/* Change the overall Swagger UI background color */
body {
    background-color: #fcba03 !important; /* Orange-yellow */
}

/* Optional: if you want specific sections to have a different background */
/* For instance, the header background can be adjusted separately */
.swagger-section #header {
    background-color: #ffcc66; /* Lighter orange for the header, for example */
}

/* You may need to inspect the UI to identify other elements whose background you want to change */
/* For example, the background of an operation block might be: */
.opblock-body {
    background-color: #fff !important; /* Keep operation bodies white, or choose another color */
}