body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  color: #222222;
}

header {
  background-color: #1e3a5f;
  color: white;
  text-align: center;
  padding: 20px;
}

nav {
  background-color: #12263f;
  text-align: center;
  padding: 10px;
}

nav a {
  color: white;
  text-decoration: none;
  margin: 0 10px;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

main {
  width: 80%;
  max-width: 900px;
  margin: 20px auto;
  background-color: white;
  padding: 20px;
}

h2,
h3 {
  color: #1e3a5f;
}

.main-image,
.small-image {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 15px auto;
}

.box {
  border: 1px solid #cccccc;
  padding: 15px;
  margin-top: 15px;
  background-color: #fafafa;
}

label {
  display: block;
  margin-top: 10px;
  font-weight: bold;
}

input,
select,
textarea,
button {
  display: block;
  width: 300px;
  max-width: 100%;
  padding: 8px;
  margin-top: 5px;
  margin-bottom: 10px;
  font-family: Arial, sans-serif;
}

textarea {
  resize: vertical;
}

button {
  background-color: #1e3a5f;
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  background-color: #12263f;
}

.result {
  background-color: #eeeeee;
  padding: 10px;
  margin-top: 10px;
}

.welcome-message {
  background-color: #eeeeee;
  padding: 10px;
  margin-bottom: 20px;
  font-weight: bold;
}

.error-message {
  color: #b30000;
  margin-top: -5px;
  margin-bottom: 10px;
}

.home-link {
  margin-top: 20px;
}

footer {
  background-color: #12263f;
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 20px;
}

footer a {
  color: white;
}
.error-message {
  color: #b00020;
  margin-top: -5px;
  margin-bottom: 10px;
  font-size: 0.95em;
}

#welcomeMessage {
  font-weight: bold;
  background-color: #eeeeee;
  padding: 10px;
  margin-bottom: 15px;
}