Modify pre-loader duration so that it stays on the screen longer.

I need the spinning pre-loader to stay on the screen at least 3 seconds after the datatable loads into the page at https://staging.profitsharingprojects.com/carlist

This screencast should provide a visual for what we are trying to accomplish https://www.screencast.com/t/qtJEgL6j8K6x

I can pay $10 for the completion of this high-priority task and $2 per fix for additional work.

If you would like to evaluate the code first, then please text us for a link to a shared coding session through code-with-me, and this screencast shows what that process will look like https://www.screencast.com/t/wKtv6CU0Hf