.center {
   margin-left    : auto;
   margin-right   : auto;
   text-align     : center;

}

/* UL with ruled lines instead of bullets, optional alternating background colors */

ul.ruled {
  list-style-type : none;
  padding         : .5em 0 1.5em 0;
}

ul.ruled li {
  border-bottom   : 2px solid #DDD;
  margin          : 0;
  padding         : 10px;
}

ul.ruled.alternating li:nth-child(odd) {
  background      : #eee;
}