Add 列线 in table in blog posts

themes/project/static/css/table.css

@@ -25,3 +25,13 @@ thead th {
     border-width: 0 0 2px;
     color: #363636;
 }
+
+table tr td, 
+table th {
+    border-right: 1px solid  #dbdbdb;
+}
+
+table tr td:last-child, 
+table th:last-child {
+    border-right: none;
+}
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