Improve layout when onboarding view headers break to a second line

app/dawn-hub/Views/OnboardingViews/Step2_BlockSettingsView/BlockSettingsView.scss

@@ -52,13 +52,14 @@
 }
 
 .BlockSettingsView__title {
+  	margin-top: 30px;
 	font-size: 24px;
 	font-weight: 500;
-	line-height: 2.33;
+	line-height: 1.3;
 	text-align: center;
 	@include breakpoint(xxlarge down) {
-		max-width: 580px;
-		margin: auto;
+		max-width: 450px;
+		margin: 30px auto auto auto;
 	}
 }
 

app/dawn-hub/Views/OnboardingViews/Step3_ChooseDefaultSearchView/ChooseDefaultSearchView.jsx

@@ -371,10 +371,10 @@ class ChooseDefaultSearchView extends Component {
 		if (!otherSearchOptionsFetched) return null;
 
 		return (
-			<div className="full-height">
+			<Fragment>
 				{modalActive && this.renderConfirmationModal()}
 				{!modalActive && this.renderSearchOptions()}
-			</div>
+			</Fragment>
 		);
 	}
 }

app/dawn-hub/Views/OnboardingViews/Step3_ChooseDefaultSearchView/ChooseDefaultSearchView.scss

@@ -29,10 +29,8 @@
 	position: absolute;
 	display: flex;
 	width: 68px;
-	margin-top: 15px;
-	@include breakpoint(small down) {
-		margin-top: -21px;
-	}
+	margin-top: 22px;
+
 	.ChooseSearchView__back {
 		margin-top: 8px;
 		font-size: 16px;
@@ -41,7 +39,6 @@
 	}
 }
 
-
 .ChooseSearchView__title {
   font-size: 24px;
   font-weight: 500;