In the installation code of your chat widget, you can change the line starting with InfosetChat('boot', {... to display your chat widget on the right or left side of your website, in the desired location.

InfosetChat('boot', {
   widget: {
     apiKey: <api_key>,
     alignment: 'right',
     horizontalPadding: 15,
     verticalPadding: 15,
   }
});

alignment: takes either left or right values, allows you to pin your chat widget left or right
horizontalPadding: margin of your chat widget from the right or left side of the screen
verticalPadding: margin of your chat widget from the bottom of the screen