OpenTimeTracker/application/views/reports/payperiod.phtml

<div class="section">
    <div class="row">
        <div class="small-12 columns">
            <h2><i class="fa fa-file"></i> Pay Period Report</h2>
        </div>
    </div>
    <?php echo $this->spanDays ?>
    <div class="row">
        <div class="small-12 columns full">
            <style>
                table {
                    border:1px solid #ccc;
                }

                th {
                    border:1px solid #ccc;
                    padding:0px;
                    margin:0px;
                    background-color: #eaeaea;
                }

                td {
                    border:1px solid #ccc;
                    padding:0px;
                    margin:0px;
                }

                .scroll {
                    overflow-x:scroll;
                    overflow-y:visible;
                }

            </style>
            <div class="scroll">
                <table>
                    <thead>
                    <tr>
                        <th style="width:150px;"></th>
                        <?php

                            $date = new DateTime();
                            $date->setDate($this->year,$this->previousMonth,26);

                            for($i=1;$i<=$this->span;$i++)
                            {
                                if($date->format('d') >= 26)
                                {
                                    echo "<th style='background-color:#fff;border-bottom:1px solid #ccc; '>".$date->format('D')."<br>".$date->format('n')."/".$date->format('j')."</th>";
                                }
                                else
                                {
                                    echo "<th style='border-bottom:1px solid #ccc;'>".$date->format('D')."<br>".$date->format('n')."/".$date->format('j')."</th>";
                                }
                                $date->modify('+1 day');
                            }
                        ?>
                    </tr>
                    </thead>
                    <tbody>
                    <?php

                        foreach($this->report as $user=>$dates)
                        {
                            $totalTime = array_sum($dates);
                            echo "<tr>";
                            echo "<td style='border-bottom:1px solid #ccc;'><b>$user</b><br>Total: $totalTime</td>";

                            $date = new DateTime();
                            $date->setDate($this->year,$this->previousMonth,26);
                            for($j=1;$j<=$this->span;$j++)
                            {
                                echo "<td class='text-center' style='border-bottom:1px solid #ccc;'>";
                                $value = "-";
                                foreach ($dates as $entryDate => $total)
                                {
                                    $newDate = explode("-", $entryDate);
                                    $dayOfMonth = $newDate[2];

                                    if($dayOfMonth == $date->format('d'))
                                    {
                                        $value = $total;
                                    }
                                }
                                echo $value;
                                echo "</td>";

                                $date->modify('+1 day');
                            }
                            echo "</tr>";
                        }
                    ?>
                    </tbody>
                </table>
            </div>
        </div>
    </div>
</div>