body {
    margin: 0;
    padding: 0;
    font-family: "Arial", sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0f1a, #0a0f1a, #0a0f1a);
    background-size: 400% 400%;
    animation: gradientBackground 8s ease infinite;
    color: #f0f0f0;
  }
   
  
  .container {
    text-align: center;
    background: #0a0f1a;
    border-radius: 20px;
    padding: 30px;
    color: #e0e0e0;
    backdrop-filter: blur(12px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 400px;
    min-height: 350px;
    border: 1px solid #32314a;
  }
  
  h1 {
    font-size: 38px;
    margin-bottom: 15px;
    color: #4f9eff;
    animation: fadeIn 1s ease-out;
  
  }
  h3 {
    font-size: 20px;
    font-style: italic;
    margin-bottom: 25px;
    color: #4f9eff;
    animation: fadeIn 1s ease-out;
  
  }
  
  p {
    font-size: 18px;
    color: #d3d3d3;
    animation: fadeIn 1.5s ease-out;
    line-height: 1.5;
  }
  
  button {
    padding: 14px 35px;
    border: none;
    background: linear-gradient(135deg, #4f9eff, #0077b6);
    color: #121212;
    font-size: 18px;
    cursor: pointer;
    border-radius: 8px;
    margin-top: 25px;
    font-weight: bold;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    box-shadow: 0 8px 15px rgba(0, 180, 216, 0.5);
  }
  
  button:hover {
    background: linear-gradient(135deg, #0077b6, #4f9eff);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 180, 216, 0.7);
  }
  
  @keyframes fadeIn {
    0% {
      opacity: 0;
    }
    100% {
      opacity: 1;
    }
  }
  
  @keyframes gradientBackground {
    0% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
    100% {
      background-position: 0% 50%;
    }
  }
  
  /* Animated Background Shapes */
  .shape {
    position: absolute;
    animation: moveShape 18s infinite ease-in-out;
    opacity: 0.3;
    z-index: 0;
    transform-origin: center center;
    border-radius: 10px;
  }
  
  .square {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, #444, #555);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  }
  
  .circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, #333, #444);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  }
  
  .triangle {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 120px solid rgba(255, 255, 255, 0.15);
  }
  
  @keyframes moveShape {
    0% {
      transform: translate(0, 0) rotate(0deg);
    }
    25% {
      transform: translate(200px, 150px) rotate(60deg);
    }
    50% {
      transform: translate(400px, 250px) rotate(120deg);
    }
    75% {
      transform: translate(150px, 400px) rotate(180deg);
    }
    100% {
      transform: translate(0, 0) rotate(240deg);
    }
  }
  
  .shape:nth-child(1) {
    animation-duration: 10s;
    top: 15%;
    left: 25%;
  }
  
  .shape:nth-child(2) {
    animation-duration: 12s;
    top: 35%;
    left: 50%;
  }
  
  .shape:nth-child(3) {
    animation-duration: 14s;
    top: 60%;
    left: 70%;
  }
  
  .shape:nth-child(4) {
    animation-duration: 16s;
    top: 80%;
    left: 20%;
  }
  
  .shape:nth-child(5) {
    animation-duration: 18s;
    top: 10%;
    left: 80%;
  }
  
  .shape:nth-child(6) {
    animation-duration: 20s;
    top: 50%;
    left: 40%;
  }
  
  @media screen and (max-width: 768px) {
    h1 {
      font-size: 32px;
    }
  
    p {
      font-size: 16px;
    }
  
    button {
      padding: 12px 30px;
      font-size: 16px;
    }
  
    .container {
      padding: 25px;
      width: 80%;
      min-height: 300px;
    }
  
    .shape {
      opacity: 0.2;
    }
  }