body{margin:0;padding:20px;color:#fff;font-family:-apple-system,BlinkMacSystemFont,SF Mono,monospace;text-align:center}h1{font-size:18px;font-weight:400;opacity:.8}.form{margin:16px 0}button,input{font-size:16px;padding:8px;border-radius:6px;border:none}button{margin-left:6px;cursor:pointer}video{width:280px;height:200px;margin-top:16px;border-radius:12px;background:#000}.desc{font-size:12px;opacity:.5;margin-top:12px;line-height:1.5}