@import url('https://fonts.googleapis.com/css?family=Roboto:400,500'); :root { /* Highly approximate color names from our pallette */ --orange: rgb(255,153,0); --black: rgb(66,66,66); --white: rgb(233,233,233); --grey: rgb(188,188,188); --blue: rgb(50,153,187); } outer { display: flex; width: 100%; height: 100%; background-color: var(--white); font-family: 'Roboto'; flex-direction: row; } taglist { display: flex; border-right: 2px solid var(--orange); flex-shrink: 0; flex-direction: column; } tagsection { display: flex; padding: 5px; border-bottom: 1px solid var(--orange); flex-direction: column } tagsectiontitle { display: block; color: var(--blue); font-weight: 500; } objectlist { display: block; padding: 5px; flex-grow: 1; }