.global-donate {
  margin:0em 0 1em 1em;
  width: 100px;
  padding: 0;
  cursor: pointer;
  text-indent: -9999px;
  background: url(../images/donate-top-yellow.png) no-repeat center 0;
  overflow: hidden;
  height:92px;
  border:none;
  float:left;
  width:100px;
}

.global-donate a {
 display:block;
 width: 100px;
height:92px;
  }


.global-donate:hover{
  background: url(../images/donate-top-blue.png) no-repeat center 0;
}