diff --git a/samples/Basic/26_Utf8.php b/samples/Basic/26_Utf8.php
index 52953251..52a64509 100644
--- a/samples/Basic/26_Utf8.php
+++ b/samples/Basic/26_Utf8.php
@@ -12,12 +12,10 @@ $spreadsheet = $reader->load(__DIR__ . '/../templates/26template.xlsx');
 // at this point, we could do some manipulations with the template, but we skip this step
 $helper->write($spreadsheet, __FILE__, ['Xlsx', 'Xls', 'Html']);
 
-if (\PHP_VERSION_ID < 80000) {
-    // Export to PDF (.pdf)
-    $helper->log('Write to PDF format');
-    IOFactory::registerWriter('Pdf', \PhpOffice\PhpSpreadsheet\Writer\Pdf\Dompdf::class);
-    $helper->write($spreadsheet, __FILE__, ['Pdf']);
-}
+// Export to PDF (.pdf)
+$helper->log('Write to PDF format');
+IOFactory::registerWriter('Pdf', \PhpOffice\PhpSpreadsheet\Writer\Pdf\Dompdf::class);
+$helper->write($spreadsheet, __FILE__, ['Pdf']);
 
 // Remove first two rows with field headers before exporting to CSV
 $helper->log('Removing first two heading rows for CSV export');
diff --git a/samples/Pdf/21b_Pdf.php b/samples/Pdf/21b_Pdf.php
index ad2f609b..c67ff3d2 100644
--- a/samples/Pdf/21b_Pdf.php
+++ b/samples/Pdf/21b_Pdf.php
@@ -32,13 +32,11 @@ $spreadsheet->getActiveSheet()->setShowGridLines(false);
 $helper->log('Set orientation to landscape');
 $spreadsheet->getActiveSheet()->getPageSetup()->setOrientation(PageSetup::ORIENTATION_LANDSCAPE);
 
-if (\PHP_VERSION_ID < 80000) {
-    $helper->log('Write to Dompdf');
-    $writer = new Dompdf($spreadsheet);
-    $filename = $helper->getFileName('21b_Pdf_dompdf.xlsx', 'pdf');
-    $writer->setEditHtmlCallback('replaceBody');
-    $writer->save($filename);
-}
+$helper->log('Write to Dompdf');
+$writer = new Dompdf($spreadsheet);
+$filename = $helper->getFileName('21b_Pdf_dompdf.xlsx', 'pdf');
+$writer->setEditHtmlCallback('replaceBody');
+$writer->save($filename);
 
 $helper->log('Write to Mpdf');
 $writer = new Mpdf($spreadsheet);
@@ -46,10 +44,8 @@ $filename = $helper->getFileName('21b_Pdf_mpdf.xlsx', 'pdf');
 $writer->setEditHtmlCallback('replaceBody');
 $writer->save($filename);
 
-if (\PHP_VERSION_ID < 80000) {
-    $helper->log('Write to Tcpdf');
-    $writer = new Tcpdf($spreadsheet);
-    $filename = $helper->getFileName('21b_Pdf_tcpdf.xlsx', 'pdf');
-    $writer->setEditHtmlCallback('replaceBody');
-    $writer->save($filename);
-}
+$helper->log('Write to Tcpdf');
+$writer = new Tcpdf($spreadsheet);
+$filename = $helper->getFileName('21b_Pdf_tcpdf.xlsx', 'pdf');
+$writer->setEditHtmlCallback('replaceBody');
+$writer->save($filename);
diff --git a/src/PhpSpreadsheet/Writer/Html.php b/src/PhpSpreadsheet/Writer/Html.php
index da32025a..6e51b7a8 100644
--- a/src/PhpSpreadsheet/Writer/Html.php
+++ b/src/PhpSpreadsheet/Writer/Html.php
@@ -126,6 +126,13 @@ class Html extends BaseWriter
      */
     protected $isPdf = false;
 
