//爆炸效果
@keyframes fireworks {0% {transform: scale(0, 0);}60% {transform: scale(1, 1);opacity: 1;}95%{transform: scale(0.9, 0.9);}100%{transform: scale(0.9, 0.9);opacity: 0;}
}

//爆炸图绑定动画
animation: fireworks 2s 0.5s linear infinite;