diff --git a/src/_sass/_custom.scss b/src/_sass/_custom.scss
index 28ddce1..82e75a5 100644
--- a/src/_sass/_custom.scss
+++ b/src/_sass/_custom.scss
@@ -121,6 +121,9 @@ body {
 }
 
 .grid__item {
+  @media (max-width: 37.5em) {
+    width: 100%;
+  }
   background-color: #ccc;
   padding: 0.5em;
   border-radius: 4px;