+    /**
+     * Is the current writer creating mPDF?
+     *
+     * @var bool
+     */
+    protected $isMPdf = false;
+
     /**
      * Generate the Navigation block.
      *
@@ -1003,6 +1010,14 @@ class Html extends BaseWriter
                 $css['padding-' . $textAlign] = (string) ((int) $alignment->getIndent() * 9) . 'px';
             }
         }
+        $rotation = $alignment->getTextRotation();
+        if ($rotation !== 0 && $rotation !== Alignment::TEXTROTATION_STACK_PHPSPREADSHEET) {
+            if ($this->isMPdf) {
+                $css['text-rotate'] = "$rotation";
+            } else {
+                $css['transform'] = "rotate({$rotation}deg)";
+            }
+        }
 
         return $css;
     }
diff --git a/src/PhpSpreadsheet/Writer/Pdf/Dompdf.php b/src/PhpSpreadsheet/Writer/Pdf/Dompdf.php
index fc96f904..bf9e28cb 100644
--- a/src/PhpSpreadsheet/Writer/Pdf/Dompdf.php
+++ b/src/PhpSpreadsheet/Writer/Pdf/Dompdf.php
@@ -35,6 +35,9 @@ class Dompdf extends Pdf
         $orientation = ($orientation === PageSetup::ORIENTATION_LANDSCAPE) ? 'L' : 'P';
         $printPaperSize = $this->getPaperSize() ?? $setup->getPaperSize();
         $paperSize = self::$paperSizes[$printPaperSize] ?? PageSetup::getPaperSizeDefault();
+        if (is_array($paperSize) && count($paperSize) === 2) {
+            $paperSize = [0.0, 0.0, $paperSize[0], $paperSize[1]];
+        }
 
         $orientation = ($orientation == 'L') ? 'landscape' : 'portrait';
 
diff --git a/src/PhpSpreadsheet/Writer/Pdf/Mpdf.php b/src/PhpSpreadsheet/Writer/Pdf/Mpdf.php
index 281e1a4f..d0ce9ed4 100644
--- a/src/PhpSpreadsheet/Writer/Pdf/Mpdf.php
+++ b/src/PhpSpreadsheet/Writer/Pdf/Mpdf.php
@@ -8,6 +8,9 @@ use PhpOffice\PhpSpreadsheet\Writer\Pdf;
 
 class Mpdf extends Pdf
 {
+    /** @var bool */
+    protected $isMPdf = true;
+
     /**
      * Gets the implementation of external PDF library that should be used.
      *
diff --git a/tests/PhpSpreadsheetTests/Functional/StreamTest.php b/tests/PhpSpreadsheetTests/Functional/StreamTest.php
index 3911aaa6..a84a2490 100644
--- a/tests/PhpSpreadsheetTests/Functional/StreamTest.php
+++ b/tests/PhpSpreadsheetTests/Functional/StreamTest.php
@@ -17,12 +17,13 @@ class StreamTest extends TestCase
             ['Csv'],
             ['Html'],
             ['Mpdf'],
+            ['Dompdf'],
         ];
 
         if (\PHP_VERSION_ID < 80000) {
             $providerFormats = array_merge(
                 $providerFormats,
-                [['Tcpdf'], ['Dompdf']]
+                [['Tcpdf']]
             );
         }
 
