WP_Cal_Demo # 6

gistfile1.js

$('#wp-calendar span').hover( function () {
  		$(this).next().show();
		  },
		  function () {
			$(this).next().hide();
		  });
		
$('#wp-calenda div').hover( function () {
			$(this).show()
		  },
		  function () {
			$(this).hide();
		  });

gistfile2.css

#wp-calendar div {
  border-top: none;
  box-shadow: 2.5px 2.5px 5px rgba(0, 0, 0, 0.2);
  -moz-box-shadow: 2.5px 2.5px 5px rgba(0, 0, 0, 0.2);
  -webkit-box-shadow: 2.5px 2.5px 5px rgba(0, 0, 0, 0.2);
  position: absolute;
  top: 19px;
  z-index: 100;
  left: 0px;
  padding: 5px;
  background: #fff;
  display:none;
} 

#wp-calendar td{
  position:relative;  
}

#wp-calendar td span{
  font-size: 16px;
  font-weight:bold;
  color: #824328;
}