main#content,
.site-main {
    background-color: #ffffff;
    padding: 10px;
}
body.wp-singular, 
body.page, 
body.page-template-default {
    background-color: #018cf1;
}
body.elementor-page main#content, body.elementor-page .site-main {
    background-color: inherit;
    padding: inherit;
}