textarea {
  resize: none;
  color: white;
}

.past {
  background-color: #bdbdbd;
  border-color: gray;
}

.present {
  background-color: crimson;
  border-color: crimson;
  font-weight: bold;
  font-size: x-large;
}

.future {
  background-color: #5ab15a;
  border-color: #5ab15a;
}

button {
  background-color: aqua;
  border-radius: 0px 5px 5px 0px;
}

header {
  border-bottom-width: 10px;
  background-color: beige;
}

h4 {
  color: red;
}

button {
  font-size: 16px;
}