Sousmargot/src/style.css

.actions {
    display: inline-flex;
    flex-direction: column;
    width: 120px;
}

button {
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  display: inline-block;
  width: 100%;
  font-size: 16px;
  border-radius: 5px;
    }
.validate {
  background-color: green;
}
.cancel {
  background-color: red;
}
.edit {
  background-color: orange;
}