diff --git a/packages/notebook-extension/style/base.css b/packages/notebook-extension/style/base.css
index 460f7a21e..1dd539e41 100644
--- a/packages/notebook-extension/style/base.css
+++ b/packages/notebook-extension/style/base.css
@@ -63,6 +63,7 @@
   color: var(--jp-ui-font-color0);
   font-family: var(--jp-ui-font-family);
   line-height: calc(1.5 * var(--jp-private-title-panel-height));
+  text-overflow: ellipsis;
 }
 
 #jp-title h1:hover {
@@ -77,4 +78,11 @@
   color: var(--jp-ui-font-color0);
   font-family: var(--jp-ui-font-family);
   line-height: calc(1.5 * var(--jp-private-title-panel-height));
+  text-overflow: ellipsis;
+}
+
+@media only screen and (max-width: 760px) {
+  .jp-ClassicCheckpoint {
+    display: none;
+  }
 }