.gumb {
  width: 300px;
  height: 60px;
  padding-top: 32px;
    -moz-border-radius: 20px;
    -webkit-border-radius: 20px;
    -khtml-border-radius: 20px;
    border-radius: 20px;
  background: #84A5DA;
  font-size: 24px;
  text-align: center;
}