html,body{width:100%;height:100%;overflow:hidden;overscroll-behavior:none;background:#c3cbcd;color:#303637;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}body{position:fixed;inset:0;font-family:Arial,"Microsoft YaHei",sans-serif}#viewport{position:absolute;inset:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);overflow:hidden;display:flex;justify-content:center;align-items:center}#container{margin:0;flex-shrink:0;transform-origin:center;touch-action:none}#begin{background:none;display:flex;align-items:center;justify-content:center;flex-direction:column}.cover-title{position:absolute;top:70px;left:0;width:320px;height:80px;background:url(../img/begin.png) 0 -160px no-repeat;pointer-events:none}.instructions{position:absolute;top:47%;font-size:13px;letter-spacing:1px}#container input{margin:0;min-height:44px;min-width:146px;padding:10px 24px;font-size:16px;border:1.5px solid #41494a;background:#e1e5e1b3;color:#222;border-radius:24px;cursor:pointer}#begin_btn{position:absolute;top:55%}#pause{position:absolute;inset:0;background:#c3cbcd85;display:none;align-items:center;justify-content:center}#pause_btn{position:absolute;top:48%;left:50%;transform:translate(-50%,-50%)}#pause_toggle{position:absolute;z-index:50;top:8px;right:8px;border:1px solid #687273;border-radius:18px;padding:7px 12px;background:#e2e8e0bd;color:#303637;font-size:12px;min-height:36px}#pause_toggle[hidden]{display:none}#score{padding:10px;line-height:28px;font-weight:bold;font-size:15px;pointer-events:none;z-index:40}#info{position:absolute;margin:0;left:50%;top:50%;transform:translate(-50%,-50%);width:230px;height:auto;padding:22px 12px;background:#dce1dc;box-shadow:0 8px 30px #3333}#endScroe{line-height:2;font-size:32px;height:auto;margin:12px 0}#container #again_btn{margin:6px 0}.myPlane{left:127px}