ul { padding: 0; line-height: 1.4; } ul + ul { margin-top: 0; } ul > li { list-style: none; } ul > li > ul { padding-left: 16px; } .ca { font-size: 1.4em; font-weight: 500; margin: 8px 0 16px; } .ca_ns { display: flex; flex-direction: row; } .d_aside { border-top: 1px solid #777; border-right: 1px solid #777; margin-right: auto; padding: 24px; flex: 1 0 auto; } .d_main { border-top: 1px solid #777; padding: 24px; flex: 1 1 auto; } p { padding: 16px; } This site requires javascript to function.