diff --git a/assets/css/main.css b/assets/css/main.css
index 4947fe41..126b1bf9 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -9,6 +9,12 @@
     padding: var(--gap);
 }
 
+@media screen and (max-width: 400px) {
+    .main {
+        min-height: calc(100vh - var(--header-height) - var(--footer-height) - 24px);
+    }
+}
+
 .page-header {
     margin-bottom: 24px;
 }
@@ -38,5 +44,4 @@
     margin-left: auto;
     padding-left: 18px;
     padding-right: 16px;
-}
-
+}
\ No newline at end of file