.center-container{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;background:#f8f9fa}.main-title{color:#1976d2;font-size:4rem;font-family:Arial Black,Arial,sans-serif;font-weight:700;margin-bottom:2rem;letter-spacing:2px}.exclamation-sign{margin-bottom:1.5rem}.in-construction{font-size:1.5rem;color:#333;font-family:Arial,sans-serif;font-weight:500;letter-spacing:1px}