 				top: 0;
-				width: 300px;
+				width: var(--umb-section-sidebar-layout-width);
 				border: none;
 				border-left: 1px solid var(--uui-color-border);
 				border-right: 1px solid var(--uui-color-border);
 				background-color: var(--uui-color-surface);
 			}
+
+			#action-modal h3 {
+				padding: var(--uui-size-4) var(--uui-size-8);
+				margin: 0;
+				min-height: var(--umb-header-layout-height);
+				box-sizing: border-box;
+				display: flex;
+				align-items: center;
+			}
 		`,
 	];
 }
diff --git a/src/Umbraco.Web.UI.Client/src/packages/settings/languages/app-language-select/app-language-select.element.ts b/src/Umbraco.Web.UI.Client/src/packages/settings/languages/app-language-select/app-language-select.element.ts
index e3be06b599..3fecc591d6 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/settings/languages/app-language-select/app-language-select.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/settings/languages/app-language-select/app-language-select.element.ts
@@ -120,12 +120,11 @@ export class UmbAppLanguageSelectElement extends UmbLitElement {
 			}
 
 			#toggle {
-				display: block;
-				width: 100%;
+				width: var(--umb-section-sidebar-layout-width);
 				text-align: left;
 				background: none;
 				border: none;
-				height: 70px;
+				height: var(--umb-header-layout-height);
 				padding: 0 var(--uui-size-8);
 				border-bottom: 1px solid var(--uui-color-border);
 				font-size: 14px;
@@ -138,6 +137,10 @@ export class UmbAppLanguageSelectElement extends UmbLitElement {
 			#toggle:hover {
 				background-color: var(--uui-color-surface-emphasis);
 			}
+
+			[open] uui-symbol-expand {
+				transform: rotate(90deg);
+			}
 		`,
 	];
 }
diff --git a/src/Umbraco.Web.UI.Client/src/shared/css/custom-properties.css b/src/Umbraco.Web.UI.Client/src/shared/css/custom-properties.css
index f33b370e2d..1a3da8c527 100644
--- a/src/Umbraco.Web.UI.Client/src/shared/css/custom-properties.css
+++ b/src/Umbraco.Web.UI.Client/src/shared/css/custom-properties.css
@@ -2,4 +2,5 @@
 	--uui-color-positive: #1c874c;
 	--umb-footer-layout-height: 54px;
 	--umb-header-layout-height: 70px;
+	--umb-section-sidebar-layout-width: 300px;
 }