/* "under construction": a yellow and black tape under the header (all pages with this header) instead of the band
   in the accent colour (app.css). Loaded only with UNDER_CONSTRUCTION=1, for a development server. */
.site-header.uc-tape::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 8px; pointer-events: none;
  background: repeating-linear-gradient(-45deg, #f2c200 0 8px, #1c1c1a 8px 16px); }