diff --git a/paper.css b/paper.css
index 052746f..83ae518 100644
--- a/paper.css
+++ b/paper.css
@@ -9,12 +9,12 @@ body { margin: 0 }
 }
 
 /** Paper sizes **/
-body.A3           .sheet { width: 297mm; height: 419mm }
-body.A3.landscape .sheet { width: 420mm; height: 296mm }
-body.A4           .sheet { width: 210mm; height: 296mm }
-body.A4.landscape .sheet { width: 297mm; height: 209mm }
-body.A5           .sheet { width: 148mm; height: 209mm }
-body.A5.landscape .sheet { width: 210mm; height: 147mm }
+body.A3           .sheet { width: 297mm; height: 419mm;margin-left: auto; margin-right: auto; }
+body.A3.landscape .sheet { width: 420mm; height: 296mm;margin-left: auto; margin-right: auto; }
+body.A4           .sheet { width: 210mm; height: 296mm;margin-left: auto; margin-right: auto; }
+body.A4.landscape .sheet { width: 297mm; height: 209mm;margin-left: auto; margin-right: auto; }
+body.A5           .sheet { width: 148mm; height: 209mm;margin-left: auto; margin-right: auto; }
+body.A5.landscape .sheet { width: 210mm; height: 147mm;margin-left: auto; margin-right: auto; }
 
 /** Padding area **/
 .sheet.padding-10mm { padding: 10mm }
@@ -22,6 +22,9 @@ body.A5.landscape .sheet { width: 210mm; height: 147mm }
 .sheet.padding-20mm { padding: 20mm }
 .sheet.padding-25mm { padding: 25mm }
 
+/** Better used on wkhtmltopdf **/
+.sheet.continuous { margin: 0 }
+
 /** For screen preview **/
 @media screen {
   body { background: #e0e0e0 }
diff --git a/paper.min.css b/paper.min.css
index 9bc52d5..a5c8156 100644
--- a/paper.min.css
+++ b/paper.min.css
@@ -1 +1 @@
-.sheet,body{margin:0}@page{margin:0}.sheet{overflow:hidden;position:relative;box-sizing:border-box;page-break-after:always}body.A3 .sheet{width:297mm;height:419mm}body.A3.landscape .sheet{width:420mm;height:296mm}body.A4 .sheet{width:210mm;height:296mm}body.A4.landscape .sheet{width:297mm;height:209mm}body.A5 .sheet{width:148mm;height:209mm}body.A5.landscape .sheet{width:210mm;height:147mm}.sheet.padding-10mm{padding:10mm}.sheet.padding-15mm{padding:15mm}.sheet.padding-20mm{padding:20mm}.sheet.padding-25mm{padding:25mm}@media screen{body{background:#e0e0e0}.sheet{background:#fff;box-shadow:0 .5mm 2mm rgba(0,0,0,.3);margin:5mm}}@media print{body.A3.landscape{width:420mm}body.A3,body.A4.landscape{width:297mm}body.A4,body.A5.landscape{width:210mm}body.A5{width:148mm}}
\ No newline at end of file
+@page{margin:0}body{margin:0}.sheet{margin:0;overflow:hidden;position:relative;box-sizing:border-box;page-break-after:always}body.A3 .sheet{width:297mm;height:419mm;margin-left:auto;margin-right:auto}body.A3.landscape .sheet{width:420mm;height:296mm;margin-left:auto;margin-right:auto}body.A4 .sheet{width:210mm;height:296mm;margin-left:auto;margin-right:auto}body.A4.landscape .sheet{width:297mm;height:209mm;margin-left:auto;margin-right:auto}body.A5 .sheet{width:148mm;height:209mm;margin-left:auto;margin-right:auto}body.A5.landscape .sheet{width:210mm;height:147mm;margin-left:auto;margin-right:auto}.sheet.padding-10mm{padding:10mm}.sheet.padding-15mm{padding:15mm}.sheet.padding-20mm{padding:20mm}.sheet.padding-25mm{padding:25mm}.sheet.continuous{margin:0}@media screen{body{background:#e0e0e0}.sheet{background:white;box-shadow:0 .5mm 2mm rgba(0,0,0,.3);margin:5mm}}@media print{body.A3.landscape{width:420mm}body.A3,body.A4.landscape{width:297mm}body.A4,body.A5.landscape{width:210mm}body.A5{width:148mm}}