body{margin:0}.pages{height:100vh;width:100%;position:relative;overflow:hidden;background-image:url('./assets/original-background.jpg');background-size:100% auto;background-position:top;background-repeat:no-repeat}.middle_btn{z-index:2;width:min(72vw,23.8rem);height:min(18vw,6.15rem);line-height:min(18vw,6.15rem);text-align:center;left:0;right:0;bottom:3rem;margin:0 auto;color:#fff;background-image:url('./assets/button.png');font-size:1.4rem;white-space:nowrap;word-break:keep-all;animation:slide 2s linear 0s infinite;cursor:pointer}.middle_btn,.middle_btn:after{position:absolute;background-size:100%;background-position:50%;background-repeat:no-repeat}.middle_btn:after{display:block;content:"";width:6.15rem;height:6.15rem;background-image:url('./assets/hand.png');right:-1rem;bottom:-2rem}@keyframes slide{0%{transform:scale(1)}25%{transform:scale(1.1)}50%{transform:scale(1)}75%{transform:scale(.9)}to{transform:scale(1)}}.toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);background-color:rgba(0,0,0,.6);color:#fff;padding:10px 10px;border-radius:8px;z-index:1000;font-size:16px}