How to change the background color?

As you can see from the image, there’s white space surrounding on the outer layer, how do i change the background color to this font color? #F5F5F5

hey @withaudette share the URL of your website so i can help you

https://www.audette.store/pages/contact

main#MainContent {
    background-color: #F5F5F5;
}

Go to online store ----> themes ----> go to three Dots ----> edit code ---->find theme.liquid files ----> place the code ---->
under the tag before the body ----->
if this code work please do not forget to like and mark it solution

hi it doesn’t work, it changes the background for everything.. I only want to change it for the background under the contact form page

Hello there

You can add this CSS in css file.

#shopify-section-template--24305478074667__contact_form_v2_KNMic6 {
    background-color: #F5F5F5;

}

Sorry I’m unsure where to put it in, to clarify, i just want to change the white parts outside the grey border to #F5F5F5