body {margin:0;padding:0;font-family:Arial,sans-serif;background:url('/image/backckground.webp') no-repeat center center/cover;color:#fff;text-align:center;position:relative;}
.container {max-width:480px;margin:0 auto;padding:15px;}
video {width:100%;height:auto;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,0.5);cursor:pointer;}
.description {margin:15px 0;font-size:16px;line-height:1.5;}
img {width:100%;height:auto;border-radius:8px;margin-top:10px;box-shadow:0 2px 8px rgba(0,0,0,0.4);}
.download-btn {display:inline-block;padding:15px 40px;background:linear-gradient(90deg,#ff5722,#ff795e);color:#fff;font-size:20px;font-weight:bold;text-decoration:none;border-radius:12px;box-shadow:0 6px 12px rgba(0,0,0,0.3);transition:all 0.2s ease;}
.download-btn:hover {background:linear-gradient(90deg,#e64a19,#ff6347);transform:translateY(-2px);box-shadow:0 8px 16px rgba(0,0,0,0.4);}
.overlay {position:fixed;top:0;left:0;width:100vw;height:100vh;background:rgba(0,0,0,0.85);display:none;justify-content:center;align-items:center;flex-direction:column;z-index:9999;padding:20px;box-sizing:border-box;}
.overlay.show {display:flex;}
.overlay h2 {color:#fff;font-size:24px;margin:0 0 20px 0;padding:0;}
.poster-overlay {position:fixed;top:0;left:0;width:100vw;height:100vh;background:rgba(0,0,0,0.85);display:none;justify-content:center;align-items:center;z-index:9999;padding:20px;box-sizing:border-box;overflow:hidden;}
.poster-content {position:relative;max-width:480px;width:100%;}
.poster-content img {width:100%;height:auto;border-radius:12px;display:block;}
#posterDownloadBtn {position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10;padding:15px 40px;background:linear-gradient(90deg,#ff5722,#ff795e);color:#fff;font-size:20px;font-weight:bold;text-decoration:none;border-radius:12px;box-shadow:0 6px 12px rgba(0,0,0,0.3);pointer-events:auto;}
#posterDownloadBtn:hover {background:linear-gradient(90deg,#e64a19,#ff6347);transform:translate(-50%,-50%) translateY(-2px);box-shadow:0 8px 16px rgba(0,0,0,0.4);}
.close-btn {position:absolute;top:-10px;right:-10px;width:40px;height:40px;line-height:40px;text-align:center;background:#ff5722;color:#fff;border-radius:50%;font-size:20px;cursor:pointer;z-index:20;box-shadow:0 2px 8px rgba(0,0,0,0.5);}
.overlay-content {position:relative;width:100%;max-width:480px;text-align:center;}