#app{background:#f5f5f5}*{margin:0;padding:0}.index{max-width:430px;height:100vh;background:#fff;margin:auto}.index-img{width:100%}.description{position:relative;font-weight:400;color:#009658;font-size:14px;text-align:center;width:300px;margin:auto;padding:20px}.btn{position:relative;height:50px;line-height:50px;text-align:center;margin:20px auto auto;width:311px;background:#009658;border-radius:25px;color:#fff;font-size:18px}