Use a hidden panel with some style
<panel depends="$alwaysHideCSSPanel$">
<html>
<style>
#tableWithFixedColumnWidth th,
#tableWithFixedColumnWidth td {
width: 15px !important;
overflow-wrap: anywhere !important;
}
#tableWithFixedColumnWidth th:nth-child(1),
#tableWithFixedColumnWidth td:nth-child(1),
#tableWithFixedColumnWidth th:nth-child(2),
#tableWithFixedColumnWidth td:nth-child(2),
#tableWithFixedColumnWidth th:nth-child(3),
#tableWithFixedColumnWidth td:nth-child(3) {
width: 30px !important;
overflow-wrap: anywhere !important;
}
</style>
</html>
</panel>
<panel>
<table id="tableWithFixedColumnWidth">
You should set styles for header and data elements
