/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: #f5f7fa;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

/* Login Box */
.login-box {
  background-color: #ffffff;
  padding: 40px 30px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  width: 350px;
  max-width: 90%;
}

.login-box h2 {
  text-align: center;
  margin-bottom: 25px;
  color: #333;
}

.login-box input[type="text"],
.login-box input[type="password"],
.login-box input[type="submit"] {
  width: 100%;
  padding: 12px 15px;
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #ccc;
  transition: 0.3s ease;
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
  border-color: #007bff;
  outline: none;
}

.login-box input[type="submit"] {
  background-color: #007bff;
  color: #fff;
  border: none;
  font-weight: bold;
  cursor: pointer;
}

.login-box input[type="submit"]:hover {
  background-color: #0056b3;
}

/* Error Message */
.error {
  color: red;
  text-align: center;
  margin-bottom: 15px;
  font-size: 14px;
}