style: make internal link have less visual padding (closes #706)

Jacky Zhao

2024-01-18 af811d824fa526f5a8d48b7f4cfd718ade91385e

 quartz/styles/base.scss

@@ -70,6 +70,7 @@
    background-color: var(--highlight);
    padding: 0 0.1rem;
    border-radius: 5px;
    line-height: 1.4rem;

    &:has(> img) {
      background-color: none;