diff --git a/src/containers/AuthenticationPage/AuthenticationPage.css b/src/containers/AuthenticationPage/AuthenticationPage.css
index e8ecd4f3..ba00167f 100644
--- a/src/containers/AuthenticationPage/AuthenticationPage.css
+++ b/src/containers/AuthenticationPage/AuthenticationPage.css
@@ -32,20 +32,10 @@
   }
 }
 
-.tabs {
-  width: 200px;
-}
-
-.tabH2 {
-  /* Text works as main Heading (H1), but text style is dropped to H2 */
-  @media (--viewportMedium) {
-    @apply --marketplaceH2FontStyles;
-  }
-}
+.tabs {}
 
 .tab {
-  /* Text works as main Heading (H1), but text style is dropped to H2 */
-  composes: tabH2;
+  @apply --marketplaceModalTitle;
   margin-top: 0;
   margin-bottom: 0;
 }
diff --git a/src/marketplaceFonts.css b/src/marketplaceFonts.css
index 18c44cc3..e9d2f498 100644
--- a/src/marketplaceFonts.css
+++ b/src/marketplaceFonts.css
@@ -175,7 +175,7 @@
     margin-bottom: 8.5px;
 
     @media (--viewportMedium) {
-      line-height: 16px;
+      line-height: 18px;
       /* margin-top + n * line-height + margin-bottom => x * 8px */
       margin-top: 10.5px;
       margin-bottom: 13.5px;
@@ -198,4 +198,18 @@
     line-height: 24px;
     letter-spacing: -0.2px;
   }
+
+  /* This font is specific to Modal's (Lightbox) titles */
+  --marketplaceModalTitle: {
+    font-family: "sofiapro", Helvetica, Arial, sans-serif;
+    font-weight: var(--fontWeightSemiBold);
+    font-size: 30px;
+    line-height: 36px;
+    letter-spacing: -0.5px;
+
+    @media (--viewportMedium) {
+      line-height: 40px;
+      letter-spacing: -0.9px;
+    }
+  }
 }