Webleb - UI Elements - CSS Heart Animation Code Snippet

HTML

CSS

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-color: #1b1c27;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
}
.codigo {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: #272822;
  color: #F8F8F2;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 18px;
  padding: 20px;
  border-radius: 8px;
  white-space: pre-line;
  text-align: left;
  line-height: 1.6;
  max-height: 50%;
  width: 100%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.selector       { color: #F92672; } 
.property       { color: #66D9EF; }
.value-number   { color: #AE81FF; } 
.value-string   { color: #E6DB74; } 
.value-color    { color: #A6E22E; } 
.brace          { color: #F8F8F2; } 
.comment        { color: #75715E; } 
.function       { color: #A6E22E; }

.animation-container {
  position: absolute;
  top: 75%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 50%;
  overflow: hidden;
  background:transparent;
}
.heart {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  position: relative;
  animation: pulse 2s infinite alternate;
}
.heart::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 10px;
  width: 30px;
  height: 30px;
  background: #F92672;
  border-radius: 50%;
  transform: scale(0.5);
}
.heart::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 10px;
  width: 30px;
  height: 30px;
  background: #F92672;
  border-radius: 50%;
  transform: scale(0.5) rotate(45deg);
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

JS