center text

ch07_authorization-authentication.adoc

@@ -899,6 +899,7 @@ next two timelock features we will examine are _relative timelocks_ in
 that they specify, as a condition of spending an output, an elapsed time
 from the confirmation of the output in the blockchain.
 
+[role="less_space pagebreak-before"]
 Relative timelocks are useful because they allow
 imposing a time
 constraint on one transaction that is dependent on the elapsed time from

theme/pdf/pdf.css

@@ -68,8 +68,7 @@ section.less_space > h1:first-child {
 
 
   /* right and center align options for table cells */
-.right { text-align: right; }
-.center { text-align: center; }
+p.center { text-align: center; }