.button-burger {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0px;
  padding: 0px 20px;
}
.button-burger:focus {
  outline: none;
}
.button-burger:hover {
  text-decoration: none;
}
.button-burger > div {
  margin: auto;
}
.button-burger > div > span {
  background: #2551A4;
  border-radius: 20px;
  display: block;
  height: 5px;
  margin: 5px 0px;
  width: 30px;
}
.button-burger:hover {
  background: #3898D3;
}
.button-burger:hover > div > span {
  background: white;
}

.button-transparent {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0px;
}
.button-transparent:focus {
  outline: none;
}
.button-transparent:hover {
  text-decoration: none;
}