blocks/recent_activity/styles.css

   1 .block_recent_activity .activitydate,
   2 .block_recent_activity .activityhead {text-align:center;}
   3 .block_recent_activity .unlist li {margin-bottom:1em;}
   4 .block_recent_activity li .head .date  {float:right;}
   5
   6 .dir-rtl .block_recent_activity .content h3 {text-align: right;}