table                { border: 1px solid blue ! important; }
table td             { border: 1px solid lightblue ! important; }
table table          { border: 1px solid green ! important; }
table table td       { border: 1px solid lightgreen ! important; }
table table table    { border: 1px solid red ! important; }
table table table td { border: 1px solid orange ! important; }
/* more deeply nested tables will also be red/orange */

div { border: 1px solid ! important; }

p { border: 1px dotted ! important; }

body { background: white ! important; color: black ! important; }

/*
td, div, p { padding: 1px ! important; }
*/

* { padding: 2px; }