Fixed containers position for Segments student (single and group mode) scenario and Segments preview scenario
<?php namespace TestCAS\Http\Controllers;
use Illuminate\Foundation\Bus\DispatchesCommands;
use Illuminate\Routing\Controller as BaseController;
use Illuminate\Foundation\Validation\ValidatesRequests;
abstract class Controller extends BaseController
{
use DispatchesCommands, ValidatesRequests;
}