body {
  font-family: "Segoe UI", sans-serif;
  background: #f4f6f8;
  margin: 0;
  padding: 0;
  color: #333;
}
.container {
  max-width: 700px;
  margin: 40px auto;
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
}
h1 {
  margin-top: 0;
  font-size: 24px;
  color: #1a237e;
}
.select-lang {
  margin-bottom: 20px;
}
label {
  display: block;
  margin: 12px 0 4px;
  font-weight: bold;
}
input[type="text"],
input[type="file"],
select {
  width: 100%;
  padding: 10px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 6px;
}
button {
  padding: 10px 20px;
  background-color: #1a237e;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}
button:hover {
  background-color: #0d163e;
}