I can't fixed column width when have a lot of column.
When user click + to see additional data, The column Product Type will not look good because of width.

I try to add something like `style="width:300px;"` but It isn't working
[![](https://i.stack.imgur.com/vfLjS.png)](https://i.stack.imgur.com/vfLjS.png)
[![enter image description here](https://i.stack.imgur.com/o7kih.png)](https://i.stack.imgur.com/o7kih.png)

Please check the code follow link
<https://jsfiddle.net/chanthida/vfLzt4mw/1/>

Thank you.