* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
ul {
  list-style-type: none;
}
button {
  border: 5px solid #12d7b0;
  border-radius: 10px;
  background-color: #12d7b0;
  font-size: 25px;
  font-weight: 700;
  cursor: pointer;
  padding: 10px;
}