body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #e0f7fa, #ffffff);
  color: #333;
  margin: 0;
  min-height: 100vh;
}

h1,
h2,
h3 {
  color: rgb(255, 145, 0);
  margin-bottom: 1.2rem;
  text-align: center;
}

nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
  margin-top: 2rem;
}

nav a,
nav button {
  color: #ff9800;
  background: #fff3e0;
  border: 1px solid #ffb74d;
  border-radius: 6px;
  padding: 0.4rem 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
nav a.active,
nav a:hover,
nav button:hover {
  background: rgb(255, 145, 0);
  color: #fff;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
  align-items: center;
}

label {
  text-align: left;
  font-weight: 600;
}

input,
select {
  padding: 0.6rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
  width: 100%;
  max-width: 300px;
}

button[type="submit"],
button[type="button"] {
  background-color: rgb(255, 145, 0);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.7rem 1.5rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s;
  margin-top: 0.5rem;
}
button[type="submit"]:hover,
button[type="button"]:hover {
  background-color: rgb(110, 77, 27);
}


@media (max-width: 600px) {
  nav {
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding: 0.5rem;
    text-align: center;
  }

  nav a,
  nav button {
    width: 100%;
    padding: 0.6rem 0;
    font-size: 1rem;
    text-align: center;
  }

  h1, h2, h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
  }

  form {
    width: 100%;
    padding: 0 1rem;
  }

  input,
  select {
    max-width: 100%;
    font-size: 1rem;
  }
}