.postdate {
  position: relative;
  width: 50px;
  height: 50px;
  float: left;
  border: 1px solid blue;
  }
.month, .day, .year {
  position: absolute;
  text-indent: -1000em;
  background-image: url(dates1.png);
  background-repeat: no-repeat;
}
.month { top: 0; left: 0; width: 32px; height: 25px;}
.day { top: 25px; left: 0; width: 32px; height: 25px;}
.year { bottom: 0; right: 0; width: 18px; height: 50px;}

.m-01 { background-position: 0px 0px;}
.m-02 { background-position: 0px -25px;}
.m-03 { background-position: 0px -50px;}
.m-04 { background-position: 0px -75px;}
.m-05 { background-position: 0px -100px;}
.m-06 { background-position: 0px -125px;}
.m-07 { background-position: 0px -150px;}
.m-08 { background-position: 0px -175px;}
.m-09 { background-position: 0px -200px;}
.m-10 { background-position: 0px -225px;}
.m-11 { background-position: 0px -250px;}
.m-12 { background-position: 0px -275px;}

.d-01 { background-position: -32px 0px;}
.d-02 { background-position: -32px -25px;}
.d-03 { background-position: -32px -50px;}
.d-04 { background-position: -32px -75px;}
.d-05 { background-position: -32px -100px;}
.d-06 { background-position: -32px -125px;}
.d-07 { background-position: -32px -150px;}
.d-08 { background-position: -32px -175px;}
.d-09 { background-position: -32px -200px;}
.d-10 { background-position: -32px -225px;}
.d-11 { background-position: -32px -250px;}
.d-12 { background-position: -32px -275px;}
.d-13 { background-position: -32px -300px;}
.d-14 { background-position: -32px -325px;}
.d-15 { background-position: -32px -350px;}
.d-16 { background-position: -32px -375px;}
.d-17 { background-position: -32px -400px;}
.d-18 { background-position: -32px -425px;}
.d-19 { background-position: -32px -450px;}
.d-20 { background-position: -32px -475px;}
.d-21 { background-position: -32px -500px;}
.d-22 { background-position: -32px -525px;}
.d-23 { background-position: -32px -550px;}
.d-24 { background-position: -32px -575px;}
.d-25 { background-position: -32px -600px;}
.d-26 { background-position: -32px -625px;}
.d-27 { background-position: -32px -650px;}
.d-28 { background-position: -32px -675px;}
.d-29 { background-position: -32px -700px;}
.d-30 { background-position: -32px -725px;}
.d-31 { background-position: -32px -750px;}

.y-2006 { background-position: -64px 0px;}
.y-2007 { background-position: -64px -50px;}
.y-2008 { background-position: -64px -100px;}
.y-2009 { background-position: -64px -150px;}
.y-2010 { background-position: -64px -200px;}
.y-2011 { background-position: -64px -250px;}
.y-2012 { background-position: -64px -300px;}
.y-2013 { background-position: -64px -350px;}
.y-2014 { background-position: -64px -400px;}
.y-2015 { background-position: -64px -450px;}
.y-2016 { background-position: -64px -500px;}
.y-2017 { background-position: -64px -550px;}
.y-2018 { background-position: -64px -600px;}
.y-2019 { background-position: -64px -650px;}
.y-2020 { background-position: -64px -700px;}