.btnClose {
  background: #2ed942;
  background-image: -webkit-linear-gradient(top, #2ed942, #1ba325);
  background-image: -moz-linear-gradient(top, #2ed942, #1ba325);
  background-image: -ms-linear-gradient(top, #2ed942, #1ba325);
  background-image: -o-linear-gradient(top, #2ed942, #1ba325);
  background-image: linear-gradient(to bottom, #2ed942, #1ba325);
  -webkit-border-radius: 28;
  -moz-border-radius: 28;
  border-radius: 28px;
  font-family: Arial;
  color: #ffffff;
  font-size: 20px;
  padding: 10px 20px 10px 20px;
  text-decoration: none;
}

.btnClose:hover {
  background: #3cfc53;
  background-image: -webkit-linear-gradient(top, #3cfc53, #2fcc47);
  background-image: -moz-linear-gradient(top, #3cfc53, #2fcc47);
  background-image: -ms-linear-gradient(top, #3cfc53, #2fcc47);
  background-image: -o-linear-gradient(top, #3cfc53, #2fcc47);
  background-image: linear-gradient(to bottom, #3cfc53, #2fcc47);
  text-decoration: none;
}