Bootstrap淡化效果

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         Tutorial Point Home
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         Java 
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         <li><a href = "#jmeter" tabindex = "-1" data-toggle = "tab">jmeter</a></li>
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      <p>Tutorials Point is a place for beginners in all technical areas.
         This website covers most of the latest technologies and explains each of
         the technology with simple examples. You also have a 
         <b>tryit</b> editor, wherein you can edit your code and 
         try out different possibilities of the examples.</p>
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      <p>iOS is a mobile operating system developed and distributed 
         by Apple Inc. Originally released in 2007 for the iPhone, iPod Touch,
         and Apple TV. iOS is derived from OS X, with which it shares the 
         Darwin foundation. iOS is Apple's mobile version of the OS X 
         operating system used on Apple computers.</p>
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      <p>jMeter is an Open Source testing software. It is 100% pure Java 
         application for load and performance testing.</p>
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      <p>Enterprise Java Beans (EJB) is a development architecture for 
         building highly scalable and robust enterprise level applications to be 
         deployed on J2EE compliant Application Server such as JBOSS, Web Logic etc.</p>
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