#ms-install{position:fixed;left:auto;right:12px;width:320px;max-width:calc(100% - 24px);top:calc(var(--ms-install-top,12px) + env(safe-area-inset-top,0px));z-index:99990;background:#cd192d;color:#fff;border-radius:12px;padding:12px 14px;display:flex;align-items:center;gap:10px;box-shadow:0 4px 16px rgba(0,0,0,.3);font:15px/1.3 system-ui,-apple-system,sans-serif}
#ms-install[hidden]{display:none}
#ms-install-text{flex:1}
#ms-install button{border:0;border-radius:8px;padding:8px 12px;font:inherit;cursor:pointer}
#ms-install-ok{background:#fff;color:#cd192d;font-weight:600}
#ms-install-no{background:transparent;color:#fff;font-size:20px;padding:4px 8px}