A red warning sign with white text reading: 'ATTENTION In case of total power failure, keep this room LOCKED until the maintenance team arrives.'

Create a red sign with white letters, with the text: 'ATTENTION In case of total power failure, keep this room LOCKED until the maintenance team arrives.' The sign should be clear and easy to read, with a vibrant red background and the letters in white, using a strong and visible font. The design should be simple and straightforward, with an emphasis on the readability of the notice. See more