Add some style and replace texts lorem ipsums.

public/css/styles.css

@@ -16,6 +16,7 @@ body {
 
 .choice-div {
     border: 1px green solid;
+    margin-left: auto;
 }
 
 .node-div {
@@ -25,4 +26,11 @@ body {
 #content {
     width: 500px;
     margin: auto;
+}
+
+#history div {
+    width: 450px;
+    margin-top: 10px;
+    margin-bottom: 10px;
+    padding: 5px;
 }