diff --git a/tests/PhpSpreadsheetTests/Writer/Dompdf/PaperSizeArrayTest.php b/tests/PhpSpreadsheetTests/Writer/Dompdf/PaperSizeArrayTest.php
new file mode 100644
index 00000000..815d7e3d
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Dompdf/PaperSizeArrayTest.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Writer\Dompdf;
+
+use PhpOffice\PhpSpreadsheet\Shared\File;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Worksheet\PageSetup;
+use PhpOffice\PhpSpreadsheet\Writer\Pdf\Dompdf;
+use PHPUnit\Framework\TestCase;
+
+class PaperSizeArrayTest extends TestCase
+{
+    /** @var string */
+    private $outfile = '';
+
+    protected function tearDown(): void
+    {
+        if ($this->outfile !== '') {
+            unlink($this->outfile);
+            $this->outfile = '';
+        }
+    }
+
+    public function testPaperSizeArray(): void
+    {
+        // Issue 1713 - array in PhpSpreadsheet is 2 elements,
+        //   but in Dompdf it is 4 elements, first 2 are zero.
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        // TABLOID is a 2-element array in Writer/Pdf.php $paperSizes
+        $size = PageSetup::PAPERSIZE_TABLOID;
+        $sheet->getPageSetup()->setPaperSize($size);
+        $sheet->setPrintGridlines(true);
+        $sheet->getStyle('A7')->getAlignment()->setTextRotation(90);
+        $sheet->setCellValue('A7', 'Lorem Ipsum');
+        $writer = new Dompdf($spreadsheet);
+        $this->outfile = File::temporaryFilename();
+        $writer->save($this->outfile);
+        $spreadsheet->disconnectWorksheets();
+        unset($spreadsheet);
+        $contents = file_get_contents($this->outfile);
+        self::assertNotFalse($contents);
+        self::assertStringContainsString('/MediaBox [0.000 0.000 792.000 1224.000]', $contents);
+    }
+
+    public function testPaperSizeNotArray(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        // LETTER is a string in Writer/Pdf.php $paperSizes
+        $size = PageSetup::PAPERSIZE_LETTER;
+        $sheet->getPageSetup()->setPaperSize($size);
+        $sheet->setPrintGridlines(true);
+        $sheet->getStyle('A7')->getAlignment()->setTextRotation(90);
+        $sheet->setCellValue('A7', 'Lorem Ipsum');
+        $writer = new Dompdf($spreadsheet);
+        $this->outfile = File::temporaryFilename();
+        $writer->save($this->outfile);
+        $spreadsheet->disconnectWorksheets();
+        unset($spreadsheet);
+        $contents = file_get_contents($this->outfile);
+        self::assertNotFalse($contents);
+        self::assertStringContainsString('/MediaBox [0.000 0.000 612.000 792.000]', $contents);
+    }
+}
diff --git a/tests/PhpSpreadsheetTests/Writer/Dompdf/TextRotationTest.php b/tests/PhpSpreadsheetTests/Writer/Dompdf/TextRotationTest.php
new file mode 100644
index 00000000..2aa9d5ed
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Dompdf/TextRotationTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Writer\Dompdf;
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Writer\Pdf\Dompdf;
+use PHPUnit\Framework\TestCase;
+
+class TextRotationTest extends TestCase
+{
+    public function testTextRotation(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        $sheet->setPrintGridlines(true);
+        $sheet->getStyle('A7')->getAlignment()->setTextRotation(90);
+        $sheet->setCellValue('A7', 'Lorem Ipsum');
+        $writer = new Dompdf($spreadsheet);
+        $html = $writer->generateHtmlAll();
+        self::assertStringContainsString(' transform:rotate(90deg);', $html);
+        $spreadsheet->disconnectWorksheets();
+        unset($spreadsheet);
+    }
+}
diff --git a/tests/PhpSpreadsheetTests/Writer/Html/TextRotationTest.php b/tests/PhpSpreadsheetTests/Writer/Html/TextRotationTest.php
new file mode 100644
index 00000000..da928457
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Html/TextRotationTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Writer\Html;
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Writer\Html;
+use PHPUnit\Framework\TestCase;
+
+class TextRotationTest extends TestCase
+{
+    public function testTextRotation(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        $sheet->setPrintGridlines(true);
+        $sheet->getStyle('A7')->getAlignment()->setTextRotation(90);
+        $sheet->setCellValue('A7', 'Lorem Ipsum');
+        $writer = new Html($spreadsheet);
+        $html = $writer->generateHtmlAll();
+        self::assertStringContainsString(' transform:rotate(90deg);', $html);
+        $spreadsheet->disconnectWorksheets();
+        unset($spreadsheet);
+    }
+}
diff --git a/tests/PhpSpreadsheetTests/Writer/Mpdf/TextRotationTest.php b/tests/PhpSpreadsheetTests/Writer/Mpdf/TextRotationTest.php
new file mode 100644
index 00000000..000a33b4
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Mpdf/TextRotationTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Writer\Mpdf;
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Writer\Pdf\Mpdf;
+use PHPUnit\Framework\TestCase;
+
+class TextRotationTest extends TestCase
+{
+    public function testTextRotation(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        $sheet->setPrintGridlines(true);
+        $sheet->getStyle('A7')->getAlignment()->setTextRotation(90);
+        $sheet->setCellValue('A7', 'Lorem Ipsum');
+        $writer = new Mpdf($spreadsheet);
+        $html = $writer->generateHtmlAll();
+        self::assertStringContainsString(' text-rotate:90;', $html);
+        $spreadsheet->disconnectWorksheets();
+        unset($spreadsheet);
+    }
+}