.close {
  float: right;
  font-size: 21px;
  /*font-weight: bold;*/
  line-height: 1;
  color: #fff;
  text-shadow: 0 1px 0 #fff;
  filter: alpha(opacity=20);
  /*opacity: .2;*/
}
.close:hover,
.close:focus {
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  filter: alpha(opacity=50);
  opacity: .5;
}
button.close {
  -webkit-appearance: none;
  padding: 0;
  cursor: pointer;
  background: transparent;
  border: 0;
}