body {
    background: linear-gradient(120deg, #2980b9, #8e44ad);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }

  .login-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
    padding: 40px;
    max-width: 600px;
    width: 90%;
    animation: fadeIn 0.5s ease-in-out;
  }

  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(-20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .login-header {
    text-align: center;
    margin-bottom: 30px;
  }

  .login-header h3 {
    color: #2c3e50;
    font-weight: 600;
    margin: 0;
    font-size: 24px;
  }

  .form-control {
    border-radius: 8px;
    padding: 12px;
    border: 2px solid #e3e3e3;
    transition: all 0.3s ease;
  }

  .form-control:focus {
    border-color: #2980b9;
    box-shadow: 0 0 8px rgba(41, 128, 185, 0.2);
  }

  .input-login {
    position: relative;
    margin-bottom: 20px;
  }

  .input-login i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #7f8c8d;
  }

  .input-login input {
    padding-left: 20px;
    height: 40px;
  }



  .btn-login {
    background: linear-gradient(to right, #2980b9, #3498db);
    border: none;
    border-radius: 8px;
    color: white;
    padding: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    width: 50%;
  }

  .btn-login:hover {
    background: linear-gradient(to right, #2473a5, #2980b9);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(41, 128, 185, 0.3);
  }

  .alert {
    border-radius: 8px;
    margin-bottom: 20px;
  }

  .remember-me {
    display: flex;
    align-items: center;
    margin: 20px 0;
  }

  .remember-me input {
    margin-right: 8px;
    margin-top: 0;
  }

  .form-check-label {
    color: #666;
    font-size: 14px;
    margin-bottom: 0;
  }

  .text-danger {
    font-size: 12px;
    margin-top: 5px;
    display: block;
  }

  .button-submit-login {
    text-align: center;
  }