#calendar {
  max-width: 900px;
  margin: 40px auto;
}

#formCita {
  max-width: 500px;
  margin: 20px auto;
  display: grid;
  gap: 10px;
}

#formCita input,
#formCita button {
  padding: 10px;
  font-size: 16px;
}