/* Keep the supplied illustration on screen and preserve printable results. */
@media screen {
  body.da-theme-calc {background:#ecba74;isolation:isolate;}
  body.da-theme-calc::before {content:"";position:fixed;inset:0;z-index:-1;background:url("/assets/calculator-background.webp") center center / cover no-repeat;pointer-events:none;}
  body.da-theme-calc .control-panel {background:linear-gradient(135deg,#fffdf7e6,#e3eee8d9);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);}
}