:root { --color-primary: #206ea7; --color-primary-light: rgba(32,110,167,0.15); --color-page: #206ea7; --color-page-draft: #7e50b1; --color-chapter: #af4d0d; --color-book: #077b70; --color-bookshelf: #a94747; } header { display: none; } html, body { font-size: 12px; background-color: #FFF; } .page-content { margin: 0 auto; } .print-hidden { display: none !important; } .tri-layout-container { grid-template-columns: 1fr; grid-template-areas: "b"; margin-left: 0; margin-right: 0; display: block; } .card { box-shadow: none; } .content-wrap.card { padding-left: 0; padding-right: 0; }