main.less: Add a p.note class, to show notes on the website

Still need to improve the colors though...

Signed-off-by: Diego Giovane Pasqualin <dpasqualin@c3sl.ufpr.br>

web/assets/less/main.less

@@ -134,3 +134,14 @@ a {
         padding-top: 20px;
     }
 }
+
+p.note {
+     color: #000000;
+     border: solid 1px #6CC1FF;
+     background-color: #BBD9FF;
+     -moz-border-radius: 6px;
+     -webkit-border-radius: 6px;
+     border-radius: 6px;
+     padding: 14px 20px;
+     mc-auto-number-format: '{b}Note: {/b}';
+}
\ No newline at end of file