index.css

* {
  padding: 0%;
  margin: 0%;
  box-sizing: border-box;
}
body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  flex-direction: column;
  background-color: rgb(0, 0, 0);
}
img {
  width: 380px;
}
.btn-box {
  background-image: url(ai-1.gif);
  width: 280px;
  height: 280px;
  position: relative;
  background-repeat: no-repeat;
  background-size: cover;
  display: flex;
  justify-content: center;
  align-items: center;
}
button {
  background-color: rgb(23, 24, 23);
  padding: 13px;
  border: 5px solid #0b0b0b;
  border-radius: 50%;
  font-size: 80px;
  color: #16ea6a;
  cursor: pointer;
  outline: none;
  transition: 0.3s ease-in-out;
  box-shadow: 0 0 15px rgba(36, 189, 54, 0.7), 0 0 30px rgba(0, 140, 247, 0.5),
    0 0 45px rgba(0, 140, 247, 0.3);
}

button:hover {
  box-shadow: 0 0 25px rgb(84, 240, 79), 0 0 50px rgba(0, 140, 247, 0.7),
    0 0 75px rgba(0, 247, 12, 0.5);
  transform: scale(1.05);
}

.animated-header {
  font-size: 1rem;
  color: #00ffcc;
  text-align: left;
  margin-top: 0px;
  position: absolute;
  top: 20px;
  right: 20px;
  margin-bottom: 10px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 8px;
  font-family: Arial, sans-serif;
  letter-spacing: 1px;
  box-shadow: 0 0 5px #00ffcc, 0 0 10px #00ffcc, 0 0 15px #00ffcc;
  animation: glow 1s ease-in-out infinite;
}

@keyframes glow {
  0% {
    box-shadow: 0 0 5px #00ffcc, 0 0 10px #00ffcc, 0 0 15px #00ffcc;
  }
  50% {
    box-shadow: 0 0 10px #00ffcc, 0 0 20px #00ffcc, 0 0 30px #00ffcc;
  }
  100% {
    box-shadow: 0 0 5px #00ffcc, 0 0 10px #00ffcc, 0 0 15px #00ffcc;
  }
}