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

html, body {
  height: 100%;
  font-family: 'Segoe UI', Arial, sans-serif;
  background-color: #ffffff;
  animation: fadeInBackground 2.5s ease-in-out forwards;
}

/* BACKGROUND IMAGE + GRADIENT */
@keyframes fadeInBackground {
  0% {
    background: #ffffff;
  }
  100% {
    background: 
      linear-gradient(to bottom, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.7)),
      url('conference-room.png'); /* Replace with your image */
    background-blend-mode: overlay;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
  }
}

/* LOGO */
.logo {
  display: block;
  margin: 30px auto 10px auto;
  width: 120px;
  opacity: 0;
  transform: scale(0.8);
  animation: fadeInLogo 1.6s ease-out 0.5s forwards;
}

@keyframes fadeInLogo {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.logo:hover {
  filter: drop-shadow(0 0 8px rgba(0, 153, 255, 0.6));
  transform: scale(1.05) rotate(2deg);
  transition: transform 0.3s ease, filter 0.3s ease;
}

/* CONTENT BLOCK */
.content {
  text-align: center;
  color: #333;
  padding: 40px 20px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInContent 1.8s ease-out 1s forwards;
}

@keyframes fadeInContent {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.content p {
  font-size: 1.1rem;
  margin-bottom: 30px;
}

/* BUTTON STYLE */
.button {
  padding: 12px 28px;
  background-color: #007BFF;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.button:hover {
  background-color: #0056b3;
  transform: scale(1.05);
}

/* RESPONSIVE DESIGN */
@media (max-width: 600px) {
  .content h1 {
    font-size: 2rem;
  }

  .content p {
    font-size: 1rem;
  }

  .logo {
    width: 90px;
  }

  .button {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
}