* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  body {
    font-family: 'Segoe UI', sans-serif;
    min-height: 100vh;
    background-image: url('https://www.winston93.edu.mx/telegram/img/telegr.png'); /* <-- Puedes cambiar esta URL por tu imagen */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
  }

  .form-container {
    background-color: rgba(255, 255, 255, 0.95); /* Ligero transparente para que se vea la imagen */
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
  }

  .form-container h2 {
    margin-bottom: 1rem;
    color: #007ACC;
  }

  .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
  }

  label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 600;
  }

  input[type="text"],
  input[type="password"]  {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
    transition: border 0.3s;
  }

  input[type="text"]:focus,
  input[type="password"] :focus {
    border-color: #00D8FF;
    outline: none;
  }

  button {
    background-color: #00D8FF;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
  }

  button:hover {
    background-color: #007ACC;
  }

  @media (max-width: 500px) {
    .form-container {
      padding: 1.5rem;
    }

    input[type="text"],
    input[type="password"] 
    button {
      font-size: 0.95rem;
    }
  }