.exampleblock .example_content{
  white-space: pre;
  margin:0px;
  background-color:black;
  color:white;
  font-family:'courier';
  font-size:10pt;
  overflow-x:scroll;
}

.exampleblock{ 
  width:90%;
  margin:auto;
  margin-bottom:5px;
}

.exampleblock .example_title{
  background-color:#e88732;
  text-align:center;
  font-weight:bold;
}