html,body{margin:0;min-height:100%;background:#cfd0d4;font-family:"PingFang SC","Microsoft YaHei",sans-serif}
body.h5-device{display:flex;justify-content:center;align-items:flex-start;padding:16px 10px 24px}
.phone{width:min(100%,390px);border:8px solid #1c1d21;border-radius:36px;overflow:hidden;position:relative;min-height:760px;box-shadow:0 18px 40px #0004}