Change background color of a section

Hi @liu_x_trujillo1 ,

I have reviewed your requirement, you just need to edit css script and the issue will be resolved. You can follow my instructions!

Step 1: Go to Admin → Online store → Theme > Edit code:

Step 2: Search for the file theme.css. And add this code snippet to the end of the file.

.shopify-section.shopify-section--custom-liquid *, .shopify-section.shopify-section--text-with-icons * {
    background: white !important;
}

Step 3: Save your code and reload this page.

The result will be:

I hope these instructions will help you. If they are helpful, please give us likes and mark as the solution.

Have a nice day sir!