@charset "UTF-8";
.animation-box-flex {
  display: flex;
  gap: 1em;
}
.animation-box {
  display: flex;
  justify-content: center;
  align-items: center;
  width: min(100px, calc(100 / 640 * 100vw));
  aspect-ratio: 1 / 1;
  color: #fff;
  background-color: #2cb1dc;
}

a.btn-button {
  display: inline-block;
  color: #fff;
  background-color: #3498db;
  border-radius: 0.4em;
  padding: 0.5em 1.5em;
  transition: background-color 0.3s ease;
}
a.btn-button:hover {
  color: #fff;
  background: #1abc9c;
}


@keyframes bounce {
  0%, 100% {
    transform: translateY(10px);
  }
  50% {
    transform: translateY(-20px);
  }
}

.ball {
  width: 50px;
  height: 50px;
  background: #f39c12;
  border-radius: 50%;
  margin: 0 auto;
  animation: bounce 1s ease-in-out infinite;
}


a.btn-glow {
  display: inline-block;
  padding: 1em 2em;
  color: #fff;
  background: #3498db;
  border-radius: 6px;
  transition: transform 0.2s;
  animation: glow 2s ease-in-out infinite;
}
a.btn-glow:hover {
  color: #fff;
  transform: translateY(-4px);
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 0.5em #3498db;
  }
  50% {
    box-shadow: 0 0 2em #5dade2;
  }
}