improve responsiveness for very narrow screens

css/style.css

@@ -13,10 +13,16 @@ h1, h2, h3, h3, h4, h5, h6, p, a, label, button, input, select, td {
 
 body {
 	min-height: 100vh;
+	max-width: 100vw;
 	display: grid;
 	grid-template-rows: auto 1fr;
 }
 
+main {
+	min-height: 100vh;
+	max-width: 100vw;
+}
+
 img.clickable {
 	cursor: pointer;
 }