CSSとHTML5を使用したボタンアニメーションのネオン効果

  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Illusionistic 3D Neon Button</title>
  <link rel="stylesheet" href="2.css">


  <div>





<pre class="brush:php;toolbar:false">* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: black;
  overflow: hidden;
  font-family: "Courier New", monospace;
  position: relative;
  color: white;
}

/* Binary code background */
body::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.5));
  z-index: 0;
  pointer-events: none;
  mask: repeating-linear-gradient(
    0deg,
    transparent 0%,
    transparent 20%,
    rgba(255, 255, 255, 0.1) 20%,
    rgba(255, 255, 255, 0.1) 40%
  );
  animation: binaryMove 5s linear infinite;
}

@keyframes binaryMove {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 0 100%;
  }
}

.button-container {
  position: relative;
  z-index: 1;
}

.neon-button {
  padding: 20px 60px;
  font-size: 1.5rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.7);
  border: none;
  outline: none;
  cursor: pointer;
  border-radius: 10px;
  position: relative;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.5), 0 0 30px rgba(255, 0, 255, 0.5);
  overflow: hidden;
  transition: all 0.3s ease;
}

.neon-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #ff00ff, #00ffff);
  filter: blur(15px);
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.neon-button:hover {
  transform: translateY(-5px) rotate(2deg);
  box-shadow: 0 0 40px rgba(0, 255, 255, 0.7), 0 0 60px rgba(255, 0, 255, 0.7);
}

.neon-button:hover::before {
  opacity: 1;
  filter: blur(25px);
}

.neon-button:active {
  transform: translateY(3px);
  box-shadow: 0 0 10px rgba(0, 255, 255, 0.9), 0 0 20px rgba(255, 0, 255, 0.9);
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  animation: ripple-animation 1s linear infinite;
}

@keyframes ripple-animation {
  0% {
    transform: scale(0);
    opacity: 1;
  }
  100% {
    transform: scale(10);
    opacity: 0;
  }
}

.neon-button:active::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #ff00ff, #00ffff);
  opacity: 0.4;
  filter: blur(10px);
  animation: ripple-animation 0.8s linear;
}