.donbutton {
  font-size: 1em;
  padding: 10px;
  color: #007399;
  background: #b3ecff;
  border: 2px solid #007399;
  border-radius: 20px/50px;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.3s ease-out;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.donbutton:hover {
  background: #007399;
  color: #b3ecff;
}