body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f4f4;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  background: #fff;
  width: 320px;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.logo {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 15px;
  color: #555;
}

h2 {
  font-size: 18px;
  margin-bottom: 15px;
  font-weight: 600;
  color: #333;
}

.file-preview {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-bottom: 15px;
}

.file-icon {
  width: 24px;
  height: 24px;
}

.file-name {
  font-size: 16px;
  color: #555;
  font-weight: 500;
}

p {
  font-size: 14px;
  color: #666;
  margin-bottom: 15px;
}

input {
  width: calc(100% - 20px);
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 14px;
  outline: none;
}

input:focus {
  border-color: #0078d4;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #0078d4;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.3s ease;
}

button:hover {
  background-color: #005bb5;
}

.footer {
  margin-top: 10px;
  font-size: 12px;
  color: #666;
}