ding-left: 0; columns: 2;}
ol:nth-child(1) {list-style: hexadecimal;}
ol:nth-child(2) {list-style: hexpad;}
ol:nth-child(3) {list-style: hexcolon;}
ol:nth-child(4) {list-style: hexcolonlimited;}

.arena {display: flex; flex-wrap: wrap; justify-content: stretch;}
.arena ol {flex-grow: 1;
	margin: 0.5em; padding: 0.5em 0 0.5em 4em;
	border-right: 1px solid;}
.arena ol:last-child {border-right: none;}

</style>
</head>
<body>

<div class="arena">

<ol>
<li value="-3">minus three</li>
<li>minus two</li>
<li>min