table { border-collapse: collapse;
border: 5px;
bordercolor: white;
}
td { width: 50px;
height: 50px
}
.mad { background-color: lightcoral }
.max { background-color: blue }
<!DOCTYPE HTML>
<html>
<head>
<meta charset="UTF-8" />
<title>MAD MAX</title>
<link href="che-to-tam.css" rel="stylesheet" type="text/css">
<script>
function risovalka() {
}
</script>
</head>
<body>
<div id="test"></div>
<form name="da">
</br><input type='button' value='ris' onClick='risovalka()'/>
</form>
</body>
</html>