Issue #3151119 by shaal, Hardik_Patel_12, msuthars, ravi.shankar, harika...

Issue #3151119 by shaal, Hardik_Patel_12, msuthars, ravi.shankar, harika gujjula, HarishST, priyanka.sahni, shimpy, imalabya, Kristen Pol, byrond, yoroy, lauriii: Text field with multiple values overflows on narrow screens

(cherry picked from commit c5489de5)

core/themes/seven/css/components/tables.css

@@ -151,3 +151,12 @@ th.select-all {
     display: none;
   }
 }
+
+/**
+ * Target every .form-text input where its parent is a form-item inside a table
+ * cell.
+ */
+td > .form-item > .form-text,
+td > .ajax-new-content > .form-item > .form-text {
+  width: 100%;
+}