diff --git a/style.css b/style.css
index cacb630..b92a97c 100644
--- a/style.css
+++ b/style.css
@@ -1,9 +1,15 @@
 body {
-    margin: 1rem;
+    margin: 0;
+    padding: 1rem;
+    height: calc(100vh - 2rem);
+    display: flex;
+    flex-flow: column;
+    justify-content: space-evenly;
 }
   
 .grille {
     margin: 2rem auto;
+    width: unset;
 }
 
 .grille table {
@@ -57,7 +63,16 @@ input[disabled] {
     justify-content: space-evenly;
 }
 
+.definitions .horizontales,
+.definitions .verticales {
+    width: 45%;
+}
+
 .definitions h2 {
     font-variant-caps: petite-caps;
     text-align: center;
+}
+
+li::marker {
+  font-weight: bold;
 }
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