@-moz-document url(chrome://browser/content/aboutDialog.xul) {
  #clientBox {
    background-image: 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SCjqfkg86qUFPVT4IKhSnwQVilKCZtLw5IKuqjHJBS6lyOSCzmowRxCDHvouHJBz%2FaDa6bqJry0NqI3NY145uDjyPw5oKvZ5FZU1t4rjO%2F7Ob9zHFvdhz2niceWVNHf1FEBAQazrC3mppOnZ77O%2FzCDkdzoxFUisY3dZN7wHJrxwcPmtIz1tbvY8kG2UUYwEGbgpxgILttLwQSdW7sIKTSZ7kFBpMdyDzq3kg9FL5IJBSjwQSCnHcg96HyUEb4BzCos5YO7CC1kpuGMIOUbXqsxUgo6cb0jAAGcy6eTg0AeIQZrZZQfYMUFniOZIQBVPH4pid6Q%2F8AyOPRRXYVAQEBBDUwtqIXRO%2FEEHKLnQinr5aCXhHOcwuPJsg5fPkgt7aHwSOheMOaeI71pG30PIINlpWB2EF%2BGgLKqkBB5gIG6PBAwEHqAgIPMZQW8kQJyqi1q%2BjpIJKmX3YwSPN3cqOIXJ4uN4qL5OA6G2PxTA8RJXyDgPMRA7x9EHQdn1rMbOsyDJIyT4lZV0FAQEBAQalrKyCtpjURjDx3juKDSI6g1URqCMV0GG1TfzAcn%2BvetI2q0ytkjDm96DbKTl5IL5ZUQEBAQEBAQEBB5jKDRdaXSeqmgsNqw%2BuncWtz7rce%2FI89zGDiSqjQIKaK43KK22wmS10JLI5DzllccyTO83u%2Biiu1WahbQUMcQGHY4oMggICAgIKJY2yxujf7rhgoOVantVRZK8XClaSOO8zHBzTzaUEFru8VNK2WNx6nOfVpHMH4LSOkWupbKxha4FjuIcORUGXUUQEBAQEBAQEBBqWrdY01mjbQ0YdVXaqd0NNTQdqR8h%2FC3z8T3Ko53dp57Sya1CcVGp7kAL1UxHLKaHmKOI%2F%2FAGPeg27QmnBTsbUPbgd%2BVFdDQEBAQEBAQWF2tsdypXROHax2UHGb7aqqy1Ujgxz6V5%2B8YDg8PxNPc4IiK1ak1DZInVNLTS3uzs4vkom9LLH%2FAO9Sj71n6mBzStDabdtx0dI0MuFR1OccHRzZjcD5iQNIUGTG2HRcp3KOqdVzd0VO0zOPwEe8kFyNU6luDXTUVm%2By7c0ZfcLy%2FqrQPHc4v%2BbQg1y5a6ttKSyt1FWXCoxxhs0LYIgfDpH73zCDW5tf22Qnctlzl%2FjnuMwz6R4Cio4de04cPuLvRDvfTVxkA%2Flma4FBstr1vUTANtmo4J5vw0d6h6q8%2BQmj3mfMBVGSqdpd3sv%2FAFFputgj7qumY6rpnDxEsHSD5gIMbNt90tHhjY53zHgI2Qzufnw3RFlIKP2v2ja0HV9L6entlDKON0uzXUcLWke8GO%2B%2Fk%2BDWj4oMTLX2zSL5I7VV%2Fb2s6hpiq79IB0NM13OOmYMtb6epKgutG6Xmq6gVFQHSPed573cSXE5JJKK7JTU8dLC2GMYaEEyAgICAgICAgw19sUF2gcC37z%2BqDj9603c7RWCsoHy087DlksRLXD1GEELNf6qpvu7jBRXTc4Zq4AX%2BpbglBI7ajqvcMNDQ263Z%2FHTwEkejnEfRBgav9odRzdLd6ueqPNrZD2G%2BQZyHoEGXt%2BhqmbBLTxQbFBs3kIGY%2Fog9qNnEgacMPyQa7cdC1MWS1hyPJBaUVbqzS7j9mVk0UX%2Bw7txn%2BR2Qgyo2qa2ibuGGje%2F%2FAHDC7P0cAgxVw1FrPUo6CurZOqu96ngAhjcP4g3ifVBntLaJlkexz2HB8kHYbbbYbdAIoxxxxKC9QEBAQEBAQEBAQWlXb6WtaWzMBJ70Gr1ug6SdxdHjigtItnkLXAnACDPUWk7dScS0OPwQZuKmghGI2AIJUBBFJTwzDEjA4IMPW6Wt1XxDQ0%2FBBhZNn9MT2SOaC%2Bo9FUFOQXhpx4BBscFNDTN3IWhoQTICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg%2F%2F2Q%3D%3D") !important;
    background-repeat: no-repeat !important;
    background-position: top !important;
  }
}