feat: default style for table

static/css/dark.css

@@ -58,3 +58,12 @@ a:hover {
 .highlight {
 	background-color: #333;
 }
+
+table th {
+	background-color: #333;
+}
+
+table th, table td {
+    padding: 10px 20px;
+    border: 1px solid #666;
+}

static/css/main.css

@@ -375,6 +375,15 @@ ul {
     text-align: right;
 }
 
+table th {
+    background-color: #f4f4f4;
+}
+
+table th, table td {
+    padding: 10px 20px;
+    border: 1px solid #dddddd;
+}
+
 @media (max-width: 767px) {
     body {
         padding: 20px;