#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50;text-align:center}#frametop{box-shadow:10px -5px 10px #7a7a7a;margin-bottom:5px;padding:5px}.bg-blue{background:#393999}.header_logo{float:left;padding:0 10px;width:auto}.header_logo>img{height:40px;margin:3px}.demo-footer-fixed{align-items:center;background:#222;bottom:0;color:#fff;display:flex;font-size:16px;gap:24px;justify-content:center;left:0;padding:16px 8px;position:fixed;text-align:center;width:100vw;z-index:9999}.demo-apply-btn{background:#3b82f6;border-radius:6px;color:#fff;font-weight:700;margin-left:12px;padding:8px 20px;text-decoration:none;transition:background .2s}.demo-apply-btn:hover{background:#2563eb}