docs: update to account for github changes

Jacky Zhao

2023-03-02 aa5ab03d4ad6e7cb4d9efd3f9c177ebde7e4c4af

 assets/styles/custom.scss

@@ -11,6 +11,7 @@
  --lightgray: #f0f0f0;
  --outlinegray: #dadada;
  --million-progress-bar-color: var(--secondary);
  --highlighted: #f5dfaf88;
}

[saved-theme="dark"] {
@@ -23,6 +24,7 @@
  --gray: #d4d4d4 !important;
  --lightgray: #292633 !important;
  --outlinegray: #343434 !important;
  --highlighted: #574010;
}