.flex {
  display: flex;
  flex-wrap: wrap;
}

.container {
  height: auto;
  width: auto;
}

.center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.button {
  border: 0px;
  background-color: transparent;
  transition: .3s;
}

.button:hover {
  cursor: pointer;
  transition: .3s;
  background-color: #F0F0F0;
}