fix height

Author: andrewseguin

src/material-examples/table-overview/table-overview-example.css

@@ -9,6 +9,7 @@
 
 .example-header {
   min-height: 56px;
+  max-height: 56px;
   display: flex;
   align-items: center;
   padding: 8px 24px 0 24px;