javaexample in nutshell 第三版全书源码

																												   background-color: ${bgcolor!=null?bgcolor:"transparent"};				   border: solid black ${border!=null?border:"0"}px;				   margin: ${margin!=null?margin:"5"}px;				   				">								   background-color: #000;				   color: ${bgcolor!=null?bgcolor:"transparent"};				   margin: 0;				   padding: ${title!=null?4:0}px;				   font-family: sans-serif;				   font-weight: bold;				   text-align: left;				">				${title}