Only the lab page's table gets borders (login, etc. don't)

pyc/templates/lab.html

@@ -4,7 +4,7 @@ Lab {{ lab.id }} due {{ lab.due }} at 11:59:59 PDT (UTC-7):
 <br>{{ lab.name }}
 <br><a href="/static/lab{{ lab.id }}.py">Download</a> the starter code
 
-<p><table>
+<p><table id="lab">
 <tr>
 	<th>User</th>
 	<th>Grade</th>

static/style.css

@@ -1,11 +1,11 @@
-table {
+table#lab {
 	border-collapse: collapse;
 	border: 1px solid #000;
 }
-th {
+#lab th {
 	padding: 5px;
 }
-td {
+#lab td {
 	border: 1px solid #000;
 	padding: 5px;
 }