body{font-family:Roboto Mono,monospace;margin:20px;line-height:1.7}table{border-collapse:collapse;margin:20px 0}table,th,td{border:1px solid black}th,td{padding:2px 8px;text-align:left}input,button{padding:5px}button{cursor:pointer}.navigation-links .nav-item{padding:0 10px;border-right:1px solid black}.navigation-links .nav-item:first-child{padding-left:0}.navigation-links .nav-item:last-child{border-right:none}.active-link{color:#000;font-weight:700}