body {
  font-family: Arial, sans-serif;
  text-align: center;
}
  #streak {

    margin: 20px auto;

    width: 500px;

    text-align: left;

  }

#streak {
  margin: 20px auto;
  width: 500px;
  text-align: left;
}

#update-streak, #share-streak {
  margin-top: 20px;
  padding: 10px 20px;
  background-color: #3498db;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}
  @media (max-width: 500px) {

    #streak {

      width: 90%;

    }

  }