.center {
   text-align: center;
   text-indent: 0 
}
  
p.right {
   text-align: right;
   text-indent: 0 
}
  
.xsmall {
   font-size: 80% 
}
  
.block3 {
   text-indent: 0em;
   margin-left: 1.5em 
}
  
.indent {
   text-indent: 1.5em;
   margin-top: 0em;
   margin-bottom: 0em 
}
  
.bib {
   text-indent: -1em;
   margin-top: 0em;
   margin-left: 1em 
}
  
.extract {
   margin-top: 1em;
   font-size: small;
   margin-bottom: 1em;
   margin-left: 7em;
   text-align: left 
}
  
.break {
   text-indent: 0;
   margin-top: 3% 
}
  
.partnum {
   text-align: center;
   margin-top: 1.5em;
   margin-bottom: 0.5em;
   font-weight: normal;
   font-size: 120%;
   text-indent: 0em 
}
  
.parttitle {
   text-align: center;
   font-weight: normal;
   margin-top: 0em;
   margin-bottom: 3em;
   font-size: 110%;
   text-indent: 0em 
}
  
.chaptitle {
   text-indent: 0em;
   margin-top: 1.5em;
   margin-bottom: 8em;
   font-size: 120%;
   font-weight: normal;
   text-align: center 
}
  
.indent1 {
   text-indent: 2em;
   margin-left: 1.5em;
   margin-bottom: 0em 
}
  
.sec1 {
   text-indent: 0em;
   font-size: 120%;
   text-align: center 
}