.stacktable { width: 100%; border-collapse: collapse;}
.st-head-row { padding-top: 0em; border: 1px #000 solid; text-align: left;}
.st-head-row.st-head-row-main { font-size: 1.5em; padding-top: 0; border: 1px #000 solid}
.st-key { width: 19%; padding-right: 1%; font-weight:900; border-bottom: 1px #000 solid; border-left: 1px #000 solid; }
.st-val { width: 79%; padding-left: 1%; border-bottom: 1px #000 solid; border-right: 1px #000 solid; }



/* RESPONSIVE EXAMPLE */
.stacktable.large-only { display: table; }
.stacktable.small-only { display: none; }

@media (max-width: 800px) {
  .stacktable.large-only { display: none; }
  .stacktable.small-only { display: table; }
}