body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: #f8f8f8;
  color: #22223b;
  margin: 0;
  padding: 0;
}

header {
  background: #22223b;
  color: #fff;
  padding: 1.5rem 2rem;
  text-align: center;
}

h1,
h2 {
  margin-bottom: 0.5rem;
}

.container {
  max-width: 900px;
  margin: 2rem auto;
  padding: 2rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.06);
}

ul {
  padding-left: 1.5em;
}

a {
  color: #4a4e69;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

form {
  margin-top: 1rem;
}

input,
textarea {
  width: 100%;
  padding: 0.7em;
  margin-bottom: 1em;
  border-radius: 6px;
  border: 1px solid #bfc0c0;
  font-size: 1em;
  box-sizing: border-box;
}

button {
  background: #4a4e69;
  color: #fff;
  padding: 0.7em 2em;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1em;
}

button:hover {
  background: #9a8c98;
}