html[data-language="en"] body [lang="zh-CN"],
html[data-language="zh"] body [lang="en"] { display: none !important; }
.lang-pair > p, .heading-pair > h1, .heading-pair > h2 { margin-top: 0; }
.modeling-link { margin-block: 2rem; }
#language-toggle { margin-left: .5rem; }